
Black plate (40,1)
Chevrolet Avalanche Owner Manual - 2011
5-40
Instruments and Controls
SERVICE PARK ASSIST
If your vehicle has the Ultrasonic
Rear Parking Assist (URPA) system,
this message displays if there is a
problem with the URPA system. Do
not use this system to help you
park. See
Ultrasonic Parking Assist
on page 9
‑
58
for more information.
See your dealer for service.
Ride Control System
Messages
SERVICE STABILITRAK
If your vehicle has StabiliTrak
®
and
this message displays, it means
there may be a problem with the
StabiliTrak system. If you see this
message, try to reset the system.
Stop; turn off the engine for at least
15 seconds; then start the engine
again. If this message still comes
on, it means there is a problem. You
should see your dealer for service.
The vehicle is safe to drive,
however, you do not have the
benefit of StabiliTrak, so reduce
your speed and drive accordingly.
SERVICE SUSPENSION
SYSTEM
If your vehicle has the Autoride
®
suspension system, this message
displays when the Autoride
suspension system is not operating
properly. Have your vehicle serviced
by your dealer.
SERVICE TRACTION
CONTROL
If your vehicle has StabiliTrak, this
message displays when there is a
problem with the Traction Control
System (TCS). When this message
displays, the system will not limit
wheel spin. Adjust your driving
accordingly. See your dealer for
service. See
StabiliTrak
®
System on
page 9
‑
52
for more information.
STABILITRAK OFF
If your vehicle has StabiliTrak, this
message displays when you turn off
StabiliTrak, or when the stability
control has been automatically
disabled. To limit wheel spin and
realize the full benefits of the
stability enhancement system, you
should normally leave StabiliTrak
on. However, you should turn
StabiliTrak off if your vehicle gets
stuck in sand, mud, ice, or snow
and you want to rock your vehicle to
attempt to free it, or if you are
driving in extreme off-road
conditions and require more wheel
spin. See
If the Vehicle is Stuck on
page 9
‑
22
. To turn the StabiliTrak
system on or off, see
StabiliTrak
®
System on page 9
‑
52
.