GMC Terrain: Lighting

Universal Remote System Operation

Using the Universal Remote System Press and hold the appropriate Universal Remote system button for at least one-half second. The indicator light will come on while the signal is being transmitted...

Exterior Lighting

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Other information:

GMC Terrain 2018-2026 Owners Manual: How to Add Coolant to the Coolant Surge Tank


Warning Steam and scalding liquids from a hot cooling system are under pressure. Turning the pressure cap, even a little, can cause them to come out at high speed and you could be burned. Never turn the cap when the cooling system, including the pressure cap, is hot. Wait for the cooling system and pressure cap to cool. Warning Plain water, or other liquids such as alcohol, can boil befo..

GMC Terrain 2018-2026 Owners Manual: When It Is Time for New Tires


Factors such as maintenance, temperatures, driving speeds, vehicle loading, and road conditions affect the wear rate of the tires. Treadwear indicators are one way to tell when it is time for new tires. Treadwear indicators appear when the tires have only 1.6mm (1/16 in) or less of tread remaining. See Tire Inspection and Tire Rotation. The rubber in tires ages over time. This also appli..

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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.

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