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Home >> GMC >> 2006 >> Sierra 1500 HD, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1736 (Automatic Transmission - 6L45/6L50/6L80/6L90 - DTC P0976 To DTC P2771) >> DTC P0989 or P0990 >> Diagnostic Fault Information

Diagnostic Fault Information

WARNING: This page is about a different car, the 2010 GMC Sierra, 2010 GMC Cab & Chassis Sierra, 2010 Chevrolet Silverado, and 2010 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
Circuit Short to Ground Open/High Resistance Short to Voltage Signal Performance
TFP Switch 1 Signal P0842 P0843 P0843 -
TFP Switch 3 Signal P0872 P0873 P0873 -
TFP Switch 4 Signal P0877 P0878 P0878 -
TFP Switch 5 Signal P0989 P0990 P0990 -
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