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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for January 20, 2013
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Open Help Requests for GM
Help Request Answers
2003 GMC Envoy XL SLT 5.3L Poor Idle Quality, Stall, Misfire, MIL Lamp on VIN: 1GKET16P93
Stumped again. This Envoy idles terrible and even dies out at idle sometimes. Both upstream 02s run at about 40 -60 mv. Soon as I touch the throttle they respond and go to 800 -900mv and they start responding perfectly. Fuel trims at idle are above 50 but I ca... Trouble codes: P0171, P0174, P0300

Fixes & Summaries for GM
Fix/Summary Answers
2000 Chevrolet Suburban 1500 LT 5.3L PRNDL Indicator VIN: 3GNFK16T6Y
Apparently at some point the transmission shifter cable was broken at the base where it snaps into the bracket on the side of the transmission there was some noticeable play in that area causing the delay in the cluster gear indicator. Thanks everyone for the ...
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