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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for February 19, 2012
International Automotive Technicians' Network (iATN) - Members Only
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Open Help Requests for GM
Help Request Answers
2000 GMC C7500 Topkick C7H042 7.4L crank sensor VIN: 1GDJ7H1D6Y
I put new engine in this truck and when engine is cold it runs perfect, but when it reaches normal operating temp it sets a crank code po336 and starts to backfire through exhaust. at one point the converter started to glow and flames were coming out of the ta...
1997 Saturn SW1 1.9L Mechanical
i just bought this car for my wife,now i find out it has a delayed reverse engagement when hot.i have read the posts and believe the valve body may be the culprit. my question is can i live with this minor problem or will this cause more damage ? thanks terr...

Fixes & Summaries for GM
Fix/Summary Answers
1992 Cadillac Eldorado 4.9L SErvivis engine soon light VIN: 1G6EL13B6N
Disconnecting ABS,A/C programmer and SRS modules did not establish communication to IPC . I decided to replace the PCM and that fixed the problem.Thanks to all.
2004 Cadillac CTS 3.6L See Text VIN: 1G6DM57744
First off, I want to thank all that took to time to offer me help, and also to Lenny and Juan for the phone calls. I'm sorry for making this harder than it actually was. I was convinced by two People at SPS tech support that this was a problem with the car, be... Trouble codes: U1300 (In ECM Only), U1000 (In all other modules on Bus except RIM).
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