GMC SIERRA 2002 Manual page 280

Dolly Towing (Two-Wheel Drive Vehicles)
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Two Wheel Drive Vehicles
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Two wheel drive vehicles, should not be towed
with the rear wheels on the ground. Two
transmissions have no provisions for internal lubrication
while being towed. To properly tow these vehicles, they
should be placed on a platform trailer with all four
wheels off the ground.
In rare cases when it's unavoidable that a
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two wheel drive vehicle is to be towed with the rear
wheels on the ground, the propeller shaft to axle yoke
orientation should be marked and the propeller shaft
removed following the applicable service manual
removal/installation procedure.
Dust or dirt can enter the back of the transmission
through the opening created by removing the propeller
shaft if proper protection is not provided. Also, check
the transmission fluid level before driving the truck.
When the vehicle is properly attached to the tow vehicle
and is ready to be towed, turn the ignition to LOCK.
Clamp the steering wheel in a straight
with a clamping device designed for towing.
Four
Four
dolly towed.
- - If you need to tow a four
wheel drive
"Dinghy Towing" earlier in this section.
-
ahead position
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Wheel Drive Vehicles
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wheel drive vehicles are not designed to be
-
wheel
NOTICE:
-
Dolly towing a four wheel
damage drivetrain components. Don't dolly tow
- -
a four wheel drive vehicle.
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drive vehicle see
-
drive vehicle will
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