GM Service Manual Online
For 1990-2009 cars only

Normal Vehicle Use

These schedules are for vehicles that:

    â€¢ Carry passengers and cargo within recommended limits. These limits are listed on the vehicles tire loading information label located on the drivers door.
    â€¢ Are driven on reasonable road surfaces within legal driving limits.
    â€¢ Use the recommended fuel.

Selecting the Right Maintenance Schedule

Determine which of the two schedules is right for your vehicle. Refer to the definitions of maintenance schedules below.

Important: Additional maintenance recommendations are in this subsection. Also refer to Owner Checks and Services , Periodic Maintenance Inspection .

Short Trip/City Maintenance Definition

Follow the Short Trip/City Maintenance Schedule if any one of these conditions is true for your vehicle:

    â€¢ Most trips are less than 8 to 16 km (5 to 10 mi). This is particularly important when outside temperatures are below freezing.
    â€¢ Most trips include extensive idling (such as frequent driving in stop-and-go traffic).
    â€¢ Most trips are through dusty areas.
    â€¢ You frequently tow a trailer or use a carrier on top of your vehicle.
    â€¢ If the vehicle is used for delivery service, police, taxi or other commercial application.

Long Trip/Highway Maintenance Definition

Follow this maintenance schedule only if none of the conditions from the Short Trip/City Maintenance Schedule is true.