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P2139 Diagnostic Trouble Code Discussion for December 2009

Accelerator Pedal Position Sensor 2-3 Correlation

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Trouble Ticket Help Requests for DTC P2139
Help Request Posted
2003 Chevrolet Silverado 2500 HD 6.0L Reduce power mess. VIN: 1GCHK29U13
P2139: Accelerator Pedal Position Sensor 2-3 Correlation. I have test all 35 steps in mithcel for tac operation and tp angles and on peddle also. Problem is int. as it has only happen on customer 2 times and I can not verify problem at this time . have seen diesels with peddel problems but not gas. Diag. has set me t...
December 10, 2009