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Prev Professional Automotive Repair Technical Discussions for February 8, 2015
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Open Help Requests for GM
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2010 Chevrolet Malibu LT 2.4L Excessive Emissions, MIL Lamp on, hard start when cold VIN: 1G1ZC5E02A
Customer complaint of hard starting when cold and cel light is on.Code po172 rich bank 1 was found.Once started,vehicle runs fine and doesnt seem to have a fuel consumption issue. On examination I did notice that the temp never rose above 145 deg and after si... Trouble codes: P0172
2004 GMC Savana 3500 6.0L Misfire, MIL Lamp on VIN: 1GDJG311U6
Hello everyone. This vehicle is a school bus, if that makes a difference. It came in running rough with CEL flashing. First code was the crank sensor code. Sorry I forgot the number. When changing the crank sensor found that the center wire on the pigtail was ...

Fixes & Summaries for GM
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