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 2018-2026 Owners Manual: Climate Control Systems
With this system the heating, cooling, and ventilation in the vehicle can be controlled. Fan Control A/C (Air Conditioning) Air Delivery Mode Controls Defrost TEMP (Temperature Control) Rear Window Defogger Air Recirculation : Turn clockwise or counterclockwise to increase or decrease the fan speed or turn the fan off...
GMC Terrain 2018-2026 Owners Manual: Compact Spare Tire
Warning Driving with more than one compact spare tire at a time could result in loss of braking and handling. This could lead to a crash and you or others could be injured. Use only one compact spare tire at a time. If this vehicle has a compact spare tire, it was fully inflated when new; however, it can lose air over time...
Copyright © 2026 www.gmcterrain2.com