Action Taken When the DTC Sets
WARNING: This page is about a different car, the 2008 Buick LaCrosse and 2008 Buick Allure. However, it is still accessible from the selected car via links, so may be relevant.
P0742
- DTC P0742 and P0752 are type B DTCs.
- DTC P0757 is a type A DTC.
- The TCM commands maximum line pressure.
- The TCM freezes transmission adaptive functions.
- The TCM commands the TCC ON at maximum capacity.
P0752
- DTC P0742 and P0752 are type B DTCs.
- DTC P0757 is a type A DTC.
- The TCM commands maximum line pressure.
- The TCM freezes transmission adaptive functions.
- The TCM inhibits 3-2 downshifts when the vehicle speed is greater than 52 km/h (32 mph).
P0757
- DTC P0742 and P0752 are type B DTCs.
- DTC P0757 is a type A DTC.
- The TCM commands maximum line pressure.
- The TCM freezes transmission adaptive functions.
- The TCM inhibits 4th gear.