GMC Terrain: Bulb Replacement / Taillamps
To replace one of these lamps:
- Open the liftgate. See Liftgate.
- Remove the two screw caps and two screws from the taillamp assembly.
- Pull the taillamp assembly out of the vehicle body.
- Disconnect the lamp wiring
harness.
- Turn the bulb socket counterclockwise and pull it out.
- Pull the bulb straight out of the socket.
- Push the replacement bulb straight into the bulb socket.
- Push the bulb socket in and turn it clockwise.
- Reverse Steps 2–5 to reinstall the lamp assembly.
Front Turn Signal Lamps
To replace one of these bulbs:
Open the hood. See Hood.
Remove the bulb access cap
from the top of the headlamp
assembly by turning it
counterclockwise...
License Plate Lamp
Lamp Assembly
Bulb Assembly
Bulb Socket
Bulb
Lamp Assembly
To replace one of these bulbs:
Open the liftgate partway. See
Liftgate.
Push the lamp assembly
outboard to remove...
Other information:
GMC Terrain 2018-2025 Owners Manual: Older Children
Older children who have outgrown booster seats should wear the vehicle’s seat belts. The manufacturer instructions that come with the booster seat state the weight and height limitations for that booster. Use a booster seat with a lap-shoulder belt until the child passes the fit test below: Sit all the way back on the seat...
GMC Terrain 2018-2025 Owners Manual: 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. Move the cap (2) rearward and remove...
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