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: Filling the Tank (Diesel)

Warning Fuel vapors and fuel fires burn violently and can cause injury or death. To help avoid injuries to you and others, read and follow all the instructions on the fuel pump island. Turn off the engine when refueling. Keep sparks, flames, and smoking materials away from fuel...

GMC Terrain 2018-2025 Owners Manual: Engine Compartment Fuse Block

To remove the fuse block cover, squeeze the clips on the cover and lift it straight up. See Engine Compartment Overview. Caution Spilling liquid on any electrical component on the vehicle may damage it. Always keep the covers on any electrical component...