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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for June 11, 2010
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
1989 Buick Riviera Luxury 3.8L Digital Dash Illumination VIN: 1G4EZ11C5K
At present the speedo cluster and the controll center are not lighting up. Month's ago the battery would go dead ever now and then so my customer brought it to me. We discovered the courtesy lights would come on ever now and then thus draining the battery. Als...
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1990 Buick Skylark 2.5L No spark or injector pulse VIN: 1G4NV54U3L
Heres one that has me pulling my hair out. I have this 90 Skylark with the 2.5. It was towed in with a no start and the car half apart. (dont ya love these jobs) The customers son tried fixing it. He changed DIS Ignition Module, Crank Sensor, 1 Used coil and a...
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2005 Buick Allure CXS 3.6L P/S fitting VIN: 2G4WH567X5
This is the first time I,ve come across one of these style fittings on a buick. The nut on the pressure hose at the pump has blown out the internal Oring and is leaking. From what I've read, the nut and Oring can be changed without hose replacement. I have ord...
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1996 Chevrolet Cavalier 2.2L anti theft system VIN: 1G1JC1244T
OK, here we go. This car was towed in with a no start complaint. The ignition lock was seized up and would not turn to the crank position, nor would it come back to the off position, just kinda in nowhere land in the middle. I replaced the lock assembly and ke...
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2001 Chevrolet Silverado 2500 HD 6.6L Hesitation, Surge, Cuts out, Stall
Truck has not acted up at shop customer drives it for 3 hrs to deer lease and acts up,starts to die out and not go over 45 miles per hour and then sets code p0095 everything checks out fine when we do diagnostic test for this code and truck runs great when at ... Trouble codes: P0095
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2002 Chevrolet Tahoe LT 5.3L Mechanical VIN: 1GNEK13Z22
I feel like a dummy even asking about this one. This truck has a huge A/C leak and I cannot find it. If I charge this system it goes dead within 4 days, so it's a big one. I cannot see any dye anywhere, and my leak detector doesn't seem to indicate anything de...
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2003 Chevrolet Express 3500 6.0L No Start, Stall VIN: 1GTHG35U43
This van was towed in after it sputtered and died going down the road and would not restart. There is no fuel pump prime when you turn the key on. No security light on dash at all even on bulb check. after setting all night it started and died now nothing. The...
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2006 Chevrolet C4500 Kodiak C4E042 6.6L Sterring Box VIN: 1GBE4V1246
Good morning, i have a fleet of life squads here and 4 of my 2006 chevy c4500 rigs are having a seriuos problem. As you are driving down the road wether it cruising or a code 3 run it is as you get the feeling the truck will roll over,. You get the feeling as ...
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2007 Chevrolet Uplander 3.9L steering column VIN: 1GBDV131X7
Got a good one here, thought mabe someone has run across this hopefully.While turning wheels there is a popping that you can feel in column, unit raised you can feel it thru rack where intermediate shaft connects as well.Checked front end everything is tight,n...
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2003 GMC Yukon SLT 5.3L ride control VIN: 1GKEK13Z42
customer wanted air susp. off so I replaced the rear air shocks with regauler ones and disconnected air motor worked great but came back later with light on that says service ride cotrol so disconnected each wheel susp. sensor and fuses and air susp. computer,...
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2005 GMC Sierra 1500 4.3L No Start, Poor Idle Quality, Cuts out VIN: 1GTEC14X85
Hello fellow techs, kinda lost here. Customer repaired wires to camshaft sensor in distributor from mouse. He did pull the distributor out and then the cam sensor low to high was not incrementing. We rechecked all his work and it was fine. We pulled distributo... Trouble codes: P0341
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2005 GMC Savana 1500 4.3L Poor Idle Quality, Cuts out VIN: 1GTEC14X85
Hello again guys. Tech did not report to me correctly. Know I just closed this request, but truck not fixed. First off want to apologize for this. We cannot get the cam sensor code fixed on this truck. It will not increment on scanner. Timing is on. The only t... Trouble codes: P0341
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1987 Pontiac Fiero Sport 2.5L Clutch VIN: 1G2PM11R9H
Plain and simple-need suggestions on bleeding clutch system- no matter what we do can not get a good pedal-weve pressure bleed it-manually pumped it to bleed system-weve installed 3 masters-two slave cylinders-replaced clutch kit-weve been tring to get the ped...
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2005 Pontiac Grand Prix GT 3.8L cooling fans VIN: 2G2WS52214
vehicle came to me in this condition fans run consatntly tested wiring recieving ground from pcm to turn fans on changed pcm with new gm part same codition any help would be greatly apreciated
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Fixes & Summaries for GM
Fix/Summary Answers
2002 Buick Park Avenue 3.8L horn VIN: 1G4CW54K32
First off,thanks for the many replies. I apologize for being late in closing this,but there was an unforeseen,serious computer problem & I was offline for over a week. The replies I got seemed to zero in on three main trouble areas...horn relay,horn pad,& cloc...
22
1991 Cadillac Eldorado Touring 4.9L brake,turn signal,hazard VIN: B4MU615085
After i continued testing for power on this vehicle,I located the stop/turn fuse in the glove box fuse panel. After checking the fuse, I found there was no 12volt power source to the fuse. i then removed the fuse box and began backtracking the power supply cir...
10
1960 Chevrolet Corvette 4.6L Air cleaner VIN: 00867S1007
We located an old crankcase vent tube that utilizes the same hole the downdraft tube uses. It has a fitting on it for a hose connection. we got a '61 Corvette California PCV valve which is threaded and installed it in the carb base plate connecting a hose betw...
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1995 Chevrolet K1500 5.7L Hesitation VIN: 1GCEK14K85
You all are the best!! I replaced the ignition switch ahd the truck runs great! Thank you again for saving the rest of my hair! Jack
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2006 Chevrolet Malibu LS 2.2L cranking VIN: 6G1WB58K06
the security sys was armed in this one, we sent it to the dealer, no method we tried worked, we need a tech 2.thanks for all your help,John.
9
2007 Chevrolet Suburban 1500 LT 5.3L Oil Gauge VIN: 3GNFK16337
Ok after everybody recommend mechanical oil pressure,i hooked up the gauge and reading was good. Clean oil preesure harness side and changed oil and everything came back to life. I,m guessing maybe connection was the problem. Thanks You
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1993 GMC Sonoma 4.3L Hesitation, Cuts out VIN: 1GTCS19W4P
Cars can sure be humbling sometimes. It WAS the injector, and partial exhaust restriction too. Here's what I found: Prom did nothing, so back to basics. I rechecked backpressure, this time revving the snot out of it and finding 9 psi nea...
3
2002 Saturn L300 3.0L MIL Lamp on VIN: 1G8JW54RX2
THANKS FOR YOUR REPLIES.THE REFLASH OF THE OLD ECM DIDN'T WORK BUT I HAD A NEW ECM ON HAND JUST IN CASE. INSTALLED IT AND REFLASHED WITH ALL THE UPDATES AND PROBLEM SOLVED.AGAIN THANKS TO ALL. Trouble codes: P0150.
3
2002 Saturn SL2 1.9L ignition VIN: 1G8ZK52472
A big thanks to everyone that replied.I ended up taking car to a local dealer and reprogram bcm.Thanks again.Carl
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