Gasoline Specifications (U.S. and Canada Only)

At a minimum, gasoline should meet ASTM specification D 4814 in the United States or CAN/CGSB&-3.5 or 3.511 in Canada. Some gasolines contain an octane-enhancing additive called methylcyclopentadienyl manganese tricarbonyl (MMT). We recommend against the use of gasolines containing MMT. See Fuel Additives on page 9‑52 for additional information.

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    Battery Load Management
    The vehicle has Electric Power Management (EPM) that estimates the battery's temperature and state of charge. It then adjusts the voltage for best performance and extended life of the battery. When t ...

    Brake System Messages
    BRAKE FLUID LOW This message is displayed when the brake fluid level is low; see Brake Fluid on page 10‑24. RELEASE PARKING BRAKE This message is displayed as a reminder that the parking br ...

    Vehicle Overview
    The 2011 GMC Yukon is the middle child among GM's full-size SUVs. Based on price and equipment, the Yukon sits squarely between the Chevrolet Tahoe and Cadillac Escalade. Four-wheel drive is avail ...