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Home >> GMC >> 2006 >> Sierra 1500 HD, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1380 (Automatic Transmission - 6L80/6L90 - DTC P0967 To DTC P2764) >> DTC P1631 or P1630 >> Conditions for Setting the DTC >> P1631

Conditions for Setting the DTC: P1631

WARNING: This page is about a different car, the 2009 GMC Sierra, 2009 GMC Cab & Chassis Sierra, 2009 Chevrolet Silverado, and 2009 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.

The TCM detects an internal open or short to ground in the high side driver 1 for 3 out of 5 seconds.

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