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Home >> GMC >> 2006 >> Sierra 1500 HD, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1047 (Automatic Transmission - 4L60-E/4L65-E/4L70-E - DTC P0218 To DTC P2771) >> DTC P1810, P1815, P1816, or P1818 >> Conditions for Setting the DTC >> P1816 >> P1818

Conditions for Setting the DTC: P1816: P1818

WARNING: This page is about a different car, the 2008 GMC Sierra and 2008 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.

The TCM detects the following condition for 5 seconds.

PARK/NEUTRAL or FORWARD range indicated with a reverse gear ratio.

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