Footnotes — Maintenance Schedule Additional Required Services — Severe
a) Or every two years, whichever comes first.
b) 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.
c) Or every four years, whichever comes first.
d) 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.
e) Or every five years, whichever comes first. See Cooling System.
f) Or every 10 years, whichever comes first. Inspect for fraying, excessive cracking, or damage; replace, if needed.
See also:
Power Lumbar
Your vehicle has power lumbar on the driver’s and
front passenger’s seats.
The seatback lumbar
support can be adjusted
by moving the control
located on the outboard
side of the seat
cushi ...
Using the Delete All Name Tags Command
The delete all name tags command deletes all stored
phone book name tags and route name tags for OnStar
(if present).
To use the delete all name tags command:
1. Press and hold for two seconds. ...
XM Radio Messages
XL (Explicit Language Channels): These channels, or
any others, can be blocked at a customer’s request,
by calling 1-800-852-XMXM (9696).
XM Updating: The encryption code in the receiver is
b ...