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.

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    Tire Designations
    Tire Size The following is an example of a typical passenger vehicle tire size. (A) Passenger (P-Metric) Tire: The United States version of a metric tire sizing system. The letter P as the first ...

    OnStar Overview
    If equipped, this vehicle has a comprehensive, in-vehicle system that can connect to a live Advisor for Emergency, Security, Navigation, Connection, and Diagnostic Services. The OnStar sy ...

    When to Inspect the Engine AirCleaner/Filter
    Inspect the air cleaner/filter at the Maintenance II intervals and replace at the first oil change after each 50,000 mile (83 000 km) interval. If you are driving in dusty/dirty conditions, inspec ...