Actions Taken When the DTC Sets

WARNING: This page is about a different car, the 2023 GMC Sierra 3500 HD and 2023 GMC Sierra 2500 HD. However, it is still accessible from the selected car via links, so may be relevant.

DTCs listed in the DTC Descriptor category = Type A DTC-Additional actions taken:

Autostart/Autostop = Disabled
Grade braking = Disabled
High Side Driver 1 = Disabled
Manual Shift Control = Disabled
Neutral Idle Mode = Disabled
Powertrain braking = Disabled
Tap Up & Tap Down = Disabled
TCC Control = Disabled
Transmission Adaptive Pressure Control = Freeze current adapt values
Transmission gear allowed = 2, 7