GMC Terrain: Interior Lighting / 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.
The knob for this feature is on the instrument panel beside the steering column.
Push the knob in all the way until it extends out and then turn the knob clockwise or counterclockwise to brighten or dim the lights.
Courtesy Lamps and Dome Lamps
Courtesy Lamps
The courtesy lamps come on when
any door is opened and the OFF
indicator light is turned off. See
Dome Lamps.
Dome Lamps
The dome lamp controls are in the
overhead console...
Other information:
GMC Terrain 2018-2023 Owners Manual: Maintenance Schedule
Owner Checks and Services At Each Fuel Stop Check the engine oil level. See Engine Oil. Once a Month Check the tire inflation pressures. See Tire Pressure. Inspect the tires for wear. See Tire Inspection. Check the windshield washer fluid level...
GMC Terrain 2018-2023 Owners Manual: Brake Assist and Hill Start Assist (HSA)
Brake Assist The Brake Assist feature is designed to assist the driver in stopping or decreasing vehicle speed in emergency driving conditions. This feature uses the stability system hydraulic brake control module to supplement the power brake system under conditions where the driver has quickly and forcefully applied the brake pedal in an attempt to quickly stop or slow down the vehicl..
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Vehicle Messages
Messages displayed on the DIC indicate the status of the vehicle or some action that may be needed to correct a condition. Multiple messages may appear one after another.
The messages that do not require immediate action can be acknowledged and cleared by pressing V. The messages that require immediate action cannot be cleared until that action is performed.
