Towing, Towing your vehicle, Recreational vehicle towing – Saab 2006 9-7X User Manual

Page 269: Electronically controlled air suspension system, Towing -39, System -39

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Towing

Towing Your Vehicle

Consult your dealer or a professional towing service
if you need to have your disabled vehicle towed.
See Roadside Assistance Program on page 7-4.

If you want to tow your vehicle behind another vehicle
for recreational purposes (such as behind a motorhome),
see “Recreational Vehicle Towing” following.

Recreational Vehicle Towing

Recreational vehicle towing means towing your vehicle
behind another vehicle — such as behind a motorhome.
The two most common types of recreational vehicle
towing are known as “dinghy towing” (towing your vehicle
with all four wheels on the ground) and “dolly towing”
(towing your vehicle with two wheels on the ground and
two wheels up on a device known as a “dolly”).

Your vehicle was not designed to be towed with any of its
wheels on the ground. If your vehicle must be towed, see
“Towing Your Vehicle” earlier in this section.

Notice: Towing an all-wheel-drive vehicle with all
four wheels on the ground, or even with only two
of its wheels on the ground, will damage drivetrain
components. Do not tow an all-wheel-drive vehicle
if any of its wheels will be on the ground.

Electronically Controlled Air
Suspension System

Your vehicle is equipped with an electronically controlled
air suspension system that automatically keeps your
vehicle level as you load and unload. The system
includes a compressor, two height sensors, and
two air springs supporting the rear axle.

The system also has an internal clock to prevent
overheating if the inflator is used for prolonged periods.
If the system overheats, all leveling function stops until
the system cools down. During this time, the indicator
light on the air inflator switch will be flashing.

The ignition has to be on for the system to inflate, in
order to raise the vehicle to the standard ride height after
loading. The system can lower the vehicle to the standard
ride height after unloading with the ignition on and also for
up to 30 minutes after the ignition has been turned off.

You may hear the compressor operating when you load
your vehicle, and periodically as the system adjusts the
vehicle to the standard ride height.

Load leveling will not function normally with the inflator
hose attached to the inflator outlet. Remove the inflator
hose from the outlet during loading and unloading.

If the vehicle is parked for an extended period of time,
some bleed down of the suspension is normal. Upon
starting the vehicle, proper height will be achieved.

4-39

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