
P1628 Diagnostic Trouble Code Discussion for July 2020
Sensor Reference Voltage 2 Circuit Erratic
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Help Request | Posted | |
2008 Chevrolet Silverado 2500 HD WT 6.0L Poor Idle Quality, Surge, Misfire, MIL Lamp on VIN: 1GCHK24K08 P1628: igntion 1 switch circuit 2. Hello, strange one here. Customer replaced ignition switch and brought vehicle in because it would no longer crank after that. We found 40amp starter fuse missing. Replaced fuse and vehicle cranked right up and started. But now it runs very poorly, roug... |
July 22, 2020 |