Action Taken When the DTC Sets

WARNING: This page is about a different car, the 2018 GMC Yukon XL, 2018 GMC Yukon, 2018 Chevrolet Tahoe, 2018 Chevrolet Suburban 3500 HD, and 2018 Chevrolet Suburban. However, it is still accessible from the selected car via links, so may be relevant.

DTCs P182E and P1915 are Type A DTCs.
The TCM commands maximum line pressure.
The TCM turns off the high side driver.
The TCM freezes transmission adaptive functions.
The TCM defaults the transmission to third gear if the current gear is 1st, 2nd, or 3rd; or fifth gear if the current gear is 4th, 5th, or 6th gear.
The TCM inhibits TCC.
The TCM inhibits Tap up and Tap down functions.