GMC Yukon/Yukon XL/Denali Owner Manual (GMNA-Localizing-U.S./
Canada/Mexico-11349262) - 2018 - crc - 6/20/17
372
Service and Maintenance
.
Check automatic transmission
shift lock control function. See
Automatic Transmission Shift
Lock Control Function Check
.
.
Check ignition transmission lock.
See
.
Check parking brake and
automatic transmission park
mechanism. See
.
.
Check 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
.
.
Inspect sunroof track and seal,
if equipped. See
.
.
Verify spare tire key lock
operation and lubricate as
needed. See
.