Footnotes — Maintenance Schedule Additional Required Services — Normal
a) Check all fuel and vapor lines and hoses for proper hook-up, routing, and condition. Check that the purge valve, if the vehicle has one, works properly. Replace as needed.
b) Or every four years, whichever comes first.
c) Or every five years, whichever comes first. See Cooling System .
d) Or every 10 years, whichever comes first. Inspect for fraying, excessive cracking, or damage; replace, if needed.

See also:
Passlock®
Your vehicle has the Passlock® theft-deterrent
system.
Passlock® is a passive theft-deterrent system that
enables fuel if the ignition lock cylinder is turned
with a valid key. If a correct ke ...
Transportation Options
Warranty service can generally be completed while you wait. However, if you are
unable to wait, GM helps to minimize inconvenience by providing several transportation
options. Depending on the cir ...
Menu System (Radio with CD)
The Menu system for the uplevel infotainment system appears on the display screen.
Controls
The TUNE/MENU knob and BACK are
used to navigate the menu system.
TUNE/MENU:
Press to:
Enter the ...
