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Home >> Chevrolet >> 2011 >> Suburban K2500 >> Repair and Diagnosis >> External Pages >> Different car >> Section 1752 (Automatic Transmission - 2ML70 - Diagnostic Information And Procedures) >> Diagnostic Information and Procedures >> DTC P0721-P0723 >> Action Taken When the DTC Sets

Action Taken When the DTC Sets

WARNING: This page is about a different car, the 2011 GMC Yukon, 2011 Chevrolet Tahoe, and 2011 Cadillac Escalade. However, it is still accessible from the selected car via links, so may be relevant.

P0721 

The transmission control module calculates vehicle direction.

P0722 and P0723 

The transmission control module calculates vehicle speed based on the wheel speed sensors.

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