GMC Terrain: Fuel / Fuels in Foreign Countries

Prohibited Fuels (Gasoline)

Caution Do not use fuels with any of the following conditions; doing so may damage the vehicle and void its warranty: For vehicles that are not FlexFuel, fuel labeled greater than 15% ethanol by volume, such as mid-level ethanol blends (16–50% ethanol), E85, or FlexFuel...

Fuel Additives

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Other information:

GMC Terrain 2018-2024 Owners Manual: Navigation

Navigation requires a specific OnStar or connected service plan. Press to receive Turn-by-Turn directions or have them sent to the vehicle’s navigation screen, if equipped. Turn-by-Turn Navigation Press to connect to an Advisor. Request directions to be downloaded to the vehicle. Follow the voice-guided commands. Using Voice Commands During a Planned Route Functionality of the Voice Comm..

GMC Terrain 2018-2024 Owners Manual: Customer Satisfaction Procedure

Your satisfaction and goodwill are important to your dealer and to GMC. Normally, any concerns with the sales transaction or the operation of the vehicle will be resolved by your dealer's sales or service departments. Sometimes, however, despite the best intentions of all concerned, misunderstandings can occur. If your concern has not been resolved to your satisfaction, the following st..