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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for February 11, 2021
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Open Help Requests for GM
Help Request Answers
2009 Cadillac DTS 4.6L pan gasket VIN: 1G6KD57Y19
Having avoided oil pan gaskets and girdle oil leaks on the Northstar so far we took on an oil pan gasket leak on this one. The oil leak was clearly coming from the oil pan perimeter Once off we noted the 1/4 inch thick alum. baffle right on top of the oil ...

Fixes & Summaries for GM
Fix/Summary Answers
2012 GMC Acadia SLT 3.6L Poor Idle Quality, Surge, MIL Lamp on VIN: 1GKKVRED4C
Hello Group, I am sorry it has been so long getting back to you all. Well, you all gave me some very good possibilities such as vvt valve timing possibly off, canister purge sticking open, fuel ethenol content, brake booster leakage, exessive carbon build-up o... Trouble codes: P0171 (Bank 1 system lean), P0174 (Bank 2 system lean), P0300 (Multiple random misfire), P0151 (O2 sensor circuit low voltage B2S1), P0157 (O2 sensor circuit low voltage B2S2), P0446 (EVAP vent control malfunction).
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