Ls1 stalls after revving ECT starts at -40 and sometimes warms up to -18. He said he has it rev limited to 7200rpm? He wasnt shy to take it to 7200rpm either. LTCC ignition. Feb 9, 2015 · 95 Formula soon to be 4-bolt main 383 LT1. In a perfect world it'll end up around 80. 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. Jun 28, 2012 · Middle of the vid shows it idling and revving perfectly then I move it and it starts chugging barely idling twice! to avoid chugging I open the throttle blades and then it idles too high. with a live scanner you can check how your IAC counts are acting, if they are stuck in one point and dont vary at all you IAC might be bad. Still have a long ways to go in the upper power band IMO, but that is not the purpose of my post. I shut it off after 45min and tried to start it but it wouldn't start. Come join the discussion about performance, specs, builds, conversions, swaps, modifications, troubleshooting, maintenance, and more! Jan 10, 2013 · the only way to know what the stock idle is having a very accurate tach, stock tacs lie "most of them do", or having a live scanner and cheking real pcm rpm signal. I can see that your long term fuel trims are adding a bit of fuel. Below is a scan of the engine idling and then stalling after a rev. Nov 23, 2013 · A good budget stall converter is one from a chevy s10 pickup stall ~2400rpm. The AFR during Ramp Down/deceleration is 19 with 13. But on the second one it didn't. Motor actually sounds good, before it dies. BUT if I unplug the MAF when the issue occurs I can rev the engine without it Mar 23, 2015 · hello just starting tune and having few issues . 6 rrs,and lifters,cnc stock ported heads,Walbro 255,edelbrock ported air gap intake,58mm t/b,pacesetter Lts,Summit 2. Its hard to describe but at around 4000 rpms it sounds like it hits the rev limiter and i let off the gas. 73 10-bolt/Eaton posi. It seems to only do it in first or second gear Hi, I have a LS1 with a GM motorsports Turbo killer 2 cam in it. It can also be an "After Start Enrichment" table issue, but you won't be able to determine if that part of. Alt only and ABS deleted. 61X lift cam to idle at 600 rpm at a idle spark of 21* The whole car shakes at 600 rpm and drives fairly nicely without stalling. The klunky, rattle you hear is the door I believe, nothin to do with the motor. Oct 24, 2012 · A forum community dedicated to all LS1 and LT1 powered vehicles owners and enthusiasts. The cam isn't too agressive, it's a custom grind from SpectreWerks (228/232 112 LSA . 52mm TB. I have also messed with spark and the ve table. 8 Target AFR, so it's trying to compensate. CL Comp goes to zero after IAC regains idle speed. I’m not sure how these wires can be located spaced apart from the fuel injector harness on the driver’s side due to the way the harness is built Aug 3, 2010 · Sounded all loud and lumpy. It starts good and idle good just after punch the Throttle when it revs down in neutral it stalls, some times it will try to stay running and revs up to 1500rpm than Nov 18, 2014 · Next it would rev high to drive the rpm's up to 1. Bilsteins with Strano springs and swaybars. the car ldles great at 950 and doesnt stall when shifting in to drive but when i give it any throttle it Nov 23, 2023 · After it’s warmed up it drops to 35 and stays there. It really gives it that true muscle feel and sound. I have even tried reducing my idle airflow. it is not a final setup. Dec 19, 2019 · 01) Cold idle rev over 1000rpm = stall 03) Warm idle rev over 1000rpm = stall 04) Warm idle rev between 1000 - 2000 rpm = IAC goes to zero (as above), then without letting go of throttle rev to above 2400rpm = this resets the IAC back to a reasonable level around 144 which leads to a normal idle. On occasions it will rev to about 2800rpm then die again. Here is an earlier tune where everything seemed fine except for the stall. . If I was going 50 in 5th gear and stepped on it, the engine would miss, but not throw a code. It does not matter if it is 20 below or 80 degrees, it is all the same results. I went through the list of initial checks and everything appears to comply with the exception of the TPS/IAC harness routing. Manual Jan 11, 2011 · Just a little lt1. After some fine tuning I have been able to get my ~. You should also post up a tune. The car went like a cut cat, absolutely demolish my car. 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 gets pressurized again. The car would die after a quick blip of the throttle, but I was able to get the throttle follower to slow the RPM drop so the vehicle does not stall. Digging up and old thread isn't going to get you the answers you're looking for. Jul 12, 2011 · The intake manifold is either a ls6 or maybe a vette ls1 manifold. it has around a 580 lift cam and im starting with a tune I had done years ago at wait4me performance when I originally bought this engine for another project. Apr 30, 2009 · C5 Scan & Tune - Stalls after cam install - I just did VRX4 cam and Trick Flow heads on my 02 Z06 and had it tuned. Car ran great and was in speed/density mode. It is a 4. But if i rev it in neutral or in gear, my idle is hanging around 1300-1500 rpm for a while then it falls to where its supposed be. Mar 28, 2013 · Stalling issue was there before he raised them. At some point around 130-ish it'll start pulling from the counts. 8l with a sloppy stage 2 cam, pac 1218 springs with a speedmaster ls6 style intake with a stock dbc throttle body, a th350 with no vss hooked up and a 0411 pcm. you can see on the first rev the adaptive idle saved the stall. When i got my car tuned, my tuner told me I had my rev limiter set at 6700 rpms and it will rev that high but when I get on it, the car hits an "early" rev limiter. There are many of reasons for "My LS swap starts and stalls". Most recently the OBD2 live data showed -40 the entire time. From a stop, the car will stall out and check gauges light come on. After it cooled down it started right up. If it's not, then there is work to do. 53X/. I'm running 6400 RPM rev limiter and shifting 2>3 at 70 MPH (5200 RPM) with a 3. Apr 18, 2016 · disabled LTFT's, 0-ed out the idle overspeed and underspeed tables, bumped up BRAF by 2 g/sec, bumped up timing to 23*. 1k and the pressure to 30, but then quickly drop back down and after a minute if would do it again and then the cycle just continued forever. Aug 23, 2012 · I did this video to hopefully help. the stock IAC counts once the car is running at its operating conditions should be around Oct 7, 2018 · A forum community dedicated to all LS1 and LT1 powered vehicles owners and enthusiasts. MAF looks fine according to live data. The tune I posted was Rev 25 after lots of changes trying to get something to work. 4L60e w/3600 Revmax stall. And being a dick to contributing members isn't exactly the way to go about it either. It is Rev, 14. Aug 27, 2018 · First, take a look at your IAC stepper count. Apr 16, 2023 · After further reviewing the datalog, take a look at what CL Comp is doing. Start the car cold and it should likely be in the 300's for a few minutes until the coolant heats up. I have been to the tuner multiple times to try and figure it out but to no avail. first cant figure out what to tune to get the thing to quit dying after I rev it either sitting still or coming to a stop from driving. Now after I rev it up it stalls out. The idle section in the tune I posted has a lot of temporary changes trying to flush out the issue. Aug 3, 2021 · I recently installed an Elgin E-1840-P ("Sloppy Stage 2") camshaft into my LS1/4L60E powered 2002 Camaro. As the RPM and IAC ramps down to idle, the CL ramps up to 25-30%. 020 over speed pro pistons,comp custom cam,comp push rods,comp 1. The new camshaft wants air. P01 PCM Engine was dyno tuned but still has lots of idle/drive ability issues. 42 rear and a 3200 stall. I have also tired disabling Oct 5, 2022 · Hi all, i am having a issue with my ls swapped 1984 z28 stalling when coming back to idle in park and in gear. The problem is when I take my foot out of the gas right before the 1-2 shift and it shifts into second, or right after it shifts into second, it will stall, but only when the A/C or defroster is on. Now mind you, I only drove it for two minutes around my neighborhood to see if everything was running fine. If I have the HVAC totally off, it doesn't happen. He said it was about 290rwkw. :thumbsup:. Try adding 5% at a time to the table in the lower RPM cells 100 kPa and below. Aug 13, 2012 · With your setup You are going to hit rev limiter (5800 RPM) at about 69 MPH +/- depending on tires. Mods I've done, First thing I did was get a slp loudmouth2 cat back, then I bought long tube headers and an offroad y. Shifts and Transmission line pressure is changed via tune only. 5 x-pipe with dynomax bullets,march underdrive pulleys,gm opti,msd cap and rotor,Msd 6AL,Moore 10mm race wires,SLP line lock,SLP fan switch,aluminum D/S,Built 4l60e,TCI 3,000 stall,B Dec 30, 2007 · The last couple of days I have been messing around with the idle parameters on HP Tuners. I obviously had to delete the rear 2 o2 sensors and took my car to a buddy who does ls1 cars. I have jumped head first into tuning the VE myself with HPT and an AEM 30-0334 wideband. One has been really throwing me for a loop. So you need to jack up the limiter or lower the Kickdown MPH shift point to make sure you have 200-400 RPM room for slippage. Come join the discussion about performance, specs, builds, conversions, swaps, modifications, troubleshooting, maintenance, and more! But then if it stalls immediately, typically it's the Base Fuel Table is not correct. Throttle Position Sensor seems fine after looking at live data. Im thinking of doing the same modifications to mine but cams generally need revs? Im pretty unsure if its safe to rev these cars to 7200rpm?? Aug 25, 2011 · Once I reach a stop sign, the car stalls out unless I keep my foot in the gas. camaro 056 - YouTube Here is the only vid i have of any data when it acts up but instead of idling at 500 and chugging it just dies. Every time I stab the throttle it dies and stalls. 3. Lloyd Elliott heads/intake/cam. Poly all around, Founders LCA relos, LCA's and subframe connectors. Shorties w/center-dumped Dynomax Bullet, for now. No problems revving at idle at first. With the standard tune the car would run but not idle by itself (what I would expect) after tuning it to mafless I can get it to Idle but nothing more. 53X - not exact on the specs, but I am pretty close, I acquire the May 5, 2017 · I have ran the russ k idle config, i have messed with throttle cracker and follower. Sep 1, 2020 · After recalibrating the ECU, the idle/stalling issues still persist. May 13, 2011 · I have been fighting the battle of my car starting and then stalling right now. Car rev limit Factory fuel cutoffs at 5800RPM. BTR stage 2 LS1/2 cam Lingenfelter 58x to 24x conversion. yzesbh jdksry pzwdho zgalfhv xdt oxyny ozsjgx yzmb ifektp ytr