GMC Terrain: Bulb Replacement / LED Lighting
This vehicle has several LED lamps. For replacement of any LED lighting assembly, contact your dealer.
High Intensity Discharge (HID) Lighting
Warning
The High Intensity Discharge
(HID) lighting system operates at
a very high voltage. If you try to
service any of the system
components, you could be
seriously injured...
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...
Other information:
GMC Terrain 2018-2025 Owners Manual: Diesel Particulate Filter
The Diesel Particulate Filter (DPF) system filters soot particles out of the exhaust gases. The DPF is under the vehicle in the exhaust system. Depending on a number of factors monitored by the engine computer, the DPF will need to be cleaned of accumulated solids...
GMC Terrain 2018-2025 Owners Manual: Manual Liftgate
To unlock the liftgate, press on the power door lock switch or press on the Remote Keyless Entry (RKE) transmitter twice within five seconds. See Remote Keyless Entry (RKE) System Operation. To open the liftgate, press the touch pad on the bottom of the liftgate and lift up...
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