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Prev Professional Automotive Repair Technical Discussions for February 6, 2010
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(Also Available: All, Asian, Chrysler, European, Ford, GM.)
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Open Help Requests for GM
Help Request Answers
2004 Cadillac SRX 3.6L unknown VIN: 1GYDE63744
Hello all techs : I have this caddy in the shop complain big loud noises under take off acceleration. the noises is around the middle of the car. The noise will only happen at take off,and will goes away after driving. The noises are similar to a worn out c.v...
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1990 Chevrolet C1500 Silverado 5.7L Excessive Emissions, Poor Idle Quality, Misfire
This truck came in running rough,running extremly rich,Customer just had transmission replaced but he said it started doing this after he kept driving truck reving it to redline so he could get it to the trans.shop.I have checked everything I can think of fuel...
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2004 Chevrolet Cavalier 2.2L power steering pump
drive has broke twice . owner says first he hit a snow drift,second time hit a small bump turning into driveway.nothing loose on car ,system flushed twice nice clean fluid out both times.No electrical controls on steering at all.anyone ever seen a bad rack cau...
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1992 GMC G3500 Vandura 6.2L Transmission VIN: 2GTGG39J3N
rebuilt transmission (4L80) now I have a code 85 (improper gear ratio detected), its not wanting to shift right, checked all wiring at pass through connector, pcm connector and inbetween, speed sensors are new and have been scoped at the pcm and are solid with...
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2007 GMC Yukon XL 1500 SLT 5.3L MIL Lamp on VIN: 1GKFK16367
customer said the trk loss power and the stubilatrack light came on alone with the ck ceengine light. He had the codes ck and clear at napa service center. they did not write them down. The ck engine came back on but no driveabilty problems. The codes that i l... Trouble codes: P0121, P2119, P2135
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1997 Oldsmobile Aurora 4.0L Intrument Cluster VIN: 1G3GR62C3V
Hey Group: Got another fun one here. This Olds dash warning lights flash upon start up, only with auto lamp on, exterior makers will also flash. Only does this after sitting overnight. The flashing will stop after 15 or 20 seconds, and will only recur after it...
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Fixes & Summaries for GM
Fix/Summary Answers
1999 Chevrolet S10 4.3L Engine VIN: 1GCDT19X0X
Thanks guys,for all that took the time to respond. All of you with IATN are always a big help. Because I work on all makes and models, this resource helps thicken things up when ever I am spreading myself a little thin. Any way several of you called it wi...
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2003 Chevrolet Blazer LS 4.3L rear differntial VIN: 1GNDT13X03
EVERYBODYS REPLIES WERE RIGHT ON!WE HAVE REBUILT MANY REAR DIFFERENTIALS ON ALL US. BUILT TRUCKS AND HAVE NEVER EXPERIENCED THIS PROBLEM BEFORE.EVIDENTLY WHILE ON THE THIRD ATEMPT TO REPAIR THE NOISE , WE INSPECTED THE PINION AND RING GEARS NOT FINDING ANYTHIN...
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2006 Chevrolet Impala LT 3.5L MIL Lamp on VIN: 2G1WT58K76
TNX TO EVERYONE OF U'LL FOR UR GREAT HELP AND TIME AMIGOS! I FOUND THE TROUBLE, IT WAS THE INJECTORS :-\ WELL EVERY DAY IS A LESSON, U'LL HAVE A GREAT WEEKEND! AND TNX AGAIN! Trouble codes: P0172 (system too rich).
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2007 Chevrolet Trailblazer LT 4.2L abs VIN: 1GNDS13S67
thanks to those who replied to my help request - the customer did not want to spend the money to replace the steering wheel position sensor which i thought might fix the problem & was also suggested in 1 of the replies - he did take it to the dealer to have th...
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1990 Other GM llv 2.5L Stall VIN: 1GBCS10E5M
Thank you for your help. The ALDL is located in a white box at the lower r.h. side of the (r.h.drive)dash. what had me fooled the "box" was a bolted cover. It houses the fuse panel and ALDL.
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2005 Pontiac Vibe 1.8L MIL Lamp on VIN: 5Y2SL63805
Thanks to all who replied. We did find the tsb reguarding all 5 of these codes.Went through all tests & ended up replacing the canister assy about a week ago and no problems to date. We were mostly confused by the format that the scanner (Verus) presented the ... Trouble codes: 43E, 43F, 2401 (undocumented code), 2402 (undocumented code), 2419 (undocumented code).
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2005 Pontiac G6 3.5L remote start VIN: 1G2ZG52805
the car is now fixed. it also had another code in it b3006. hood switch, and keith [...] said to ohm out the switch . replaced hood latch fixed the problem. thanks for the help.
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2001 Saturn L200 2.2L dash light VIN: 1G8JU52F81
Well I got another alternator from the same company I got the original alternator but a differnet brand. I putt it in and the light os no longer on. The alternator % was around 25-40 and charging good at 14.35 volts. Thanks to everyone that helped me and gav...
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