Gate Ajar Light

If this light comes on, the liftgate or liftglass is not completely shut.
Close the liftgate or liftglass. Never drive with the liftgate or liftglass even partially open.
See also:
Reading Lamps
The reading lamps are located in the headliner.
or
: Press the button near each lamp to
turn it on or off. ...
Footnotes — Maintenance Schedule Additional Required Services — Severe
a) Check all fuel and vapor lines and hoses for proper hook-up, routing, and
condition. Check that the purge valve, if the vehicle has one, works properly. Replace
as needed.
b) Or every four yea ...
Using the Delete All Name Tags Command
The delete all name tags command deletes all stored
phone book name tags and route name tags for OnStar
(if present).
To use the delete all name tags command:
1. Press and hold for two seconds. ...
