Actions Taken When the DTC Sets

WARNING: This page is about a different car, the 2022 Chevrolet Equinox. However, it is still accessible from the selected car via links, so may be relevant.

DTC P0973=Type A DTC - Additional actions taken:

Grade braking=Disabled
Line Pressure Command=Maximum
Manual Shift Control=Disabled
{ If equipped }Mode Switch=Disabled
{ If equipped }Neutral Idle Mode =Disabled
Powertrain braking=Disabled
Transmission Adaptive Pressure Control=Freeze current adapt values
Transmission gear allowed=Neutral or 2nd Gear

P0974=Type B DTC - Additional actions taken:

1st Gear=Disabled
{ If equipped }Neutral Idle Mode=Disabled