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Professional Automotive Repair Technical Discussions for December 7, 2010 International Automotive Technicians' Network (iATN) - Members Only |
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Open Help Requests for GM
| Help Request | Answers | |
| 1998 Buick LeSabre Custom 3.8L No Start VIN: 1G4HP52K2W Here we go, this one has us scratching our heads. Buick 3.8l motor that cranks but doesn't fire. Have checked everything we know and all seems good. vehicle has spark, fuel pressure, injector pulse, both cam & crank 18x & 3x signals present at icm. vehicle app... |
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| 2003 Cadillac CTS 3.2L Cuts out VIN: IG6DM57N93 This car was towed in for a no start condition. Sat for hour and started up and drove in the shop. If you leave it run for and hour or so it will just die. Like someone turned the key off.Let it sit for and hour or so and it will start back up. No codes, fuel ... |
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| 2005 Cadillac STS 3.6L No Start VIN: 1G6DW67725 hello all, this caddy was towed in for a crank no start issue. when i got in it felt like it wanted to start but just wouldn't. press accelerator and put in clear flood it started right up smoked like crazy (flooded). car has started fine ever since. put fuel ... |
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| 1988 Chevrolet C1500 Cheyenne 5.0L engine stalls VIN: 1GCDC14H8J the engine stalls unless the steering wheel is turned all the way to the right. |
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| 1998 Chevrolet C1500 Suburban 5.7L Belt VIN: 3GNEC16R3W Truck came in with belt chirping at idle (intermittantly) and slight squeel upon revving. I have tried three different belts, three different belt tensioners in different combinations. I also replaced the idler pulley. I cannot get this thing to stop the noise... |
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| 2000 Chevrolet S10 4.3L Won't rev up VIN: 1GCCT19W8Y Greetings! I need to step back and listen to your ideas. Compression and fuel pressure are good. Vehicle will only rev to 1200 to 1500 rpm. Not misfiring - just won't rev. As stated - no codes. Anyone been here before? Thanks. |
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| 2000 Chevrolet Express 3500 5.7L No Start, Stall VIN: 1GBJG31R9Y The customer complaint is a stall followed by a no start. This van has done this several times in the last month. I have driven this van a couple hundred miles and only got it to do it once and only for one start. It would not start but when I tried it again i... |
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| 2002 Chevrolet Camaro 3.8L oil pressure VIN: 2G1FP22K12 hey guys just a question before i tear everything down. i have this 02 camaro 3.8 you can let this car idle forever without it dropping pressure or rev it in park. but when you drive it up the road it drops all oil pressure and starts making lifter noise etc..... |
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| 2003 Chevrolet Trailblazer LT 4.2L pressure hose VIN: 1GNDS13S43 when the vehicle is cold and ambient temps are below 70* there is a hard vibration noise from the p/s pressure hose. all 100,000 maint has already been done. all engine and trans info good on scanner and no codes. this last for 1/2 to 1 mile depending how cold... |
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| 2003 Chevrolet Silverado 3500 6.0L Hard start sitting VIN: 1GBJK34U03 Is the fuel pressure of 55 to 62 psi correct in Mitchel and Alldata? |
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| 2006 Chevrolet Trailblazer LT 4.2L Cuts out, Stall VIN: 1GNDS13S66 Truck started doing this all of a sudden, driving and the check engine light would come on and engine would quit running, coasting sometimes the engine would start to run again with out having to turn the key, if it doesn't restart on it's own it will start ri... |
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| 2002 GMC Sierra 2500 HD SLT 6.6L PRNDL Neutral Saftey NSBU VIN: 1GTHK2316F Hi and thanx for looking. I have this truck in and it is setting code P0708 for the Trans Range Switch. The truck came in with the indicator in the dash working improperly and on the scanner it showed INV in all ranges except R, 3, 1. I replaced the switch wit... |
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Fixes & Summaries for GM
| Fix/Summary | Answers | |
| 1992 Chevrolet K1500 Silverado 5.7L Poor Idle Quality, Cuts out, Stall, Misfire, MIL Lamp on VIN: 1GCEK14KON Before I replaced the ECM I had checked power and grounds at the ECM. Used the Vantage pro and scoped the frequency of the ignition module signal purple and white wire, module to ECM and found the signal dropping out. Removed the distrubitor to visually inspec... |
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| 1998 Chevrolet S10 2.2L no crank VIN: IGCCS144SW put another ign. switch in this time it was from gm it started right up |
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| 2000 Chevrolet Silverado 1500 LS 5.3L Transfer Case, VIN: 1GCEK14T9Y Thanks for the replys.. As for the leak i found a hairline crack in the t case behinder encoder. I still belieave the trans is the cause for the vibration. |
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| 2006 Chevrolet Silverado 3500 LS 6.6L Electronic VIN: 1GBJK34D86 We removed the pan and checked the wiring through the pass thru connector and to the solenoids. The transmission only exhibited the problem when it was 20 deg or less on first start up. We found the seal in the valve body was most likley the problem as the fil... |
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| 2008 Chevrolet Express 1500 4.3L cruise control VIN: 1GCFG15X98 ordered an aftermarket unit will be here soon and will install it. Thanks |
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| 1997 Geo Metro 1.0L Stall, Power loss VIN: 2C1MR2263V Good stuff to check: the keyway on the crank sprocket, OK. The PCM which is right in back of the glovebox, check it for "greenies" and moisture contamination. I pulled it down and took the front and back plates off, no melting or bad connections observed. Th... |
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| 2001 Pontiac Grand Am GT 3.4L Surge VIN: 1GZNW52E01 I sent it to the trans shop down the road and they repaired the transmission |
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