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P2138 Diagnostic Trouble Code Discussion for February 2011

Accelerator Position Sensor 1-2 Correlation


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Trouble Ticket Help Requests for DTC P2138
Help Request Posted
2005 Chevrolet Silverado 3500 6.6L RPM change VIN: 1GCJK33225
P2138: Accelerator Pedal Position Sensor 1-2 Correlation Error. This vehicle was brought in to have a check up as the customer is a little gun shy about losing another engine. The only symptom the customer complained about was an intermittent spike in RPM once or twice a week only lasting for a split second. The APPS is be...
February 10, 2011
2005 Chevrolet Uplander 3.5L Hesitation, MIL Lamp on VIN: 1GNDV23L85
P2138: Accelerator Pedal Position Sensor 1-2 Correlation Error. ... Uplander in the shop and someone decided to replace the 20 buck cable that went from the gas pedal to the throttle thingy with a couple hundred dollars worth of electronics, giving those of us in the industry the opportunity to earn more money. The truck...
February 21, 2011
2005 Chevrolet Silverado 3500 6.6L RPM change VIN: 1GCJK33225
P2138: Accelerator Pedal Position Sensor 1-2 Correlation Error. This vehicle was brought in to have a check up as the customer is a little gun shy about losing another engine. The only symptom the customer complained about was an intermittent spike in RPM once or twice a week only lasting for a split second. The APPS is be...
February 10, 2011
2005 Chevrolet Uplander 3.5L Hesitation, MIL Lamp on VIN: 1GNDV23L85
P2138: Accelerator Pedal Position Sensor 1-2 Correlation Error. ... Uplander in the shop and someone decided to replace the 20 buck cable that went from the gas pedal to the throttle thingy with a couple hundred dollars worth of electronics, giving those of us in the industry the opportunity to earn more money. The truck...
February 21, 2011