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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for September 1, 2011
International Automotive Technicians' Network (iATN) - Members Only
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(Also Available: All, Asian, Chrysler, European, Ford, GM.)
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Open Help Requests for GM
Help Request Answers
2000 Buick LeSabre Limited 3.8L lifter noise VIN: F123456689
Have lifter noise on number 5 cylinder. No codes stored. Recommended replacement engine either rebuild or used. Asked if lifters can be replaced. Typically we either scrap the engines or replace. Have not done a lifter job on one of these 3.8ls. Question is: i...
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1998 Cadillac DeVille Concours 4.6L Poor Idle Quality, Surge, MIL Lamp on VIN: 1G6KF5491W
i ran test for icm wiring all passed replaced icm no change in code surges...car surges at idle and intermittent code for pcm memory code any help would be great Trouble codes: P1376
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1994 Chevrolet C2500 Silverado 6.5L No Start, Stall VIN: 1GCGC29FXR
Good Morning All, i got this truck in been to everybody with same problem. Will just stall sometime restart others times after it sits for a few minutes. Its had four injector pumps replaced, alll glow plugs, fuel lift pump. I found 7.5 volts at the fuel lift ...
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2001 Chevrolet Tracker 2.0L Mechanical VIN: 2CNBJ13C81
After replacement of the front pads rotors,calipers brake hoses load sensitive proportioning valve and master cylinder. i cannot get brake fluid to flow up to the front wheels or any type of pedel. i was wondering if anybody could shed some light on what i am ...
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2002 Chevrolet Trailblazer EXT LT 4.2L Engine VIN: 1GNDT13S12
This vehicle was towed in off the tollway today. Was running along and just quit. No start with a jump from help team. We installed a battery while charging the dead one. Engine barly turns over, all fluids are full,doesnt appear to have over heated. Pulled pl...
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2003 Chevrolet Trailblazer LT 4.2L rear blower VIN: 1GNET16S43
Rear blower motor does not engage when first commanded on. After a delay (time varies) will work properly and can be turned off/on with no problems. After vehicle sits for a short time delay will occur again. We have replaced blower resistor and now tech want ...
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2005 Chevrolet Aveo LS 1.6L Hesitation, Cuts out, Stall VIN: KL1TD62665
Car came in with complaint of stalling on acceleration from stops, after engine is hot and has been heat-soaked. Several test-drive cycles consisted of driving until at operating temperature, shutting off for ten minutes, then starting and driving again. Accel...
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2006 Chevrolet Silverado 1500 LS 4.3L Cuts out VIN: 1GTEC19X76
Cam retard is showin 1436 Degrees. Knock at 0 degree. Will idle for a few then dies. will start back up. Cap rotor fine. wires fine. Fuel pressure fine. Did cam relearn then cam retard at 0 degree. after a few minutes died and went right 1436 degrees... any id... Trouble codes: P0449
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2008 Chevrolet Silverado 1500 LT 5.3L abs VIN: 2GCEK13388
Greeting iatn techs. Got this Chevrolet Silverado that has come in with the complaints of ABS light on, Trac Lite on, Service Trailer Brakes light on, Service Traction System light on. When brought in, found codes C0561 in Trailer brake controller module, and ...
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2003 GMC Safari 4.3L brake light fuse, no high mouth brake light VIN: 1GKDM19X43
hi all, this van came in with no brake lights, blows fuse whenever pedal is pressed, changed brake light switch and signal switch with no change, also has no high mount brake light, replaced fuse with breaker and it gets hots but works long enough to see that ...
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Fixes & Summaries for GM
Fix/Summary Answers
1995 Buick LeSabre Custom 3.8L No Start, Stall, MIL Lamp on VIN: 1G4HP52L8S
I say it is fixed. It was the PCM. Thanks for all the replies. I drove this car several times after replacing the PCM and even drove it home last night. I can’t prove the IC module is what caused it to fail but I will call it "a person of interest" in this ca... Trouble codes: P0341 (Cam/crank error).
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1995 Chevrolet K1500 5.7L Camshaft VIN: Y6YD222535
Ok did the test drive... WOW pulled boat like it wasnt there. Was behind a dodge pick up, newer style, pulling a boat that was about 800lbs more. I decided to follow up hill. Then decided to pass going up hill. No problem. Trailer and boat about 4500lbs. I do ...
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1999 Chevrolet P30 5.7L Mechanical VIN: 1GBHP32R1X
We put both front hose on and the driver is happy with the fix so thanks to all for the help.
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2003 Chevrolet Silverado 2500 6.0L No Start VIN: 1GBJK39113
Thanks to all who replied, I will close this without a fix for now. I inspected the fuel lines and thought they were leaking-nope the aux. fuel tank mounted in the bed was though-aargh. Did not see any problem with the filter or houseing. Sent the truck to a l... Trouble codes: P1093, U1024.
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2004 Chevrolet Malibu LS 3.5L handling VIN: 1G1Z552F64
thanks too all who responded i am afraid i have egg on my face this time it was a looose rear tie rod bolt thanks again
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2005 Chevrolet Uplander LS 3.5L No Start, Serv vtd light on VIN: 1GNDV03L25
Ok sorry for the delay in closing just making sure it was fixed.After speaking with the customer a few times she happened to mention she left her key in her husbands van the night before and she had to use a "spare" key they had made at a harware store (they a...
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1997 GMC Savana 2500 5.7L Poor Idle Quality, Hesitation, Surge, Misfire VIN: 1GTGG29R0V
First off, thanks to everyone for your input! After checking and re-checking everything, I finally found that the dist. cap was cross arching between cyl. 2 and 8, I had tested the cap before, but I must not have had a good connection when I checked those two... Trouble codes: P0151 (O2 sensor circuit low voltage bank 2 sensor 1).
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2005 GMC Sierra 2500 HD 6.0L Differential VIN: 1GTHK24U35
customer took truck to the dealer, because they said that they could fix it dealer called in an hour no luck getting axle out est $2500-6000 returned to my shop for Jasper replacement cost $2500 out the door thanks to all that replied mark
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2003 Saturn Vue 2.2L Excessive Emissions, No Start, Poor Idle Quality, Hesitation, Stall, Misfire, MIL Lamp on VIN: 5GZCZ23D53
I got it to start monday morning. no misfire. hmmm. went to see what my FT's were and it set another code p0340. CMP circut Interesting so Doing some research I found out that 2.2L has no CMP sensor its all controlled by ignition timing and controls fuel deliv... Trouble codes: P0300.
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2004 Saturn Ion-2 2.2L Compressor VIN: 1G8AJ52F24
Thanks for the responses. In my view the customer makes the final informed decision. In this case he was forwarned of the potential problems with how we did the job. I replaced the screen, txv, and flushed the system completely. Vacuumed for 2 hours and ...
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