Your vehicle is equipped with the Passlock
is a passive theft-deterrent system.
enables fuel if the ignition lock cylinder is
turned with a valid key. If a correct key is not used or the
ignition lock cylinder is tampered with, the fuel system
is disabled and the vehicle will not start.
During normal operation, the security light will turn off
approximately ﬁve seconds after the key is turned
to RUN. See Security Light on page 3-37.
If the engine stalls and the security light ﬂashes, wait
about 10 minutes until the light stops ﬂashing before
trying to restart the engine. Remember to release
the key from START as soon as the engine starts.
If the engine does not start after three tries, the vehicle
If the engine is running and the security light comes on,
you will be able to restart the engine if you turn the
engine off. However, your Passlock
not working properly and must be serviced by your
dealer. Your vehicle is not protected by Passlock
time. You may also want to check the fuse. See
Fuses and Circuit Breakers on page 5-84. See your
dealer for service.
In an emergency, call the GM Roadside Assistance
Center. See Roadside Assistance Program on page 7-6.
Starting and Operating Your
New Vehicle Break-In
Notice: Your vehicle does not need an elaborate
“break-in.” But it will perform better in the long run
if you follow these guidelines:
Keep your speed at 55 mph (88 km/h) or less for
the ﬁrst 500 miles (805 km).
Do not drive at any one speed — fast or
slow —for the ﬁrst 500 miles (805 km). Do not
make full-throttle starts.
Avoid making hard stops for the ﬁrst
200 miles (322 km) or so. During this time your
new brake linings are not yet broken in. Hard
stops with new linings can mean premature
wear and earlier replacement. Follow this
breaking-in guideline every time you get new
Do not tow a trailer during break-in. See Towing
a Trailer on page 4-39 for more information.