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Cadillac XTS Owner Manual - 2013 - 1st - 4/13/12
Service and Maintenance
11-7
Footnotes
—
Maintenance
Schedule Additional Required
Services
—
Normal
(1)
Or every two years, whichever
comes first. More frequent
replacement may be needed if the
vehicle is driven in areas with
heavy traffic, areas with poor air
quality, or areas with high dust
levels. Replacement may also be
needed if there is a reduction in air
flow, excessive window fogging,
or odors.
(2)
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.
(3)
Or every four years, whichever
comes first.
(4)
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.
(5)
Or every five years, whichever
comes first. See
Cooling System on
page 10
‑
11
.
(6)
Or every 10 years, whichever
comes first.
(7)
Inspect for fraying, excessive
cracking, or damage; replace,
if needed.