Action Taken When the DTC Sets

WARNING: This page is about a different car, the 2017 GMC Acadia. However, it is still accessible from the selected car via links, so may be relevant.

P0965

DTC P0965 is a Type C DTC.
TCM freezes transmission adaptive functions on the 3-5-Reverse clutch.

P0966

DTC P0966 is a Type A DTC.
TCM limits the transmission to Reverse and 3rd or 5th gear operation.
TCM commands maximum line pressure.
TCM freezes transmission adaptive functions.
TCM turns the high side driver OFF.
TCM forces the torque converter clutch (TCC) OFF.
TCM inhibits Tap Up/Down function.
TCM inhibits manual shifting of forward gears.
TCM enables torque management.

P0967

DTC P0967 is a Type A DTC.
TCM limits the transmission to Reverse and 3rd gear operation.
TCM commands maximum line pressure.
TCM freezes transmission adaptive functions.
TCM inhibits Tap Up/Down function.
TCM inhibits manual shifting of forward gears.