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Prev Professional Automotive Repair Technical Discussions for August 24, 2011
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(Also Available: All, Asian, Chrysler, European, Ford, GM.)
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Open Help Requests for GM
Help Request Answers
2002 Buick Park Avenue 3.8L rear shocks VIN: 1J4FJ6858R
Gentlemen I have My brother in-laws Buick in here needing a automatic level control sensor. The car has electronic level control ( air shocks ) and they found this sensor is bad. They brought it to me because they can not find this sensor. I checked and found...
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2004 Buick Rendezvous CX 3.4L Steering VIN: 3G5DA03E54
Customer brought in this buick today and complaining of steering turning hard the the left but ok to the right. I looked up tsb and found nothing relating to this problem. I also did a search on here and really didn't find anything either. I don't have a press...
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1984 Chevrolet Corvette 5.7L Overdrive VIN: 1G1AY878XE
The overdrive unit in this Corvette is bad. I have another unit that was removed due to bearing failed and other damage. Can not find the parts needed to repair this early unit. Have not found a later unit (1986 - 1988) that is rebuildable. I am requesting inf...
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1991 Chevrolet Camaro Z28 5.7L Stall VIN: 1G1FP2382M
Hello, I came back to work and found this problem child. The car starts and dies , it starts in the start pos. but when the key returns to run it dies right away (We could more or less keep it running with carb. spray so it appeared to be a fuel problem. When ...
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1993 Chevrolet Corvette 5.7L Mechanical VIN: 1G1YY23P0P
Where can i find info on where # 1 cyl should be when dist is installed.thanks for help
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1997 Chevrolet S10 4.3L emission monitors VIN: 1GCCS19X7V
Truck came in will not pass emissions test readiness monitors all would rest when key turned off. Found bad battery fixed the rest problem but now evap,o2 heater,and egr monitors will not run
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2001 Chevrolet Camaro 3.8L OVERDRIVE 4th VIN: 2G1FP22K61
the problem this car is presenting is:hard shift from 1st to 2nd (sligthly harder than normal),and it will be fine all the way through,but after driving this car for 6 or 7miles the transmission will start sliping (that is the engine will rev-up to 2500 -3000-...
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2003 Chevrolet Avalanche 1500 5.3L trans VIN: 1GCE3KJ147
this truck has had an issue with trans going neutral during a deaccelaration. trans was rebuilt due to loss of 3-4 gears. but problem still exists. trans work fine no codes seems worse when hot. any ideas
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2003 Chevrolet Silverado 2500 6.0L No Start VIN: 1GBJK39113
Customer complained of a no start. Changed his own fuel filter and primed system- ok. Nest day he drove to town and shut it off then no start, Got it started and i scanned a p1093 loss of fuel pressure, drove truck and watched actual vs. desired fuel pressure ... Trouble codes: P1093, U1024
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2005 Chevrolet Aveo LT 1.6L MIL Lamp on VIN: KL1TD62645
This car came in with no start no comm. with ecm. long story short this car was hit by lightning.After replacing thr ecm,sdm,cluster,drl module map sensor the car runs but is setting a low voltage codes. When i check the 5 volt ref to tps and to ftp sensor i o... Trouble codes: P0122 (Tps low voltage), P0342 (Cam sensor low voltage), P0449 (Evap vent preformance)
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2006 Chevrolet Express 3500 4.8L Misfire VIN: 1GCHG39V96
Hello and thank you for your time and help. This van runs okay cold and hot. Once it has been hot for maybe 20 minutes of continous running it will start missing either driving or idling. No. 1 cylinder is most noteable. Swapped coils, plugs, and a plug wire. ... Trouble codes: P0300 (Misfire), P0420 (Cat system low efficiency bk 1)
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2006 Chevrolet Silverado 3500 WT 6.6L Blown head gaskets VIN: 1GBJC33232
Customers employee drove truck w/o water until it quit.The oil is cooked and the turbo is cooked.If you put water in it and turn it over it blows water out the radiator cap with force.Pretty sure head gaskets blown and maybe even head cracked.My question is ho...
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2006 GMC Yukon XL 1500 SLE 5.3L No Start VIN: 3GKFK16Z46
hi all we have a yukon that will not crank most of the time. cust replaced starter then brought it to me. this truck has probably never seen a paved road its used to haul workers around a ranch but is in pretty good shape considering. sometimes you turn key to...
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2004 Saturn Vue 2.2L Mechanical VIN: 5GZCZ23D64
error code po 480 ??
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Fixes & Summaries for GM
Fix/Summary Answers
1996 Chevrolet Cavalier 2.2L multifunction alarm module VIN: 1G1JC5248T
I can't say I fixed this vehicle, it fixed itself-or not. I rechecked all inputs and outputs to the MFAM and found nothing wrong. The relay on the module's circuit board turned off sometime between 36 and 42 hours after the module was connected and tthe total ...
6
2000 Chevrolet Malibu LS 3.1L Poor Idle Quality, Stall VIN: 1G1NE52H0Y
Ended up trying cleaning the throttle body, tried an iac. Problem was still there. Finally decided to try a new fuel pump. It hasn't been back yet, so I'm hoping I fixed it. Thanks to all who offered help.
14
2001 Chevrolet Express 2500 5.0L Steering Pump VIN: 1GCFG25M41
I expected to hear about trouble with reman pumps. The OEM price for the pump is $448 as opposed to the $50 remanufactured. No new aftermarket was available. Since my parts suppliers offer a labor warranty I just went ahead and swapped it out for another white...
10
2003 Chevrolet Silverado 2500 HD 6.0L Starter VIN: 1GCHK29U53
thanks for the replys , i put on a new starter and now works fine thanks again
5
2004 Chevrolet Suburban 1500 LS 5.3L temp guage VIN: 3GNEC16Z84
had a guy come out and fix cluster all is good now thanks to everyone
12
1998 GMC C3500 Sierra SL 7.4L fuel gauge VIN: 1GDKC34J2W
Unfortunately the vehicle was not fixed. I was unable to find any test procedures beyond what I had already found prior to posting the help request. Replacement VCM, balance module & used cluster all failed to remedy problem. some info which may help others:...
5
2003 GMC Envoy XL SLE 5.3L does not accelerate VIN: 1GKET16P03
The fix for this vehicle was as many suggested the throttle body. Tech posts were "check wire connections and throttle body grounds very carefully, but if ok with customer try a throttle body" "voltage drop those grounds, if ok replace throttle body" "seen thi... Trouble codes: P1516.
13
2007 GMC Sierra 2500 HD SLT 6.6L No Start VIN: 1GTHK23697
I'M NOT GOING TO LIE TO YOU I PUT EVER THING ON THIS ONE FIRST THE NEW GM KEYS. TWO NEW IGN SWITH. THREE A NEW TDM FOUR BCM ALL GM BUT IT IN UP BEING THE ECM ALL OF MY GM TECH TEACHER SAY IF IT CAN RELEARN THE KEY IT NOT THE ECM.THIS WAS A FIRST ON THEM TO TH... Trouble codes: P0513, P0633.
3
2006 Saturn Vue 3.5L pass air bag VIN: 5GZCZ6347S
customer still has not gotten correct part's. will try again when he does.
3
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