Service Brake System; Service Air Bag - Hummer H2 2009 Owner's Manual

RIGHT REAR DOOR OPEN
This message displays and a chime sounds if the
passenger side rear door is not fully closed and the
vehicle is shifted out of P (Park). 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 4 WHEEL DRIVE
(Full-Time Four-Wheel Drive)
This message displays if a problem occurs with the
Full-Time Four-Wheel Drive 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. If the message is still displayed,
or appears again when you begin driving, there is
a problem with the Full-Time Four-Wheel Drive
system. See your dealer/retailer for service.

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 3-32 and Airbag System on page 1-67 for more
information.
3-60
SERVICE BATTERY CHARGING
SYSTEM
On some vehicles, 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 3-35. Driving with this problem could drain the
battery. Turn off all unnecessary accessories. Have the
electrical system checked as soon as possible. See your
dealer/retailer.

SERVICE BRAKE SYSTEM

This message displays along with the brake system
warning light if there is a problem with the brake system.
See Brake System Warning Light on page 3-37. 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. If the message is still
displayed or appears again when you begin driving,
the brake system needs service as soon as possible.
See your dealer/retailer.