Actions Taken When the DTC Sets

WARNING: This page is about a different car, the 2019 Buick Cascada, 2018 Buick Cascada, and 2017 Buick Cascada. However, it is still accessible from the selected car via links, so may be relevant.

DTC P2728 = Type C DTC - Additional actions taken:

Freeze current adapt values - 1-2-3-4 Clutch

DTC P2729, P2730 = Type A DTCAdditional actions taken:

Grade braking = Disabled
{ P2729 }High Side Driver = Disabled
Line Pressure Command = Maximum
Manual Shift Control = Disabled
Mode Switch = Disabled
Neutral Idle Mode = Disabled
Powertrain braking = Disabled
{ P2729 }TCC Control = Disabled
Transmission Adaptive Pressure Control = Freeze current adapt values
Transmission gear allowed = Reverse & 4th Gear