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P150C Diagnostic Trouble Code Discussion for November 2009

TCM Engine Speed Request Circuit Malfunction

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Trouble Ticket Help Requests for DTC P150C
Help Request Posted
2006 Chevrolet Express 3500 LS 6.0L MIL Lamp on VIN: 1GBJG31257
P150C: tcm engine speed request ckt. i just started here at this new dalership and i accepted this veh. knowing the situation. the problem is very intermittant a very random. i repaired a chaffed gmlan ckt in the chassis harness along the frame just below the driver side A piller body mount. and ...
November 17, 2009