GMC Terrain: Vehicle Checks / Starter Switch Check

Warning

When you are doing this inspection, the vehicle could move suddenly. If the vehicle moves, you or others could be injured.

  1. Before starting this check, be sure there is enough room around the vehicle.
  2. Apply both the parking brake and the regular brake. Do not use the accelerator pedal, and be ready to turn off the engine immediately if it starts.
  3. Try to start the engine in each gear. The vehicle should start only in P (Park) or N (Neutral).

If the vehicle starts in any other position, contact your dealer for service.

    All-Wheel Drive

    Transfer Case Under normal driving conditions, transfer case fluid does not require maintenance unless there is a fluid leak or unusual noise. If required, have the transfer case serviced by your dealer...

    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...

    Other information:

    GMC Terrain 2018-2025 Owners Manual: If the On Indicator Is Lit for a Child Restraint


    The passenger sensing system is designed to turn off the front outboard passenger frontal airbag if the system determines that an infant is present in a child restraint. If a child restraint has been installed and the ON indicator is lit: Turn the vehicle off...

    GMC Terrain 2018-2025 Owners Manual: Service


    All vehicles have a label underhood that identifies the refrigerant used in the vehicle. The refrigerant system should only be serviced by trained and certified technicians. The air conditioning evaporator should never be repaired or replaced by one from a salvage vehicle...

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