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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for February 7, 2021
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Open Help Requests for GM
Help Request Answers
2015 Buick Encore Premium 1.4L Poor Idle Quality, Stall, Hard start VIN: KL4CJHSB6F
I have hit a mental block. I am lost as to what and how to test further. Fuel supply and injection are fine. Ignition is fine. There were no previous symptoms as to idle or performance before the concern began. It will run and idle well after several very ... Trouble codes: P0171 (System lean Bank 1)
2012 Chevrolet Colorado LT 3.7L p0017 VIN: 1GCHTDFE1C
We installed a new Jasper 3.7Liter 5 cylinder engine and it ran fine for a test drive with no codes. Then now it runs very rough at hot idle. We get only a P0017 code - Crankshaft/Camshaft Correlation error. We have the correct 5w30 oil, GM oil filter an...

Fixes & Summaries for GM
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