Introduction

Important: Keep engine oil at the proper level and change as recommended.

Have you purchased the GM Protection Plan?

Have you purchased the GM Protection Plan? The Plan supplements your new vehicle warranties. See your Warranty and Owner Assistance booklet or your dealer for details.

    See also:

    When to Change Engine Oil
    This vehicle has a computer system that indicates when to change the engine oil and filter. This is based on a combination of factors which include engine revolutions, engine temperature, and mile ...

    Cruising, Turning & Stopping
    Ride comfort is still king at Buick, and it's a formula GM shouldn't change. The LaCrosse leaves manhole covers and steel plates behind with the sort of measured wump that you'll notice but won't ...

    If the Light is Flashing
    The following may prevent more serious damage to your vehicle: • Reducing vehicle speed • Avoiding hard accelerations • Avoiding steep uphill grades • If you are towing a trailer, reduc ...