Ls swap starts then stalls This is my second day of actually driving to work. So I have a 91 obs Silverado 1500 that has an LS swapped 5. MikeysGarage Discussion starter. It is a 2007 LMG going into an '81 C10. 0 stalls sometimes after driving for a while when I come to a stop.  · ls1 01 camaro engine swap tsp prc stage2. Holley 550-928 is the Terminator X setup I'm running. Sep 25, 2014 · Gen III/IV "LS" swap info TECH: LS motor to Early Auto Transmission Email or PM me your LS questions if you need help bo185@yahoo. The MAP and MAF codes are probably low May 13, 2011 · This may not be the right forum for this, but I'm having a similar problem with my stock '05. I'm lost as to what to do next. Let's start at the starter. i have a ls swapped s-10 that came factory with a v6 manual. 2). But if I turn key and let pump run for any amount of time and then start it it will either shut right off or not start at all. Starts right back up if it does. It's been driven around 40-50 miles with no issues, and then this started. I have the GCF file and a couple of datalogs, just trying to understand what I'm seeing. 600 112lsa LS7 lifters 243 heads LS6 Intake with factory injectors TSP 1 7/8" LT with TSP catless Y-pipe Circle D 3200 Stall Starting Issue - As found. I've tried everything I can think of. By kensz28 in forum General Help Replies: 4 Last Post: 11-17-2009, 07:09 Jul 11, 2011 · Weird problem here, I have about 46,000 on my 2009 LS Malibu. 50% of time, fails on initial crank, but if Sep 1, 2012 · 6. 598 112* lsa disabled LTFT's, 0-ed out the idle overspeed and underspeed tables, bumped up BRAF by 2 g/sec, bumped up timing to 23*. Bonnie Nov 17, 2023 · Truck starts then dies seconds later. Check the handheld to see if you are getting any codes. 0 LS swap, factory modified harness and reprogramed computer (per lt1swap. 2006 chevy 1500 5. Feb 16, 2021 #1 Feb 16, 2021 The fuel pump should prime and then continue running after start. All stock except for exhaust. I've cleaned the intake, cleaned erg, replaced fuel filter, replaced air filter, new spark plugs and cables. (It was running for 6 months on a single plane/4150/edlebrock 3636 injectors with a 5. That was on a 65° day. If it doesn’t, then it Jul 1, 2016 · LS1 Swap Shutting down and flooding check fuel pressure at the rail. :banghead: The donor engine is out of a flex fuel 2003 Yukon Flex Fuel (DBW) and the PCM P59 is from a 2003 Silverado (DBW) non Flex Fuel. 4 MPS, 42. Scrutinize: RPM, MAP, MAT, TPS, CTS, IAC, Target AFR, AFR Left, CL Comp, Ignition Timing Dec 21, 2021 · Bimmerforums is the preferred online BMW Forum and community for BMW owners. psmith Junior Member Posts 4 Reaction score 0. 1 post · Joined 2023 Add to quote; Only show this user #1 · Nov 18, 2023. 600" 111 lsa cam specs , fast92 with gm ls2 tb, 1 3/4 long tube headers. so this weeked we tried to do a test fire and make sure all the wiring was hooked up correctly for my LS swap. The truck throws a couple codes. Any info appreciated Mar 6, 2009 · Keep in mind that I only see this problem on days 80° degrees and warmer. It fires up goes to around 2000 RPM and then shuts off. Fuel pressure 58lb, 12V @coils pulled plug getting spark I've included a scan and  · Starts then stalls right away. Fuel pump hums when priming and can hear it working just before it stalls. with no second o2, no vats. issues are idle surging/dropping low at stop, if ac on will stall out at stops, when coasting to stop if in neutral and not pressed rpm will rise until I come to complete stop and hot starts Nov 17, 2020 · i just want to put out some of the things we learned this weekend about troubleshooting a no start issue on the 5. It will fire right up again on the next try. I have a large MagnaFuel pump and dual relays that are triggered by the green wire from the ECU. 12. I can start the truck. I installed another E40 and it stays running with that tune but I need to put it back were it came from. Thread Tools. _____ Jody PAST CAR PROJECTS Like Lateral-G on Facebook! Follow Lateral-G on Instagram! SPECIAL Oct 9, 2020 · Hi, I have a Pro-Flo 4 system that I am using on an LS2 out of a 2005 Pontiac GTO. If it does, then you can rule out crank sensor and coolant temp reading -40 causing the pcm to flood the engine. I have verified that there is 58 psi at the rail before cranking and pressure drops slightly Apr 30, 2014 · 6. If I let pump run till right before it shuts off and then start it it won't start at all. 0L Power Stroke Diesel 2003 - 2007 F250, F350 pickup and F350+ Cab Chassis, 2003 - 2005 Excursion and 2003 - 2009 van Jul 21, 2016 · I'm trying to finish up my LS2/T56 swap in my 72 Cutlass and I'm running into serious issues. I have good spark and 60psi at the rail The car starts strong but dies as soon as I let the key go any ideas whats going on with this Sep 27, 2024 · Lexus Model: LS 430 JDM Celsior Year of Lexus: 2004 Location: Derbyshire; starts and few seconds later stalls, but then you would get immobiliser code. The car starts, idles for a few seconds then dies. You should have 12 volts on the red wire all the time.  · We just finished wiring the body and attempted firing the truck for the first time. 66 crank Summit Pro LS forged 6. P0455(permanent). I made tune with out VATS and delete rear o2s because i have no cats. I have tried pulling extra fuel out where it is currently idling (KPa and RPM). make sure its not starting to run lean and then dieing. But it started right back up and ran fine. Posted Fuel Pump ECU problem is one of the MOST common problems with the SC and LS. Jun 8, 2021 · LS stalls when AC turns on. I park it in the garage last night and this morning I turn the key, it starts and immediately dies. This last time I just adjusted the fuel pressure regulator to be at 65psi for start up and 55 while idling  · When doing so the car starts right up and idles. The higher the stall, the more slip, more slip=more heat. You don't want to tear any seals. 03-25-2019 #2. But then it simply won't run. We got the car running and wen't for a drive and it was great until the next morning we tried to start it up it would start and run for almost a second or two and then shut off. At Bimmerforums, you will find technical how-to information maintenance specifics audio advice wheel and tire combinations and model specific details not found anywhere else. Custom CAI Stall All the goodies. if it dies when your dickin with it then id suspect the ign switch going dead. This Morning I turn the key and the starter tries but it won't start. 2006 4. I am setting this up to insure everything works as it should before I put it in my jeep. It's a stock engine minus headers and a intake tube to be able to fit in the truck. Seems like it is flooding pretty bad when it starts missing and dies. Key OFF, unplug IAC and TPS sensor, then key ON for 10seconds, then key OFF.  · LS swap 5. 1998 P. Dec 21, 2010 · Well, I thought i'd give those interested an update. 5#, N*, LQ4, SD Headers, Double Roller, 3" Dual Borla Pro XS, INTENSE Custom Tune, FWI, White, 5% Tint It took a minute to get the car started because I did this AFTER I released the fuel pressure, but you can see the car starts up after it May 6, 2024 · Hey all. Jan 24, 2004 · Every now and then the engine stalls. Having trouble starting my LS for the first time. It starts great but after ~20 seconds the STFT's start to climb then in starts to surge, then the surging grows until it stalls. 0. Gen III is a bit easier to run due to the lack of variable valve timing. Thread starter psmith; Start date Dec 13, 2011; Dec 13, 2011 #1 P. Jump to page: Results 1 to 20 of 39 Thread: 5. Runs great after it started and no other issues, only does this on a cold start. highly modified Ford 4R70W transmission, FTI 9. On my first log i could see the spark ranging from 15-25 degrees trying to hold the idle. 3L worked SOLD SOLD 1998 s10 ext cab custom paint grafics, 9 switch air ride, & loud a$$ train horns:evilg: Jan 29, 2022 · 2004 Chevy Silverado 1500 4. MattStrike. P0135(permanent). Show Printable Version; 05-06-2024 #1. Im finishing up my cam swap and my car wont idle. Cam: BTR stage 2 LS3 cam and all supporting mods. Once it reaches warm/hot coolant temps the engine will not want to idle and it stalls, and it's hard to start it again. I'm using a Current Performance harness which is labled clearly with all connections in place. Pump primes as it should. Once she starts acting up, this no longer works, Car goes straight to stalling upon coming to a stop. Now i am getting a p1810 pending Mar 16, 2017 · Choosing the Engine for your LS Swap. It's a 2000 Silverado LS, 4wd Standard cab, 5. There are many variations of the LS engine, and the cost for them varies wildly. Now i swapped 5. hpl 1_Cold Start - Run to Stall. If I spray carb cleaner into intake it will run 3 days ago · My car starting acting a little weird when the battery was starting to go. Oweber05 Discussion starter. 3 ls on 4l80e with segment swap tcc lock up issue Like title says 5. Using a remote battery and Apr 7, 2010 · when your driving jiggle the crap outa your keys and push and pull the key in the ignition. 903 so i upped the engine size in the tuner.  · Only other mods are shorty headers, cold air intake, and 255 Fuel Pump. Thread starter nepats1973; Start date Feb 16, 2021; N. I installed BTR truck cam, shorty headers , and air intake. It starts right back up but then stalls again 5 minutes later. Then if i give it gas it starts, then if i try and let it idle it dies. 8l 4L60 ran great drove it a year. AC delco icm (D1971A Dec 21, 2010 · I have a 98 camaro ls1 intake, harness and ecu running a 2000 vett long block. Been reading & going through all the diagnostics, but can't seem to figure this out. 50s, 5% tint,OEM smoked headlights , tinted tailights, all LED interior lights, LED tails/park/turn/ reverse lights. 0 LQ4 with an LSA blower. Continue the checklist with emphasis of fuel related items that follow. Used a standalone harness and flashed E38 from PSI for the swap. It’s also quite a bit cheaper than the Gen IV small-block. com. It needs them in the right quantities and intervals, or it won’t run right. LS swap Runs really rich, searching idle NOTE: with the MAF plugged in it starts settles at a 600-700 RPM idle and then the RPM falls off to 300-400 RPM (barely enough to keep running) and wants to die You may not post new threads; You may not post replies; You may not post attachments; You may not edit your posts Mar 19, 2016 · UPDATE. Did this problem start after the timing belt swap, after the tune-up, after the new battery etc?:) AWJ. 3 car turns over runs fine for about 10-15mns then begins to spit sputter cough and backfires also, sometimes it dies but it starts right back up if I get on it will do it immediately if I drive it conservatively it will start doing it in about 10-15mns This problem just showed the first sign the other morning when I started it and walked away and the car died. Then it wouldn't start again, so i floor it and it starts but won't idle it'll just die. You need to add injector pulse width to your Jun 11, 2021 · Hi all. Make sure you don't have any vacuum leaks first.  · When you go to start the truck it starts no problem then dies almost immediately, similar to when VATS are still enabled. it is stock with different intake pipe no cam all parts of of good running truck. Had a snap on scan with no codes. Using modified stock harness, stock ECU (from 2010 GMC Truck/6. Dec 24, 2015 · Truck Starts, Runs a few minutes, then dies, won't start up Try this, after it stalls, give it a little starting fluid shot and see if it runs smooth until the starting fluid runs out. My fuel pressure when I turn the key on reads 60 psi. Jump to Latest 13K views 8 replies 8 participants last post by 2003Silverado Nov 18, 2023. With the brakes engaged, idling is a little rough, Aug 10, 2014 · 2011 2. P0442(permanent). Jrs3800. Numerous times after the fuel pump always turns on and always starts. I verified wiring, grounds, key on and Sep 9, 2019 · Here are some of the issues that cause the Camaro to stall out. Car won't start or won't respond to changes. Expert. It hasn’t been driven yet, just a few startups. 03-22-2024 #2. Mar 31, 2013 · 2. Once again I removed the  · That also works fine for the same time period and then stops making a difference. I deleted the Vats but the engine starts then stalls out right away. 8210. I can see fuel squirting into the TB and then is just peters away and dies. It Starts When Accelerating At 15 To 30 Miles And Then Stops After About 2 Minutes  · Slowly but surely working out the kinks on my LS swap now that I finally have it on the road. 3 LS and its currently on the stand but wont run. It almost tries to idle, but stalls if add throttle. Then look exactly where this happens on the Base Fuel & Timing Tables. Now mind you, I only drove it for two minutes around my neighborhood to see if everything was running fine. P0122(permanent). I checked for spark on cylinders 1 and 3, since they're the odd ones where the Jan 3, 2008 · I have the same condition with a 1995 Lexus LS 400; The car has been bullet proof until now The engine turns and "starts to start" and then dies; no trouble codes either; one mechanic told me it was the ECU (a common problem for older cars); so I replaced 6 capacitors in the ECU and nothing has changed; The fuel filter was replaced 15K miles ago; Could the fuel Feb 13, 2024 · I'm having a frustrating problem with my truck. any ideas? Apr 8, 2017 · hello everyone i am new to all this tuner stuff but am learning quickly, i hope. Once it starts, the engine slowly cuts-out for 1 to 2 seconds then barely fires on enough cylinders to stay running. So i go back out 10 mins later to mess with it and it starts then stalls. Oct 16, 2021 · LS swap 3100 truck HELP!! Hi I am working on a 6. running the factory v6 PCM. mine would do this (odly only at idle tho and slow speeds) Aug 25, 2011 · Once I reach a stop sign, the car stalls out unless I keep my foot in the gas. M. The problem does NOT have an engine code. I can be at 1500 rpm, and put in the clutch and she'll stall. The engine is PIG fat you can smell it really bad. swapped with a 4. turns over hits a lick then dies. angelm_ix. 3 Swap Starts then Dies; Page 1 of 2 1 2 Last. The pertinent changes are a cam, extensive head porting, and a return style fuel system with regulator on the return line. 5. com) Starting the engine for the first time, the motor starts right up and then the RPM races really high right away. Seems to be fuel problem. Ran ground from bell housing to frame and car started and ran for well over a minute and then died. 3MZ-FE engine swap underway, E250F transaxle 5sp AWD Jul 15, 2017 · Hi I'm Cory and I have an 01 silverado it starts then dies immediately. But anytime I leave it off for more than hour the problem resumes. So i moved the Base Line Airflow table up. Jump to Latest 1999 Grand Prix GT - L26, Ported Top Swap, XP Cam, 3. now i searched and it seems like vats, but my computer and stand alone harness are from nelsons. I had the ECM reflashed, VATS is disabled. When I go May 20, 2012 · try disconnecting the battery for five minutes? Sounds like a theft deterrent fault, I had similar symptoms and solved it with cleaning the key nub and ignition cylinder ring. 3 swap it starts but up but then it dies out within 1-2 sec it is getting fuel pressure to the rails and VATS is deleted i am not sure what the issue will be Attached Files. Things I have double checked: fuel pressure (56 lbs at the rail) all sensors are hooked up and all grounds are good. 53X/.  · Hey, very new with HP tuners, just got access to it and trying to fix issues with my car, had it tuned awhile ago when the cam was installed and now trying to clean up the tune myself. P2068(pending current old). I have been driving it and working on the tune, but have not been able to get it to run as well as I had hoped. 5 psi delphi injectors had a 100 wetshot, but that's been removed The problem is basically that on cold start the engine starts up fine and then the rpm drops until it dies (sometimes it recovers and is able to idle). i will be checking fuel Aug 3, 2021 · I recently installed an Elgin E-1840-P ("Sloppy Stage 2") camshaft into my LS1/4L60E powered 2002 Camaro. 1993 Bonneville starts then immediately stalls, help! bobkat. This is my first engine swap with an LS motor. The problem really starts when it gets up to temp (around 180), after that it starts to spit sputter and stall  · Swap injectors bank to bank and see if the issue follows. Jump to page: Results 21 to 39 of 39 Thread: 5. 6 KB, 5 views) Jan 22, 2016 · GS - 3rd Gen (2006-2011) - So you Lexus starts then dies after a few seconds and no one can figure it out!!!!! - Here we go: 2006 gs430. I have been using this system in a Subaru for almost a year and it has been working great. TF heads, 1. 01-15-2006, 09:26 PM #6. Nov 30, 2021 · I rebuilt a 5. It will fire and idle for 3-5 seconds then die. 200" forged pistons, Trick Flow Twisted Wedge 11R 205 CNC Comp Ported heads, 12:1 compression ratio, 232°-244° duration . 898" Pistons TSP 228r 228/228 . Wed Oct 19, 2011 11:12 am. 3 to 6. It started out driving for twe Feb 19, 2017 · my 06 6. 2) I got a fuel pressure tester and the pressure is at 53 with key on, and maintains pressure when it starts (then dies). 07 Cobalt starts then stalls after 1 second . disconnected TPS and IAC with no change, Starts then dies immediately like it has no fuel. nepats1973 New Member. almost like to runs out of fuel. 0 swap chevy 3100 truck, stock ECU out of 05 GM truck with painless wiring. 0 from 06 GMC denali. The car idles just fine. I would start it like normal and then it would die, no matter what i did with the Apr 22, 2014 · 6. 3 on 4l80e with segment swap under same OS# the transmission goes into gear fine but once it gets warm itll stall when i place it in drive. ) On Mass Air cars, the computer needs to measure the MAF flow once the engine starts. Pushing on the accelerator does nothing. Oct 22, 2008 · it dont start at all when you disconnect the maf and once it starts it will run forever and not miss a beat drove it over 100 miles today no problems at all but randomly to wont start it tries to for a second then it just stops THEN i see the theft lock light (passkey light) come on and stay on. Today I drove the car several times and then out of the blue. 3L 4WD 190K miles) with the exact same condition as described in the first post on this thread. 3 Swap Starts then Dies. any ideas? Aug 9, 2022 · Anyways, drives normal until the truck reaches operating temp and the engine bay gets hot. 01-17-2021, 08:39 PM. it starts and runs then dies 5 seconds in if it gets warm it will catch before it dies and revs up and Apr 27, 2020 · LBZ starts then stops. The PIP controls the injector firing. 1 Attachment(s) 5. did an LS swap into a 92 camaro. SultanHassanMasTuning. Immobiliser light off on dash. hpt (231. I drove it yesterday and everything was fine. 1982 Porsche 928 LS swap in progress. 7 with prc ls6 2. Show Printable Version; 05-07-2024 #21. Hi all, Dec 20, 2021 · Hello im stuck. Noise on the tach wire can cause the unit to stall as it is getting wrong tech readings , which is critical. one 89obs stock tune. More precisely it would start but immediately die. 2010 Vette Stock Bottom LS3 - LS2 APS Twin Turbo Kit, Trick Flow Heads and Custom Cam - 12psi - 714rwhp and 820rwtq / 100hp  · 2010 Vette Stock Bottom LS3 - LS2 APS Twin Turbo Kit, Trick Flow Heads and Custom Cam - 12psi - 714rwhp and 820rwtq / 100hp Nitrous Shot starting at 3000 rpms - 948rwhp and 1044rwtq still on 93 Aug 17, 2012 · Stall speed is the amount of "slip" the converter has. I then moved the timing to 18 degrees at idle. the other day I decided Feb 18, 2023 · I bought a 09 G8 GT with a failed lifter. com to do the harness. 3. Preferably one you can view from the driver's seat while operating the vehicle. Car ran perfect for about a month and then things went south. It will start back up everytime and idle until giving it gas again. ChristianH1123. Show 40 post(s) from this thread on one page. On Saturday, I drove to a restaurant, then left, while leaving the car started to stall, rpm's were dropping and the car was "gasping for air" it seemed, it was very jerky and you couldn't accelerate. I think the PCM is a 2000 but its essentially the same. View Profile View Forum Posts View Blog Entries Senior Member Join Date Aug 2005 Formula starts then immediately dies. com, engine is stock. I do NOT have Hi first time member. It starts and idles fine and it runs as I would hope while warming up, but then once it warms up it 'stumbles' in certain conditions, mainly at low RPM when I am off idle, so Dec 28, 2004 · PCM Diagnostics & Tuning - 00 silverado starts and then dies, over and over, please help!!!!! - I have been driving my 00 Z-71 daily for two years. 3 LS1 with no problems of any kind) Now for some reason the car Jul 9, 2024 · i can usually find what i need but I've tried it all and then some can't get it. 470" forged steel crankshaft & H-beam rods, Wiseco 4. Today, in the garage I went to start the car, it starts then a few seconds in Sep 20, 2024 · Starts for about 1 second then low (500) rpm and stalls. anyway i tweeked on the tune according to what ive learned so far but it will Car runs good for 15-20 min then suddenly dies. MS4 cam long tube headers green 42# injectors 13to1 compression turbo 400 with a 3800 rated stall. Just did mine on Nov 2, 2014 · Hi Guys, New to tuning, finally finished up my S10 LQ9/LS2 -4L80 Swap but she wont stay running she kicks off and starts and on occasion will run for say 10-15 seconds with me revving a bit but dies after and wont re start. I disabled VATS and that is all so far but the truck will fire and up and die in about 3 seconds. truck always restarts then stalls a few times b 4 it starts to run fine. The pump primes at key on and the motor spins freely. It starts and then dies within a second or two. If TPS% channel goes above 1. 65_seth Discussion starter. Occasionally it will start, then shut right back off. It is down inside the distributor below the  · If IAC position keeps moving big settings then you need to wait and let the new airflow get stable before making adjustments. I can go all winter long (months) without a single problem. New LS2 swap. It idled on its own for the first start but now after ive set the rockers it wont stay running at an idle, if i dont give it any gas at all it will crank and crank untill the cows come home but wont start. It won't stay running. 3, starts and dies, acts like pass lock system. Remember, a vehicle needs air, fuel, and spark to run. I have jumped head first into tuning the VE myself with HPT and an AEM 30-0334 wideband. I can drive it for aboUT two minutes then it dies and won't start back up for a couple minutes. Have had it for almost 2 years now. Save Share Reply Quote Like. THINGS I HAVE DONE-replaced CKP sensor-verified Oct 22, 2013 · We're just about to wrap up our 70 GMC with an LS swap, and have been doing some trouble shooting by just driving some shake down miles. Sep 4, 2014 · LQ9, nnbs intake, edelbrock 90mm TB, LT headers true dual X-pipe dumped, msd wires, EFans, spectre cai, Performabuilt Rock Crawler trans, motive 456, Detroit trutrac, RPM custom dyno tune, cranked level kit on 20x12 gear big blocks wrapped in 35 12. Oct 20, 2012 · 2006 starts then stalls after a few seconds. The cranking is extended until it fires then the idle is pretty low like 400 then it surges to normal and it's ready to go. All Dec 13, 2011 · LS, LT, LTZ . Runs great if I reset the fuel trims every 20 Jun 12, 2020 · After a brief time it will misfire or stumble here and there, gradually becoming worse and then stall out within 2 minutes time. Apparently my battery was almost dead and everytime I tried to start the car the security system would kick in and Mar 22, 2024 · After several tries and the engine is warmed up a but its starts run better, but is still very questionable, Thank you in advance!2_Cold Start - Run to Closed Loop. It wouldn't start. May God's grace bless you in the Lord Jesus Christ. has good power good mpg good scan guage numbers. 6. 0L starts then dies. It acts just like vats. It would start but would have to relearn idle after being stored for a couple weeks to a month. 5"/3000 stall/triple disc TCC, B&M Hammer shifter, Stifflers Apr 18, 2016 · Just rebuilt a LS1 with a Comp Torquer v2, 232/234 . 2310. Bad gas-can cause an engine to Nov 27, 2022 · Also, when the vehicle is warmed up and you try to start it after letting it sit for a little it'll be hard to start. 3 fuel pump wasn't strong enough. . View Profile View Forum Posts LS Swap. Apr 14, 2022 · Then after you make any adjustments the TPS needs to be recalibrated using the wizard. It will start for 1-2 seconds and then die. wait 3-5 second, then May 28, 2019 · Hi guys, I have an Ls1 / T56 with a 228r Texas Speed cam. I can tell the issue is electrical. 7 60ft 11 are so close 440/400 at 94* on a mustang dyno. On a cold start up the engine starts and dies. Sensor was $78 at autozone and scanner was $379 at Amazon Follow the instructions on the scanner step by step ,on the section new crank shaft sensor re learning After that no more issues Tip measure the old sensor with the new one ,the Jan 11, 2014 · Like it says. Now plug sensors back in and key ON, start scanner. I am at the tail end of my LS1/T56 swap into my 1986 BMW e30 (325e) and doing the wiring. Since the cam swap I have been experiencing an issue Nov 18, 2023 · Good Evening All, I swapped out an LS6 into my '75, the details of the swap are below. no codes given and no change on ipr or icp when it happens. Numerous Aug 23, 2012 · After quite a bit of cranking (assuming due to no fuel in the lines, rails, injectors) it started and ran smooth as silk for 3 seconds then died. My problem I am having is the motor fires up great, runs great until it goes into open loop and Jan 7, 2021 · If I turn key from off straight to starting engine it fires up and runs great for 6-10 sec and then dies like I turned key. Jun 16, 2019 · When I first start my 5. had d plugs done stc done egr done blue spring done oil and fuel filters on a regular basis. 5200 posts · Joined 2010 Add to quote; Only show this user Jun 12, 2014 · Reactor Aluminum LS flexplate 3600 triple disk FTI converter (spec'd for a 4L80e/LS swap) Issue: Since the installation of the trans and all the components, when the transmission reaches operating temp the torque converter locks up and stalls the car when slowing down below 5mph or engaging reverse gear. My 04 tb died on the hiway yesterday and will not start up. Checked all coils & injectors wiring right to PCM. You can always tell when it is going to happen, the car will idle up a few hundred rpm, then start missing and go dead. 3 LS form a 2005 yukon, that was the donor engine for my swap. when it starts it fires up with barely bumping it Dec 14, 2010 · The truck starts no problem although the idle seems to be a bit low 6-700 rpm gauge reading, but idles fine until i shift the gear selector into reverse upon which point the rpms drop and it stalls out (every time) when i go to start it back up it takes a few extra cranks to fire and usually have to give it some gas, like it dosent want to  · Summit Pro LS forged 3. It only starts right up, then dies immediately. Save Share It starts then shuts off? Mine has been doing that since I upgraded my throttle body, and more May 13, 2018 · Starts fine but always stalls. May 12, 2021 · Good morning yall, I need some serious help. After it died the fuel pump shut off the 3 seconds after. I believe I followed the instructions correctly. Checked fuel pressure (not running, key on 57psig) Compression is 160-170psi across the May 15, 2022 · Terminator X EFI Tuning & Tech. SeVeReDiStOrTiOn. I have a 5. The motor is from a 2002 tahoe. My reverse works with no problem its just my drive that stalls. Mind you the car ran perfect before with the LS1 and I have changed nothing in the transmission and as far as I know its got a stock Feb 9, 2015 · Now it snaps a few times on start up then the snapping and popping goes away, then it starts up again when the engine is at operating temperature. Need a little help. it wants to stall when i come to a stop sometimes it will catch it and it seems to not stall if you decell to Try cleaning the filaments with electrical cleaneror if you know someone with a ls1 swap them out. On day one of 80° degree weather it cuts out after about 8 miles of driving. 3 into my jeep out of 03 trailblazer. When i try to start it, fuel pressure drops to 40 psi and continues to drop. but it runs for 2 or 3 seconds and then stalls.  · We're having an issue with an LS3 we've swapped into a 72 Chevelle. View Profile Hi all, I have been fighting a problem for quite some time now. O. 623" lift 114° LSA H/R Feb 9, 2010 · 1999 4dr white engine swap w/2008 LS3 Corvette 6. 2 will start then and run for about 5 to 10 sec then sputter out and die. Printable View. 3L vortec and a 4L60E transmission. I noticed it backfiring into the intake as well Apr 30, 2019 · GM Cruise and Connect LS3 / 6L80 package. 7 posts · Joined 2009 Add to quote; Only show this user #1 · Oct 20, 2012. I'm having an issue with the engine wanting to stall when coming to a stop or putting the trans 5 days ago · Truck starts runs for two minutes then dies 3 Answers.  · The engine fires up immediately, then stalls out after a few seconds even if putting in some (half) throttle. Still have a long ways to go in the upper power band IMO, but that is not the purpose of my post. When it starts misfiring it throws a P0336 code. There are truck engines, and exotic supercharged aluminum versions used in the Corvette. An Nov 8, 2016 · A 6. I took it out, realized I had bought the wrong LEDs, and reinstalled it. I Hear Rattling Noise Under The Car Engine. The LEDs arrived two days later. Page 1 of 2 1 2 Last. Go easy with them. At first everything was goin for about 6-7 months and after that idk what happened but it started acting up on me. Aug 23, 2012 · Starts then DIES. Jump to Latest HD Swap | Tru Trac/4. 97 z28 convt, 60k mi. hpt. fuel pressure setting matched the Actual System Pressure. 5 heads, 227/234 . Somehow I ended up with the wrong icm from Autozone, which allowed it to start and then stall. Feb 8, 2012 · The car ran fine for a couple of weeks and then the problem returned. Oct 28, 2011 · Well I swapped the maf the iat and tps sensors with good known sensors and it didn't change a thing sooo I had it running and unplugged the idle air control valve and the idle sated exactly where it was at, soo when the idle dropped down to about 1,100 I unplugged it again and it stayed at 1,100 and never acted up again so I'm convinced that it is the iac, so I'm Feb 13, 2023 · So my own LS swap is kicking my butt on cold starts. I can't think of any pattern to this, it May 6, 2024 · 5. 6 rr, rods, lifters, comp cam, msd cap rotor coil, full exhaust, Cai, Pcm for less tune , 150 nitrous, no air or egr, tb bypass 3200 stall. Jump to Latest 2005-LLY 3500 LS DRW Crew Cab, VATS issue should cause a no crank or crank/no start after one start/stall event. 4 starts but immediately stalls Jump to Latest 46K views 19 replies 9 participants last post by Speed_Freak5150 Aug 29, 2014 May 7, 2024 · Hey all. 5,285 Satisfied Customers. Its a problem that has gotten worse and worse. I am thinking it's too soon to be messing with the RAF number more than the article mentions. This is why diesels have a really low stall speed because they make a ton of off idle torque. If it starts then, you have a fuel management issue. 3 0411 pcm that has been tuned with vats disabled. Stalls then starts right back up: tck. This is an older thread, you may Mar 17, 2014 · LT1 Starts and Stalls. hpl 1972 - Nova LS Swap 6. Feb 4, 2012 · ok so got my swap started but bogs down after a few seconds. Car will turn over but not start up. I turn the key, it fires right up smooth Apr 14, 2022 · Trying to diagnose an engine problem. It seems to fix the problem if you just slightly crack the throttle on start up to give it a little extra air. If I Rev then engine and hold it, it eventually takes over and then runs fine. Jump to Latest 2002 Pont Montana AWD (traded for 2012 LS MT @182K miles - title transferred to son on college graduation) 1990 Pont Transport (traded for Montana @240K miles) 1986 Fiero GT MT (traded for Transport - needed more seats) Jul 20, 2008 · Update as of today: 1) the truck hasn't started and kept running since last week. 3 DBW set up on and engine run stand. After a fresh key cycle, idle hangs at 1050 and then drops to 850 after a couple seconds. Had the car tuned. P0650(pending current old). 600/. LS swap it will not stay running. 410s. The second replacement icm from standard auto parts was dead on arrival. Plus, the security light would be on solid in the ipc not go off Nov 26, 2019 · I am the original owner of a 2001 Suburban LS (5. I am a newbie to the tuning world trying to figure out why this LS swap does not want to stay running. Jan 5, 2012 · Engine starts then immediately dies! Tags dies engine immediately starts. But you can do some test before to help rule out the fuel system  · The car fired right up and would idle in park so long as I used the real time controls to hold the idle at 1000. Fuel. It wont start back up, but if you let it set for 15-20 mins it will start right up and then run good for a while then die again. The reason for the higher stall is to make it easier for the engine to get to the desired RPM where it makes power. Here's a fun one that I'm scratching my head on: When I come to a stop, the engine RPM drops real low, almost like its going to stall out, and then it sort of just chugs back to life. Did you wire in an aldl when you did the swap? If yes, scan for codes. It’s showing all the signs of a bad PCV valve. Checked for fuel at regulator. '92 Ford Mustang GT: 385"/6. 0 swap, modified factory harness, computer reflashed by lt1swap. You can see this happening in the  · It will start and run on the prime and then dies. And I'll second what BO185 said. I have no MAF and run speed density full time. The engine does have GM's "hot cam", no details on that but it does have a noticeable idle. 8 v8 starts then dies. The fix Mar 12, 2024 · Hi i am on my second tune first being afm on 15 suburban which went good. I've turned off both VATS1 May 6, 2024 · Need a fuel pressure gauge on the vehicle at all times. ASE Feb 16, 2021 · Engine 90 Mustang engine swap - starts and stalls. but was also thinking the my stock 98 c1500 4. This usually starts the car with no issues and . When i come to a stop light the engine stalls. It runs like the day I bought it new. The cam isn't too agressive, it's a custom grind from SpectreWerks (228/232 112 LSA . Tested fuel pump I'm thinking the ecm/pcm any help identifying the problem 2002 Silverado LS Ext cab long bed 5. Fuel issues are one of the most common reasons that a vehicle would stall out, that includes your Chevy Camaro. Jump to Latest 28K views 10 replies 6 participants last post by pdcomm Feb 11, 2020. If I spray carb cleaner into intake it will run for 5-8 seconds. Sep 30, 2020 · GM 408 LS with NW DBW TB and 58x and Terminator X Max starts, but won't stay running. Now that I have everything hooked up, I am running into an issue. Tue Sep 18, 2012 10:33 pm.  · New LS2 swap. After fighting it for a while I simply save the file, close the program, then reopen it and load the saved file. 3 bored to 3. When the truck gets up to operating temps, it starts to develop a slight miss, and then the accelerator pedal stops functioning. If it's DBW then ignore everything I just typed lol. So I just tried to start the vehicle a couple days ago. The car will fire right up from a cold start and idle perfectly until i give gas then it falls directly on its face. all the usual suspects even checked all the pins at the fuel pump relay . Oct 18, 2010 · Comp Cams Rocker Arm Trunion Upgrade for LS rockers Fast intake 92mm 92mm throttle body oil catch can, Pacesetters LT Headers,3500 Stall, K&N CA, bmr drag bags. hpt No start. It will fire right up on the push button starter then dies like VATS is still on. I have Deatschwerks 65lb injectors that I lowered the flow rate data for 43psi fuel pressure, but the same thing happened with the supplied data at 58psi. Fairly sure the VATS are disabled. 3L 4x4 Z71. My mom has an 07 cobalt that will start and then stall immediately after. LS ROB. Cycle the key once and it works fine. 3 Starts then stalls please help I have 5. 8 posts · Joined 2016 Add to quote; Only show this user #1 · Nov 9, 2016. the only thing im left wondering is if it can be the ignition switch? Oct 6, 2017 · 5. The motor is completely rebuilt. 12 Jul 30, 2017 · engine turn off after 5 minutes or ten minutes, how I fixed,replaced the crank shaft sensor,then calibrated with a scanner. Our professionals are here to help make sure you find the answers you need to your questions and Feb 2, 2015 · Having trouble with my LS swap 5. Looks like they flashed with a stock 08 Corvette tune. MAF sensor was deleted and all the codes were set off and MAF failed. The car runs decent for half a min then starts to shake and does not pick up throttle then dies. The problem comes and goes. Did an LS swap on my 69 camaro and when I kick the Vintage Air AC on the idle doesn’t bump up and it stalls. decided to go back to manual swapped to a AR5. 53X - not exact on the specs, but I am pretty close, I acquire the  · 5. net. The harness and ecu was redone buy lt1wiring. Hi guys, I just got my truck the other day and was told it needed a fuel pump because it dies seconds after Jan 17, 2021 · New Terminator X Max setup/starts then stalls. When i turn the switch to on position, and cut off daytime driving lights my Throttle body flap begins clicking, and jittering. 3 Swap Starts then Dies; Page 2 of 2 First 1 2. Swapped the Mar 19, 2016 · UPDATE. P0523(pending current old). i have a 2004 5. It starts but then dies as if the fuel pump goes back off. Hey all. 20. Jump to page: 05-06-2024. Could be fuel pressure sensor - it is known to completely crash ECU, because it shorts 5V line, but that usually results in "crank - no start LS engine first start up, starts for a second or two then dies. The 3 major ignition codes don't light the cel. 0 at 115 with 1. 6% you need to reset the TPS% sensor. 3l heads tsp 228r (228/228) 114 lsa fast 92mm bluemaxx tb 42# @ 43. Oct 6, 2014 · 95SE Starts, then dies after a few seconds Mark it fixed [ Go to page: 1, 2] crzydmnd72. So again car starts and sound fine and then stalls all within 3 seconds. 2 block, Eagle 3. Currently the car is running through open headers and collector extensions with 02's. 3 vortec. I’ve changed out the original driver side valve cover  · hey guys im new to the forums but heres the problem. I listened and could hear the fuel pump working. Sep 28, 2020 9 0 1 Cape Coral FL. CHEVYTUNNER MEMBER; 2007 CHEVROLET AVALANCHE; Then I need to you check a couple places for power. I have changed the crank sensor. Once the engine is hot, every time I let off the pedal coming up to a stop or at low speed the engine idles really low (200-500 rpm, 750 idle set at), and truck starts shaking violently and tries to stall, sometimes it does. Generally speaking - no codes seems weird. I have the MPVI2 I did an LS swap into a 99 ZR2 blazer. No problems. Wed Dec 01, 2010 8:03 am. When the car sits overnight it will take almost 20 tries before it will stay Mar 1, 2021 · An engine that stalls while driving and then starts back up again, either immediately or after a short time is different from an engine that just wont start or if the 2010 Gmc Terrain Rattling Noise Under Car Engine. completely new engine. xPosTech. Wondering if anybody has come across this issue. With in 50 miles it will learn, but if you disconnect the ECM from the battery then it starts all over. I try again same thing. The background information: I was removing the instrument cluster to replace the bulbs with LEDs. 3L SBF, Dart SHP 8. 3L swap, engine starts & idles fine. hpl Jul 23, 2019 · Hello I am new to tuning. more you drive the better idle gets. I did the vss and iss and repinned the main transmission connector. Jump to Latest 73K views 11 replies 3 participants last post by birdfred14 Apr 17, 2023. Reactions: xPosTech and tbplus10. 3) I pulled off the vaccum hose on the fuel pressure regulator and it was dry, no fuel came out. So then I set the car down and put it in gear and it stumbles and dies. ive seen stuff like this happen. 125 rods Summit Pro LS forged 3cc dome 3. I have all the vats and rear o2's deleted, and I followed LT1swap. 5 5. 11s | 224r | 3000Yank | Junkyard built 4l65e | Cail Speed LT headers | Borla XR1| QA1 Streeters | and only provide enough fuel to crank over and stall. Need to put those back to stock, then see what's going on. 595/.  · My friend recently completed his swap on his 240sx, he currently has a bp automotive universal standalone LS1 harness with a 5. BOBBYSS. Aftermarket intake and headers/exhaust are the Nov 23, 2015 · One thing I've seen is every now and then the ECU will get an electrical gremlin. Decided to buy and cam swap it with All supporting mods. The stock tunes that Holley provides, or ones generated using the wizard default to the internal MAP sensor in the ECU, so if you haven't changed the sensor in the tune using a laptop, chances are you are set to the internal MAP. 3814. It is a 6. It has a RPM signal. i haven't hooked up the tach or speedo yet. Vats is off, Checked all of my grounds and connections. I gave up on this problem (mostly due to all of the holiday feasts and feeling lazy as well as the cold weather :laughing and ended up having it towed to a shop yesterday and drove it home today. 600"/. I live in the country, went out the other day to get in and go and mylex had other plans. 2L mated to a viper 6 speed manual SOLD 2001 4dr white xtreme kit 5 speed manual zq8 suspension 4-5 drop 2001 2dr black xtreme headers 8 inch converter 4. 07 Cobalt starts then stalls after 1 second. bkro wnyio diczhi knhjc vigizmg gzockfa mti vrkyz qtlbj qzha