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Prev Professional Automotive Repair Technical Discussions for November 3, 2017
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Open Help Requests for GM
Help Request Answers
2012 Buick Enclave 3.6L Excessive Emissions, Misfire, MIL Lamp on VIN: 5GAKVDED3C
Hi everybody, and thank you in advance! This vehicle came in about 3 weeks ago with same code and running ok, so we, motorvac, replace spark plugs,and coil boots, cleared code, left running very good. Last night came back with same code P0300,no power, running... Trouble codes: P0300 (testing and results)
2006 Chevrolet Silverado 2500 HD LT 6.0L Hvac VIN: 1GCHC24U16
Hey I have a 06 Silverado 2500 2wd that has the heat on the driver's side cooler than the passenger side. The drivers side with go to about 80 degrees while the passenger side will get to 140 degrees on full hot. This is a manual dual HVAC system. I have repl...

Fixes & Summaries for GM
Fix/Summary Answers
1987 Buick Regal GNX 3.8L Excessive Emissions VIN: 1G4GJ1170H
Well this is not fixed, customer pulled plug for now and is looking for O]E] maf. as many suggested this seems to be at fault,aftermarket units just are not right. just to add some info.,ect and iat values on scan tool were always correct. pressure reg. was no...
2008 Saturn Aura XR 3.6L air bag VIN: 1G8ZV57718
BINGO! Got it fixed. Several had mentioned to swap side impact sensors from side to side as a diagnostic aid. But when I tried the connector had a ridge on it in the wrong place and they would not swap. I had originally ordered the part number of the passe...
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