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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for June 10, 2012
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Open Help Requests for GM
Help Request Answers
2003 Cadillac CTS 3.2L transmission cooler line VIN: 1G6DM57N83
original customer complaint of oil leak. Found abrasion on transmission cooler line on left side of radiator. Also found coolant leaking from right side cooler line fitting. Replaced radiator and cooler lines. Customer returned with no transmission fluid, fi...
2002 Chevrolet Trailblazer LS 4.2L 2-3 3-4 shift VIN: 1GNET13S62
starts in 1st shifts late to 2nd then late to 3rd(No OD). WE found that the maf, both rear o2 sensorts, had a value ofg zero while also the tps opened at full throttle would fluctuate from 20% to 30%. (max) .In the tccm module value for 2wd/4wd high/4wd lo/awd...

Fixes & Summaries for GM
Fix/Summary Answers
1998 GMC Jimmy Envoy 4.3L security VIN: 1GKDT13W5W
thanks for all your input.this was not a pellet type key. after reading your replies and going back to truck i disconnected battery and touched cables together for fifteen minutes with no help. rechecked wires,connectors,powers and grounds. putting a new bcm f...
2002 Saturn L200 2.2L Hesitation, 1st gear sluggish VIN: 1G8JT54F52
Hello everyone, Thanks for your replies and information. The catalytic was replaced on the vehicle and 'voila' the problem was fixed and this customer is already and existing customer who brings many (if not all of his vehicles to the shop); he had this vehic... Trouble codes: P0300 (Engine Misfire Detected), P0420 (Catalyst Efficiency Low Bank 1), P1599 (CC Power Management Mode or Engine Stall).
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