GMC Terrain: Underbody Maintenance - Exterior Care - Appearance Care - Vehicle Care - GMC Terrain Owner's ManualGMC Terrain: Underbody Maintenance

Use plain water to flush dirt and debris from the vehicle's underbody. Your dealer or an underbody car washing system can do this. If not removed, rust and corrosion can develop.

    Body Component Lubrication
    Lubricate all key lock cylinders, hood hinges, liftgate hinges, and the steel fuel door hinge unless the components are plastic. Applying silicone grease on weatherstrips with a clean cloth will m ...

    Sheet Metal Damage
    If the vehicle is damaged and requires sheet metal repair or replacement, make sure the body repair shop applies anti-corrosion material to parts repaired or replaced to restore corrosion protecti ...

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    Starting the engine
    1. Turn the key to 3 (on) without turning the key to 4 (start). If there is difficulty in turning the key, rotate the steering wheel until the key turns freely. This condition may occur when: ...

    Connecting the jumper cables
    Note: In the illustration, the vehicle on the bottom is used to designate the assisting (boosting) battery. 1. Connect the positive (+) jumper cable to the positive (+) terminal of the discharge ...

    Headlamp High/Low-Beam Changer
    Headlamp High/Low&-Beam Changer: Push the turn signal/lane change lever away from you and release, to turn the high beams on. To return to low beams, push the lever again or pull it toward yo ...