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Professional Automotive Repair Technical Discussions for July 10, 2015 International Automotive Technicians' Network (iATN) - Members Only |
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Open Help Requests for GM
| Help Request | Answers | |
| 2005 Chevrolet Impala 3.4L Misfire VIN: 2G1WF52E15 Vehicle came in for timing cover gasket leak. fixed leak but set check engine light for 18x crank sensor. Replaced crank sensor and did crank relearn, found it was broke during gasket repair. Still had the light on. Used scope and checked pattern for crank sen... Trouble codes: P0300 |
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| 2007 Chevrolet Silverado 1500 Classic LS 4.3L power assist VIN: AGCEC14X87 When turning the steering wheel. either way, in park or driving, very pronounced vibration, very loud, p/s hoses vibrating badly. pump not vibrating. when not turning noise and vibration goes away but can feel the p/s hoses pulsing. fluid clean,full, no bubble... |
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| 2008 Chevrolet Colorado WT 3.7L gauges/ ac VIN: 1GCDT14EX8 Read several posts about passlock- called dealer key and cyl lock are not pertinent- replaced switch assembly w housing from GM. No change. Lost communication w Solus on Theft section. BCM was working as I communicated with other systems within BCM. CLeaned co... |
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| 2009 Chevrolet Tahoe LT 5.3L MIL Lamp on VIN: 1GNFK23019 The Car came in with a Check Engine Light, a complete system scan was preformed on the suv. Upon inspecting the the check engine light we recived (P0452-EVAP Pressure Sensor/Switch Low). We dropped the fuel tank and preform a smoke test also checked the wiring... Trouble codes: P0452 (EVAP Pressure Sensor/Switch Low) |
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| 2004 Pontiac Grand Am SE1 3.4L Bearing VIN: 1G2NF52E04 Hello, We have a grand am and we checked the rf bearing for noise and the lf bearing for noise, they both seem quiet. While testing we blocked either side wheel from spinning, and noise was the same regardless of which wheel was spinning. I was also thinking i... |
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Fixes & Summaries for GM
| Fix/Summary | Answers | |
| 1996 Cadillac Seville SLS 4.6L abs VIN: 1G6KS52Y2T out of desperation I ran two new wires from ecm to abs module. got first gear back. I could not find any reason why I had checked the two wires numerous times with no problem found, I did not load test wires, maybe that would have shown me something. |
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| 2008 Cadillac DTS 4.6L MIL Lamp on VIN: 1G6KD57998 Replaced the purge valve and the P0455 hasn't come back in 200 miles. The EVAP readiness monitor hasn't completed yet though. Trouble codes: P0455 (evap emissions large leak). |
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| 2002 Chevrolet Astro 4.3L No Start VIN: 1GCDM19X12 HEY GUYS THANKS FOR THE HELP, ENDED UP BEING GROUND NEAR THRMOSTAT HOUSING TECH WENT THROUGH EACH GROUND BUT MISSED THIS ONE THANKS FOR ALL THE HELP! |
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| 2007 GMC Sierra 1500 SLT 5.3L Poor Idle Quality, Surge, MIL Lamp on VIN: 2GTEC13J87 First thanks to everyone and their input. Well we will call it fixed. Took your advice and changed throttle body and pig tail. It has been several weeks, and so far so good. Thanks again to everyone. Trouble codes: P1516 (Electronic Throttle Mod. v.s. Throttle Position Performance), P2101 (TAC Motor Circ. Range/Performance). |
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