GMC Terrain: Initial Drive Information / Passenger Sensing System

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...

Mirror Adjustment

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Other information:

GMC Terrain 2018-2026 Owners Manual: Driver Information Center (DIC) (Base and Midlevel)

The DIC displays are shown in the center of the instrument cluster in the Info app. See Instrument Cluster (Base and Midlevel) or Instrument Cluster (Uplevel). The displays show the status of many vehicle systems. The controls for the DIC are on the right steering wheel control. or : Press to move up or down in a list. or : Press to move between the interactive display zones in the..

GMC Terrain 2018-2026 Owners Manual: Engine Oil

To ensure proper engine performance and long life, careful attention must be paid to engine oil. Following these simple, but important steps will help protect your investment: Use engine oil approved to the proper specification and of the proper viscosity grade. See “Selecting the Right Engine Oil” in this section. Check the engine oil level regularly and maintain the prope..