GMC Terrain: Instruments and Controls / Warning Lights, Gauges, and Indicators

GMC Terrain 2018-2026 Owners Manual / Instruments and Controls / Warning Lights, Gauges, and Indicators

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Warning Lights, Gauges, and Indicators

Warning lights and gauges can signal that something is wrong before it becomes serious enough to cause an expensive repair or replacement. Paying attention to the warning lights and gauges could prevent injury...

Other information:

GMC Terrain 2018-2026 Owners Manual: Cold Weather Operation (Diesel)


In cold weather, the fuel filter may become clogged by wax naturally present in the fuel. To unclog it, move the vehicle to a warm garage area and allow the filter to warm up. The fuel filter may need to be replaced. See Fuel Filter Replacement (Diesel)...

GMC Terrain 2018-2026 Owners Manual: Head Restraint Adjustment and Seat Belts


Head Restraint Adjustment Do not drive until the head restraints for all occupants are installed and adjusted properly. To achieve a comfortable seating position, change the seatback recline angle as little as necessary while keeping the seat and the head restraint height in the proper position...

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