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Home >> Pontiac >> 2006 >> Grand Prix GXP >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - 5.3L - DTC P1516 To P3449 >> DTC P2123 >> DTC Descriptor
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DTC Descriptor

This diagnostic procedure supports the following DTC:

DTC P2123 Accelerator Pedal Position (APP) Sensor 1 Circuit High Voltage

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