Under the Hood

A 291-hp, 4.2-liter inline-six-cylinder is standard, and a 300-hp, 5.3-liter V-8 is optional. A four-speed automatic is the sole transmission.

    See also:

    Extending Engine Run Time
    For a 10-minute extension, repeat Steps 1–3 while the engine is still running. The remote start can be extended once. When the remote start is extended, the second 10 minutes will start immediate ...

    Automatic Dimming Rearview Mirror
    The vehicle may have an automatic dimming inside rearview mirror with OnStar® and/or a compass display. Automatic dimming reduces the glare from the headlamps of the vehicle behind you. The dim ...

    Starter Switch Check
    WARNING! When you are doing this inspection, the vehicle could move suddenly. If the vehicle moves, you or others could be injured. 1. Before starting this check, be sure there is enough r ...