Footnotes — Maintenance Schedule Additional Required Services — Severe
a) Vehicles with different size front and rear tires do not have tire rotation. See Tire Rotation.
b) Or every two years, whichever comes first.
c) 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.
d) Or every four years, whichever comes first.
e) Do not directly power wash the transfer case output seals. High pressure water can overcome the seals and contaminate the transfer case fluid. Contaminated fluid will decrease the life of the transfer case and should be replaced.
f) Or every five years, whichever comes first. See Cooling System.
g) Or every 10 years, whichever comes first. Inspect for fraying, excessive cracking, or damage; replace, if needed.
h) Inspect for fraying, excessive cracking, or damage; replace, if needed.
See also:
Digital Signal
Processing (DSP)
If the radio has this feature, it has
either a Bose® sound system or a
Bose® 5.1 Cabin Surround® sound
system. DSP is used to provide a
choice of different listening
experiences.
To choose ...
Rear Seat Pass-Through Door
Some vehicles have a rear seat pass-through door in the center of the rear
seatback. Fold down the center armrest and push down on the latch to open the
door. ...
Navigation
OnStar navigation requires the
Directions and Connections
service plan.
Push to receive directions or
have them sent to the vehicle
navigation screen. Destinations
can also be forwarded to ...






