Rear Access Open; Right Rear Door Ajar; Service Air Bag; Service Brake System - GMC 2009 Envoy Denali Owner's Manual

REAR ACCESS OPEN

This message displays and a chime sounds if the
liftgate or liftglass is open while the ignition is in
ON/RUN. Turn off the vehicle and check the liftgate and
liftglass. See Liftgate/Liftglass on page 2-12. Restart
the vehicle and check for the message on the DIC
display.

RIGHT REAR DOOR AJAR

This message displays and a chime sounds if the
passenger side rear door is not fully closed. Stop and
turn off the vehicle, check the door for obstructions, and
close the door again. Check to see if the message
still appears on the DIC.

SERVICE AIR BAG

This message displays if there is a problem with the
airbag system. Have your dealer/retailer inspect
the system for problems. See Airbag Readiness Light
on page 3-31 and Airbag System on page 1-55 for more
information.

SERVICE BRAKE SYSTEM

This message displays if a problem occurs with the
brake system. If this message appears, stop as soon as
possible and turn off the vehicle. Restart the vehicle
and check for the message on the DIC display.
3-54
If the message is still displayed, or appears again when
you begin driving, the brake system needs service.
See your dealer/retailer.
SERVICE CHARGING SYS (System)
This message displays if there is a problem with
the battery charging system. Under certain conditions,
the charging system light may also turn on in the
instrument panel cluster. See Charging System Light on
page 3-33. The battery will not be charging at an
optimal rate and the vehicle will lose the ability to enter
the fuel economy mode. The vehicle is safe to drive,
however you should have the electrical system checked
by your dealer/retailer.
SERVICE STABILITRAK
If this message displays, it means there may be a
problem with the StabiliTrak system. If this message
appears, try to reset the system by performing the
following: stop; turn off the engine; then start the engine
again. If this message still comes on, it means there
is a problem. You should see your dealer/retailer
for service. The vehicle is safe to drive, however,
you do not have the benefit of StabiliTrak, so reduce
your speed and drive accordingly.