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P150C Diagnostic Trouble Code Discussion for February 2016

TCM Engine Speed Request Circuit Malfunction


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Trouble Ticket Help Requests for DTC P150C
Help Request Posted
2011 Chevrolet Express 3500 6.0L MIL Lamp on, Not pulling in D VIN: 1GB3G2BG7B
P150C: TCM - engine speed request circuit. ... week. The complaint was the vehicle would not pull in drive, it would just rev up but not go anywhere. Customer noted that when this happened the light under D in the instrument cluster would not illuminate, could put it in reverse and it would light and t...
February 08, 2016