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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for March 13, 2015
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Open Help Requests for GM
Help Request Answers
2006 Cadillac CTS 2.8L MIL Lamp on VIN: 1G6DM57T46
after we replaced both cats & all 4 heated o2 sensors things were good, engine code p420 was gone & oxygen readings were good, next day customer comes back with 2 codes p2234-p2231, checked my scanner verified vehicle is running on open loop only, when cold it... Trouble codes: P2231, P2234
2002 Chevrolet Tracker LT 2.0L Engine VIN: 2CNDJ13C22
First, "Hi" to my brothers in the trenches of auto repair. I'm trying to help out a single mother of two for as little money as possible. She's got a nice 2002 Chevy Tracker 2.0L 4WD automatic. Problems: Slow idle with occasional momentary dropout, very long ...
2005 GMC Sierra 2500 HD SLE 6.0L 2ND Gear Starts VIN: 1GTHK29U45
This truck came in with no reverse. The Direct clutches were smoked and the cooler was plugged solid. I replaced the cooler, flushed the lines, and did a complete overhaul including all new solenoids, pwm, mlps, speed sensors, shift kit, bands, clutches, and s...

Fixes & Summaries for GM
Fix/Summary Answers
2004 Chevrolet Cavalier 2.2L Stall VIN: 1G1JC12F94
Folks, I never would have believed it. A set of plugs cured this cavalier. Thanks Wayne [...], You mentioned high resistance in the plugs, and used Bosch as an example. This car had a new set of Bosch plugs in it, so before your message I didn't consider it... Trouble codes: P0141 (B1S2 O2 sensor heater).
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