Cadillac XT4 - Page 364

Cadillac XT4 Owner Manual (GMNA-Localizing-Europe-15440913) - 2022 -
CRC - 5/13/21
SERVICE AND MAINTENANCE 363
.
Check the parking brake and
automatic transmission park
mechanism. See Park Brake and
P (Park) Mechanism Check 0 304.
.
Check the accelerator pedal for
damage, high effort, or binding.
Replace if needed.
.
Visually inspect gas strut for signs
of wear, cracks, or other damage.
Check the hold open ability of the
strut. If the hold open is low,
service the gas strut. See Gas
Strut(s) 0 306.
.
Check the tyre sealant expiration
date, if equipped. See Tyre Sealant
and Compressor Kit 0 334.
.
Inspect sunroof track and seal,
if equipped. See Sunroof 0 35.
Additional Required Services —
Normal Service
Every 15,000 km
.
Rotate the tyres, if recommended
for the vehicle, and perform
Required Services. Check engine oil
level and oil life percentage. Change
the engine oil and filter, if needed.
.
Check the engine air filter
life percentage and status. Change
the engine air filter, if needed. The
engine air filter should be replaced
when the REPLACE ENGINE AIR
FILTER SOON message displays,
60 000 km, or 2 Years, whichever
comes first. If driving in dusty
conditions, inspect the filter at each
oil change or more often as needed.
See Engine Air Cleaner/Filter 0 295.
Every 30,000 km
.
Replace the passenger compartment
air filter. Or every 12 months,
whichever comes first. More
frequent passenger compartment air
filter replacement may be needed if
driving in areas with heavy traffic,
poor air quality, high dust levels,
or environmental allergens.
Passenger compartment air filter
replacement may also be needed if
there is reduced airflow, window
misting, or odours. Your GM retailer
can help determine when to replace
the filter.
.
Replace front and rear wiper blades.
Or every 12 months, whichever
comes first. See Wiper Blade
Replacement 0 304.
Every 60,000 km
.
Replace spark plugs. Inspect spark
plug wires and/or boots.
Every 120,000 km
.
Replace bonnet and/or body lift
support gas struts. Or ever y
10 years, whichever comes first. See
Gas Strut(s) 0 306.
.
Change rear axle fluid, if equipped
with AWD. Do not directly power
wash the transfer case and/or front/
rear axle 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/or
axles and should be replaced.
Every 240,000 km
.
Drain and fill the engine cooling
system. Or ever y five years,
whichever comes first. See Cooling
System 0 296.