GMC Terrain: Initial Drive Information / Interior Lighting
Steering Wheel Adjustment
To adjust the steering wheel:
Pull the lever down.
Move the steering wheel up
or down.
Pull or push the steering wheel
closer or away from you...
Dome Lamps
The dome lamp controls are in the
overhead console.
To operate, press the following
buttons:
: Press to turn off the
dome lamps when a door is open...
Other information:
GMC Terrain 2018-2026 Owners Manual: Water in Fuel (Diesel)
Improper fuel tank inspection or cleaning, or contaminated fuel from suppliers, can cause water to be pumped into the fuel tank along with the diesel fuel. If a WATER IN FUEL - CONTACT SERVICE message displays, the water must be drained immediately...
GMC Terrain 2018-2026 Owners Manual: Braking
Braking action involves perception time and reaction time. Deciding to push the brake pedal is perception time. Actually doing it is reaction time. Average driver reaction time is about three-quarters of a second. In that time, a vehicle moving at 100 km/h (60 mph) travels 20m (66 ft), which could be a lot of distance in an emergency...
- Manuals Home
- 2nd Generation Terrain Owners Manual
- 2nd Generation Terrain Service Manual
- Driver Mode Control
- Jump Starting
- (TCS) / (ESC). Turning the Systems Off and On (Uplevel Cluster)
- New on site
- Most important about car
Categories
Vehicle Personalization
The following are all possible vehicle personalization features. Depending on the vehicle, some may not be available.
For System, Apps, and Personal features and functions, see “Settings” in the infotainment manual.
To access the vehicle personalization menu:
Touch the Settings icon on the Home Page of the infotainment display. Touch Vehicle to display a list of available options. Touch to select the desired feature setting. Touch
or R to turn a
feature
off or on.
Touch 
to go to the top
level
of the Settings menu.
Copyright © 2026 www.gmcterrain2.com