At Least Once a Month
Tire Inflation Check
Visually inspect your vehicle’s tires and make sure
they are inflated to the correct pressures. Do not
forget to check the spare tire. See
Pressure on page 392
. Check to make sure the
spare tire is stored securely. See
Tire on page 408
.
Tire Wear Inspection
Tire rotation may be required for high mileage
highway drivers prior to the Engine Oil Life System
service notification. Check the tires for wear
and, if necessary, rotate the tires. See
Inspection and Rotation on page 398
.
At Least Once a Year
Starter Switch Check
{
CAUTION:
When you are doing this inspection, the
vehicle could move suddenly. If the
vehicle moves, you or others could be
injured.
1. Before you start, be sure you have enough
room around the vehicle.
2. Firmly apply both the parking brake and the
regular brake. See
page 122
.
Do not use the accelerator pedal, and be
ready to turn off the engine immediately if it
starts.
3. Try to start the engine in each gear. The
vehicle should start only in PARK (P) or
NEUTRAL (N). If the vehicle starts in any
other position, contact your GM Goodwrench
®
dealer for service.
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