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Home >> GMC >> 2006 >> Sierra 1500 HD, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1740 (Automatic Transmission - ALLISON - DTC P0880 To DTC P2771) >> DTC P2723 or P2724 >> Conditions for Setting the DTC >> P2723

Conditions for Setting the DTC: P2723

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.

During a shift with PCS1 controlling the oncoming clutch, the TCM detects that the calculated commanded gear ratio differs from the known commanded gear ratio for 2 seconds.

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