Action Taken When the DTC Sets

WARNING: This page is about a different car, the 2008 GMC Sierra and 2008 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.

P0741

DTC P0741 is a Type B DTC.
The TCM commands elevated line pressure.
The TCM commands TCC OFF.
The TCM inhibits 4th gear if the transmission is in Hot Mode.
The TCM freezes transmission adaptive functions.

P0751

DTC P0751 is a Type B DTC.
The TCM commands maximum line pressure.
The TCM freezes transmission adaptive functions.

P0756

DTC P0756 is a Type A DTC.
The TCM commands maximum line pressure.
The TCM freezes transmission adaptive functions.
The TCM inhibits 1st gear.