GMC Terrain: Doors / Manual Operation

Select OFF to manually operate the liftgate.

Caution

Attempting to move the liftgate too quickly and with excessive force may result in damage to the vehicle.

Operate the liftgate manually with a smooth motion and moderate speed. The system includes a feature which limits the manual closing speed to protect the components.

GMC Terrain. Manual Operation

To open the liftgate, press GMC Terrain. Manual Operation on the power door lock switch or press GMC Terrain. Manual Operation on the RKE transmitter twice to unlock all doors. Press the touch pad on the underside of the liftgate handle and lift up.

Use the pull cup to lower and close the liftgate. Do not press the touch pad while closing the liftgate. This will cause the liftgate to be unlatched.

The liftgate can be opened when locked if the RKE transmitter is within 1 m (3 ft) of the touch pad. See Remote Keyless Entry (RKE) System Operation.

The liftgate has an electric latch. If the battery is disconnected or has low voltage, the liftgate will not open. The liftgate will resume operation when the battery is reconnected and charged.

    Setting the 3/4 Mode

    To change the position the liftgate stops at when opening: Select MAX or 3/4 mode and power open the liftgate. Stop the liftgate movement at the desired height by pressing any liftgate switch...

    Hands-Free Operation

    The liftgate may be operated with a kicking motion under the rear bumper between the left exhaust pipe and the license plate. The RKE transmitter must be within 1 m (3 ft) of the rear bumper to operate the power liftgate hands-free...

    Other information:

    GMC Terrain 2018-2022 Owners Manual: Tire Pressure


    Tires need the correct amount of air pressure to operate effectively. Warning Neither tire underinflation nor overinflation is good. Underinflated tires, or tires that do not have enough air, can result in: Tire overloading and overheating which could lead to a blowout...

    GMC Terrain 2018-2022 Owners Manual: Wheel Alignment and Tire Balance


    The tires and wheels were aligned and balanced at the factory to provide the longest tire life and best overall performance. Adjustments to wheel alignment and tire balancing are not necessary on a regular basis. Consider an alignment check if there is unusual tire wear or the vehicle is significantly pulling to one side or the other...

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