First Engine Oil Change After Every 160 000 km/100,000 Miles

• Automatic transmission fluid change (normal service). See Automatic Transmission Fluid .

• Spark plug replacement. An Emission Control Service.

    See also:

    Diagnostics
    OnStar Vehicle Diagnostics will perform a vehicle check every month. It will check the engine, transmission, antilock brakes, and major vehicle systems. It also checks the tire pressures, if ...

    Different Size Tires and Wheels
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    Safety Belt Use During Pregnancy
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