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Home >> GMC >> 2006 >> Sierra 1500 HD, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 938 (Automatic Transmission - ALLISON - DTC P0733 To DTC P0873) >> DTC P0851 or P0852 >> Diagnostic Fault Information

Diagnostic Fault Information

WARNING: This page is about a different car, the 2007 GMC Sierra and 2007 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.
DTC P0851 or P0852

Circuit Short to Ground Open/High Resistance Short to Voltage Signal Performance
Park/Neutral Signal P0852 P0851 P0851 -