GMC 2011 Acadia - Manual (Page 433)

Black plate (5,1) GMC Acadia/Acadia Denali Owner Manual - 2011
Service and Maintenance 11-5
. Accelerator pedal check for
damage, high effort, or binding.
Replace if needed.
. If the vehicle has a Tire Sealant
and Compressor Kit, check
the sealant expiration date
printed on the instruction label
of the kit. See Tire Sealant and
Compressor Kit on page 10‑63.
. Underbody flushing service.
. Hood/Decklid/Liftgate/Liftglass
Support Gas Strut Service:
Visually inspect gas strut,
if equipped, for signs of wear,
cracks, or other damage.
Check the hold open ability
of the gas strut. Contact your
dealer if service is required.
First Engine Oil Change After
Every 80 000 km/50,000 Miles
. Engine air cleaner filter
replacement. See Engine Air
Cleaner/Filter on page 10‑13.
. Automatic transmission fluid
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. 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.