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Prev Professional Automotive Repair Technical Discussions for January 12, 2008
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Open Help Requests for GM
Help Request Answers
2005 Buick Rendezvous CX 3.4L driver seat heater VIN: 3G5DAO3E85
Dear Fellow Techs. I have this buick with no heat to driver seat pass works fine, switch lights up. My info in mitchell is not clear to me .looking for wire color and system componates so I might test further. Thanks
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2000 Cadillac DeVille DTS 4.6L Poor Idle Quality, Misfire VIN: 1G6KF579XY
hey, hoping for a push in the right direction. vehicle has a random miss at idle, can be felt thru the vehicle body and visually in the engine. have tested crank sensors with vantage - patterns strong and normal. checked the tsb related info on mitchell and re... Trouble codes: 1599 (stall or near stall condition detected)
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1995 Chevrolet Corsica 3.1L No Start, Stall VIN: 1G1LD55M6S
hello every one have a strange one here. it will fire every time you crank it but stalls with in 2 seconds, you can hold gas pedal down and it will run on 3 cyls. the noid light will be dead on three of them.I am loseing injector pulse on injectors some times ...
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1997 Chevrolet Cavalier 2.2L No Start, Stall VIN: 1G1JC124XV
it is my daughter car its been abused Trouble codes: P1601 (serial communication malfunction)
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2000 Chevrolet Suburban 1500 LT 5.3L heater core VIN: 3GNEC16T5Y
How to remove heater core. Has rear air. Removed heater hose's which wasn't fun. Removed just about all bolts and screws,pass air bag,radio,climate control head,clove box. can't remove arm pull on pass side above air bag.remove the two white clips and arm pull...
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2001 Chevrolet Venture LS 3.4L Fuel gauge, temp gauge VIN: 1GNDXO3E91
Code U1000 Class 2 serial communication problem (hard code). Radio is locked, fuel,temp gauges and infocentr inoperative. Idle is very low. Alternator would charge under acseleration about 15V.
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2003 Chevrolet Impala 3.4L DIC Flashing Errors VIN: 2G1WF52E43
After vehicle idles or driven for at least one hour, driver's information center flashes security, battery/charging, and service vehicle soon lights. Run diagnostics with Tech 2 scanner and BCM has no communication. Codes present in other modules for loss of B...
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2004 Chevrolet Express 2500 4.8L starter VIN: 1GBHG31V14
vehicle came in with an extremely noisy starter. we assumed (oops!) that this was a normal failing starter. replaced starter with a new one (not reman). once replaced we found that the starter was staying engaged (would disengage intermittantly)until the vehic...
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2001 Oldsmobile Silhouette Premiere 3.4L radiator VIN: 1GHDX23E61
Dear Fellow Techs: I know I am missing something easy and need a little help on this one. Another shop replaced water pump, thermostat and radiator. The vehicle runs 3/4 hot when at idle. When you accelerate the temperature goes down to normal. While the vehi...
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1999 Pontiac Grand Am SE 2.4L radio VIN: 1G2NE52T1X
called my gm dealership and wont give me a 4 digit code or procedure to unlock it unless there is a fee paid for it. i got my two first digit codes which are 252 and 255. i hope there is someone outthere that can give me this 4 digit code & procedure. thanks
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2006 Pontiac G6 2.4L Starting & Ignition VIN: 1G2ZF55B86
Hello folks. This car does not crank. Scanner in BCM "Body Control Module" mode gave "no responce from module". In IPC mode gave code# "B1325 circuit 1 volts out of range"; then code# "U2107 lost communication with body control system". Radio is "locked". When...
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Fixes & Summaries for GM
Fix/Summary Answers
1996 Chevrolet C3500 Cheyenne 7.4L Hesitation, Surge, Cuts out, Misfire, MIL Lamp on VIN: 1GBKC34J8T
This one is fixed, I changed out the fuel pump and it seems to be running great with a steady fuel pressure at 58psi. I was able to change the fuel pump only, not the entire fuel pump assembly which saved some $$$. The fuel filter was changed 9 months ago ...
15
1991 GMC Sonoma Syclone 4.3L spark knock VIN: 0152461943
Well unfortunately vehicle now has a new knock sensor, map sensor, egr valve, and about another 20 hours in it and the spak knock still remains the same, checked compression ration at an average of 150, small vacum leak has been fixed as some of you suggested ...
15
1996 GMC Sonoma SLE 2.2L Poor Idle Quality, Stall, no power VIN: 1GTCS1945T
found loss of cylider compreesion once warmed up bad motor
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2003 GMC Sierra 1500 SLE 5.3L all gauges VIN: 1GTEK19T83
thanks for the all the replys as they all were very helpfull.The repair ended up being the ipc cluster not being properly reconditioned, i sent it out again and it was fine on its return. Thanks again
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2005 Hummer H2 6.0L front differential VIN: 5GRGN23U95
It's been a day since I installed the filter and so far, so good. The Hummer was taken to Dallas and back yesterday (160 mile round trip), and this morning, there's no more sign of a leak. BTW, diff is still full, it never needed to be topped off. Also, t...
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2000 Other GM WORKHORSE 6.5L No Start VIN: 5B4KP32R2Y
After 6 replies this started me to understand how the system works. I found that the truck had been run hot.Ichecked the coolant level and found it to be empty.Removed the cylinder heads and found the head gaskets blown,on hold for now waiting on the custermer...
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