GMC Terrain: Keys and Locks / Power Door Locks

Driver Door Key Lock Cylinder Access (In Case of Dead Battery)

To access the driver door key lock cylinder: Pull the door handle (1) to the open position and hold it open until cap removal is complete. Insert the key into the slot (3) on the bottom of the cap (2) and lift the key upward...

Delayed Locking

This feature delays the actual locking of the doors until five seconds after all doors are closed. Delayed locking can only be turned on when the Open Door Anti-Lockout feature has been turned off...

Other information:

GMC Terrain 2018-2025 Owners Manual: Manual Operation

Select OFF to manually operate the liftgate. Caution Attempting to move the liftgate too quickly and with excessive force may result in damage to the vehicle. Operate the liftgate manually with a smooth motion and moderate speed. The system includes a feature which limits the manual closing speed to protect the components...

GMC Terrain 2018-2025 Owners Manual: Engine Compartment Overview

1.5L Gas Engine Engine Air Cleaner/Filter. Engine Oil Fill Cap. See Engine Oil. Engine Oil Dipstick. See Engine Oil. Engine Cooling Fan. See Cooling System. Brake Fluid Reservoir. See Brake Fluid. Engine Compartment Fuse Block. Remote Positive (+) Terminal (Under Cover)...