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:

    Backglass Antenna
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    This GM vehicle has a number of sophisticated computers that record information about the vehicle’s performance and how it is driven. For example, the vehicle uses computer modules to monitor and c ...

    Footnotes — Maintenance Schedule Additional Required Services — Severe
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