GMC YUKON DENALI 2000 Manual page 82

Tailgate Glass and Tailgate (If Equipped)
If your vehicle has a tailgate, you must raise the rear
glass before lowering the tailgate.
To open the glass from the outside, use your key. With
the key in the lock, turn the key clockwise to release the
glass, then lift it up.
To release the glass from the inside, use the electric
tailgate glass release switch on the instrument panel.
For more information, see "Tailgate
Release" in the Index.
To open the tailgate, lift up on the handle while pulling
the tailgate toward you.
Close the tailgate before closing the rear glass. After
closing the tailgate, make sure the tailgate is securely
latched by pulling it toward you. After closing the rear
glass, pull up on its handle to make sure it is locked.
2-12
Panel Doors (If Equipped)
To open the rear panel doors, you must first open the
passenger's side panel door and then pull the handles to
open the doors.
The doors may be unlocked with the key, power door
lock switch, or keyless entry system.
The rear doors have a check assembly to keep them
from fully opening during normal use.
--
Electric Glass
To fully open either rear door, you must release the
check strap. To release the check strap just:
1. Open the door partway until the white mark on the
check strap is fully outside the door edge. If the end
of the strap catches the pin on the door, the door is
open too far.