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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
Tires on page 450 for further details. Check to
make sure the spare tire is stored securely.
See Changing a Flat Tire on page 473.
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 Tire Inspection and Rotation on page 463.
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 Parking Brake
on page 149.
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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