Action Taken When the DTC Sets

WARNING: This page is about a different car, the 2007 GMC Yukon XL and 2007 Chevrolet Suburban. However, it is still accessible from the selected car via links, so may be relevant.

The TCM does not request the engine control module (ECM) to illuminate the malfunction indicator lamp (MIL).
The TCM records the operating conditions when the Conditions for Setting the DTC are met. The TCM records this information as a Failure Record.
The TCM commands maximum line pressure.
The TCM freezes transmission adaptive functions.
The TCM stores DTC P0961 in TCM history.