Cadillac XT4 Owner's Manual page 318

SERVICE AND MAINTENANCE 317
Visually inspect the exhaust
system and nearby heat shields for
loose or damaged parts.
Lubricate body components. See
Exterior Care 0 305.
Check the parking brake and
automatic transmission park
mechanism. See Park Brake and
P (Park) Mechanism Check 0 260.
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) 0 262.
Check the tyre sealant expiration
date, if equipped. See Tyre Sealant
and Compressor Kit 0 287.
Inspect sunroof track and seal,
if equipped. See Sunroof 0 39.