GMC 1999 Jimmy Owner's Manual page 74

2-10
When doors are unlocked,
press the button to open
the glass.
Reach inside the endgate
to lift the handle and open
the endgate.
The endgate can be opened without a key if the driver's
door is unlocked. The endgate glass will not release if
the vehicle is in gear.
To lock a power lock system from the outside, insert the
key into the lock button and turn clockwise. All doors
will lock.
Liftgate Release
To open a power lock system from the outside, insert the
key into the lock button and turn counterclockwise. All
doors will unlock.
If your vehicle is equipped with remote keyless entry
system, your vehicle does not have a lock on the liftgate.
It is equipped with a pushbutton to release the liftglass.
You may also use the keyless entry system, or the power
door locks, if your vehicle is so equipped.
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