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Cadillac Escalade EXT Owner Manual - 2011
Service and Maintenance 11-5
Once a Year
.
See Starter Switch Check on
page 10‑32.
.
See Automatic Transmission
Shift Lock Control Function
Check on page 10‑33.
.
See Ignition Transmission Lock
Check on page 10‑33.
.
See Park Brake and P (Park)
Mechanism Check on
page 10‑34.
.
Accelerator pedal check for
damage, high effort, or binding.
Replace if needed.
.
Hood support gas strut
inspection for signs of wear,
corrosion, cracks, loss of
lubricant, or other damage.
Check the hold open ability of
the gas strut. If necessary,
replace with genuine parts from
your dealer.
.
Underbody flushing service.
First Engine Oil Change After
Every 80 000 km/50,000 Miles
.
Engine air cleaner filter
replacement. See Engine Air
Cleaner/Filter on page 10‑16.
.
Automatic transmission fluid
and filter change (severe
service) for vehicles mainly
driven in heavy city traffic in hot
weather, in hilly or mountainous
terrain, when frequently towing
a trailer, or used for taxi, police,
or delivery service. See
Automatic Transmission Fluid on
page 10‑13.
.
All‐wheel drive only: Transfer
case fluid change (severe
service) for vehicles mainly
driven when frequently towing a
trailer, or used for taxi, police,
or delivery service. Check vent
hose at transfer case for kinks
and proper installation. Check
to be sure vent hose is
unobstructed, clear, and free of
debris. During any maintenance,
if a power washer is used to
clean mud and dirt from the
underbody, care should be taken
to not directly spray 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.