Capacities and Specifications

The following approximate capacities are given in metric and English conversions. See Recommended Fluids and Lubricants on page 11‑12 for more information.

If the vehicle has a diesel engine, see the Duramax diesel supplement for more information.

Engine Drive Belt Routing

    See also:

    Hill and Mountain Roads
    Driving on steep hills or through mountains is different than driving on flat or rolling terrain. Tips for driving in these conditions include: ○ Keep the vehicle serviced and in good shape. ...

    Recommended Fuel
    Use regular unleaded gasoline with a posted octane rating of 87 or higher. If the octane rating is less than 87, an audible knocking noise, commonly referred to as spark knock, might be heard when ...

    Low Traction Mode
    If your vehicle has the Allison Transmission, or the Hydra-Matic 6-Speed Automatic Transmission, it has a Low Traction Mode that can assist in vehicle acceleration when road conditions are slippery, s ...