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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for January 17, 2019
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Open Help Requests for GM
Help Request Answers
2005 Chevrolet Corvette 6.0L Auto door locks VIN: 1G1YY24U65
Customer states that the Auto door lock/unlock feature is intermittently not working properly, I Was able to duplicate concern several times. When shifter is put in gear doors will lock normally as designed but when shifted back into park doors will still ...
2009 Chevrolet Malibu LT 2.4L Surge
P0101 code set after 30 min driving car loses power like if the fuel pump was bad. It happens only when driving after 60 mpr. Erase the code and the car can go for another 30 min till the code sets . On the live data there is a maf gs/sec 25.32 maf htz 482...
1999 Pontiac Montana 3.4L Air Flow VIN: 1GMDX03E8X
Customer complained of low hot air flow from vents. We removed cabin filters (which were not dirty) and still very little air flow. Found when temp is put to cold air flow out the vents is fine. We pulled heater core and it did not look bad but using a fla...

Fixes & Summaries for GM
Fix/Summary Answers
2014 Chevrolet Silverado 2500 HD LT 6.6L MIL Lamp on VIN: 1GC1KXC85E
Thank you, thank you and thank you too all the replies. Kevin and Mark nailed it, I went into the glow plug module and ran all 3 heaters for 10 seconds, for some reason #2 would not run, had to do it 3 times, finally after running all 3 heaters the MIL went ou... Trouble codes: P20B9, P21DD.
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