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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for June 22, 2019
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Open Help Requests for GM
Help Request Answers
1999 Buick Riviera 3.8L No Start VIN: 1G4GD2217X
I posted before but was not able get a fix. The system timed me out. After a fuel fill up the vehicle would crank and would not restart. Vehicle lost spark. Vehicle set a P0336 which was more than likely a cause of the vehicle being excessively cranked...

Fixes & Summaries for GM
Fix/Summary Answers
2006 Chevrolet Express 2500 4.8L Stall VIN: 1GCGG25VX6
This issue has finally been resolved. There are a couple of grounds that reside behind both cylinder heads which are dedicated to the PCM. One of these had completely come loose. Once repaired the main issue was resolved. In regards to the other issue, the... Trouble codes: C0055 (Circuit Fault Rear Speed Sensor).
2006 Chevrolet Trailblazer LT 4.2L 4 Wheel drive VIN: 1GNDT13S96
thank you to all for all the great advice. it took a couple of days to get back to this car however as a repair tech, I went with the easiest fix first which was put the car in neutral and flip the switch is what I did and it fixed the issue. Also, I tal...
2004 GMC T7500 T7F042 7.8L limp mode VIN: 1GDL7F1344
Sent this truck to dealer, they had issues finding fix as well. Replaced instrument cluster and RH side tank sending unit got new gasket. Then checked injector return rate and found it was out of spec. They replaced the primer mechanism and the injectors as we... Trouble codes: P1087.
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