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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for July 2, 2021
International Automotive Technicians' Network (iATN) - Members Only
(Also Available: All, Asian, Chrysler, European, Ford, GM.)
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Open Help Requests for GM
Help Request Answers
1986 Cadillac DeVille Touring 4.1L Cooling Systems VIN: 1G6CD6983G
Good morning everyone, I hope someone that has worked on these old Cadillacs can point me in the right direction. Complain is the radiator cooling fans run full speed all the time the key is ON, I already checked wiring to the fan module and all is good ...
1996 Chevrolet Impala SS 5.7L Surge, Stall VIN: 1G1BL52P0T
Okay so after testing every part we can't seem to figure out what is causing the surging idle on this car. It only does it hot, in gear or not it doesn't matter. Sometimes the surge is so bad it stalls. It usually does it at below 620 rpm. As the idle slow...
2014 Chevrolet Equinox LT 2.4L Hesitation, MIL Lamp on VIN: 3GNAL3D638
Hello Techs. I have a 2014 chevy equinox 2.4L with codes P0016 and P0017 come in today. customer states:" engine rattled while driving". He did stop and added more oil to the engine. Now engine stops rattling but the SES light stayed on. According to the c... Trouble codes: P0016 (cam/ crank correlation), P0017 (cam/ crank correlation)

Fixes & Summaries for GM
Fix/Summary Answers
2004 Chevrolet Silverado 2500 HD 6.6L occaisionall perform VIN: 1GCHK29154
Thanks to everyone...I did try Mike's suggestion to jumper that splice to see if other modules were causing interference, but no difference. The problem I was informed was that it would have EGR codes pop in and out, although it never happened to me. more like...
2008 Chevrolet Suburban 1500 LTZ 5.3L Excessive Emissions, MIL Lamp on VIN: 3GNFK16338
Hey there iATN members, just closing this help request. I'd like to shout out a special thank you to the 11 of you who offered your time, advice, and expertise to assist me on this vehicle; I extend my sincere gratitude to you all, and I will gladly do my best... Trouble codes: P0420 (Catalyst system low efficiency B1), P0430 (Catalyst system low efficiency B2), P0573 (Brake switch circuit 1 high voltage), P1133 (HO2S insufficient switching B1S1), P1153 (HO2S insufficient switching B2S1).
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