Fuel E85 (85% Ethanol)

If the vehicle has the 3.9L V6 engine (VIN Code M), you can use either unleaded gasoline or ethanol fuel containing up to 85% ethanol (E85). See Fuel. In all other engines, use only the unleaded gasoline described under Gasoline Octane.

Vehicles that have the 3.9L V6 engine (VIN Code M) have a green fuel cap and can use 85% ethanol fuel (E85). See Fuel E85 (85% Ethanol).

    See also:

    Setting the 12/24 Hour Format
    1. Press the CONFIG button and select Time and Date Settings, or press . 2. Highlight Set Time Format. 3. Press SELECT to select the 12 hour or 24 hour display format. ...

    Transferring Service
    Push to request account transfer eligibility information. The Advisor can assist in canceling or removing account information. If OnStar receives information that vehicle ownership has chan ...

    Repair Facility
    We recommend that you choose a collision repair facility that meets your needs before you ever need collision repairs. Your dealer/retailer may have a collision repair center with GM-trained tec ...