Actions Taken When the DTC Sets

WARNING: This page is about a different car, the 2018 Chevrolet Suburban 3500 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

Autostart/Autostop = Disable - If equipped
Grade braking = Disabled
{P2720, P2729, P281D} High Side Driver 1, 2 = 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
{P2718, P2721, P2727, P2730, P281E} Transmission gear allowed = Reverse or Gear 4
{P2720, P2729, P281D} Transmission gear allowed = Reverse or Gear 3, 5
Transmission Shifting = Default shift pattern