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Professional Automotive Repair Technical Discussions for September 24, 2016 International Automotive Technicians' Network (iATN) - Members Only |
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Open Help Requests for GM
| Help Request | Answers | |
| 1996 Chevrolet C1500 Silverado 5.7L Poor Idle Quality engine when first starts idle goes to 1000 rpms after warm up drops to around 800 rpm. then when put in Drive rpms drop to 600 my question? what controls the idle when placed in drive? is it possible the neutral safety switch signal the computer to idle up? an... |
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| 2004 GMC Sierra 2500 HD 6.6L MIL Lamp on VIN: 1GTHC23164 Replaced egr VACUUM pump and P0404 dtc remains; do we need to change out the EGR valve as well or the EGR pressure sensor? After looking into issue a bit more the EGR valve and vacuum pump are common fixes - but we have changed out the EGR vacuum pump already ... Trouble codes: P0404 (Exhaust Gas Recirculation A Control Range/Performance) |
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Fixes & Summaries for GM
| Fix/Summary | Answers | |
| 2008 Chevrolet Tahoe LS 5.3L Hesitation, Stall thanks too will of your help it was the pcm replace it all is good |
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| 2015 Chevrolet Colorado 2.5L No cruise VIN: 1GCGSAEA1F I was able to clear the code when I changed the steering wheel back to the original one without the speed control buttons. I contacted SPS and they said they do not have a VCI program they can issue for this truck to enable cruise. Customer is going to go to h... Trouble codes: P2119 (Throttle blade did not return to rest position in 1 sec). |
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| 2002 Saturn L100 2.2L readiness monitor VIN: 1G8JS54F22 The day after I asked for help I left work hurt, and have not yet been back. Due to the length of time off, the owner decided to take the car as they were moving out of state, and would deal with the issue later if the check engine light came back on. Sorry to... Trouble codes: P0442 (small evap leak). |
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