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Professional Automotive Repair Technical Discussions for August 4, 2012 International Automotive Technicians' Network (iATN) - Members Only |
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Open Help Requests for GM
| Help Request | Answers | |
| 2001 Buick Park Avenue 3.8L MIL Lamp on VIN: 1G4CW54K51 drove around got 6 monitors runs greet no problem only the light comes on for po410 code change the rely pump |
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| 2000 Chevrolet Camaro Z28 SS 5.7L cooling fans VIN: 2G1FP22G9Y found pcm signal wire to cooling fan number 2 having erratic voltage at 13.2 volts w/int ground. a/c has signal at switch in vehicle, nothing after pcm. right cooling fan operates poorly. both fans operate fine with relays jumped. a/c compressor powers when co... |
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| 2005 Chevrolet Trailblazer LS 4.2L unexpected accelerat VIN: 1GNDT13S85 my customer called on 8/2/2012 and claimed she had an accident as a result of her 05 trailblazer suddenly accelerating while doing a turn around in a neighbors driveway. She hit a car because her brakes would not stop the car. I looked at the scene of the acci... |
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| 2005 Chevrolet Silverado 3500 LS 6.6L fuel injector #8 VIN: 1GBJK34265 hi dmax friends, Ive got this service truck again, now going on over a year with same symptoms, same repair and same results, after injector replacement truck runs great for about 500-800 miles, then gradually starts to fuel knock and smoke. only has one code-... |
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| 2006 Chevrolet Silverado 3500 LT 6.6L Excessive Emissions VIN: 1GCJK33266 Trruck leaves a black cloud behind it when accelerating hard. Other than that it runs real good.When it came in it had a whole slew of codes. I cleared them and drove it while monitoring the fuel rail press, turbo vane position, egr and map ... all looked good... |
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Fixes & Summaries for GM
| Fix/Summary | Answers | |
| 1997 Chevrolet S10 2.2L MIL Lamp on Thanks to Dan [...]. He got it lighting strike! Damaged the ABS,ECM,A/C tranducer, radio,air bag, and light mouduel! ended up putting two ECMs in because the ABS shorted out ECM throught the data line!!! Trouble codes: P0342, P1602. |
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| 1998 Chevrolet K1500 Cheyenne 5.7L No Start VIN: 2GCEK19R1W Well since the majority said fuel pump I went back and tested fuel pressure again. Now there is only 10 psi. Dead headed the pressure line before fuel filter still only 10 psi.Called customer and he told me that it was a new pump this spring. When pulled tank ... |
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| 2002 Chevrolet Silverado 2500 HD 6.6L EGR monitor VIN: 1GCHC29102 Thanks for the replies folks, I finally got the monitor to run after putting about 600 miles on the truck and going through a series of cold soaks. I didn't think it would be that much trouble getting an EGR monitor to run but it ran and the truck passed s... |
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| 2006 Chevrolet Cobalt LT 2.2L Tcm VIN: 1G1AL15F26 We were never able to establish communication with the tcm. While on a obdii drive cycle run the vehicle shut off and when we started it back up it would not shift, it wouldnt show rpm, mph, and once in park would not unlock to shift into neutral. The tcm must... |
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| 2002 Pontiac Grand Prix GTP 3.8L left cv shaft seal VIN: 1GNDTYF262 This car was taken to a transmission only shop had the worn bushing replaced and was re assembled with a new seal and has not had a problem sens |
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