GMC Terrain: Lighting / Interior Lighting

Fog Lamps

The fog lamps button is on the instrument panel beside the steering wheel. To turn on the fog lamps, the ignition and the headlamps or parking lamps must be on...

Instrument Panel Illumination Control

The brightness of the instrument cluster display, infotainment display and controls, steering wheel controls, and all other illuminated controls, as well as feature status indicators can be adjusted...

Other information:

GMC Terrain 2018-2026 Owners Manual: Saving Memory Positions

Read these instructions completely before saving memory positions. To save preferred driving positions 1 and 2: Turn the ignition on or to ACC/ ACCESSORY.A DIC welcome message may indicate driver number 1 or 2. Adjust all available memory features to the desired driving position...

GMC Terrain 2018-2026 Owners Manual: Park Brake and P (Park) Mechanism Check

Warning When you are doing this check, the vehicle could begin to move. You or others could be injured and property could be damaged. Make sure there is room in front of the vehicle in case it begins to roll. Be ready to apply the regular brake at once should the vehicle begin to move...