GM Service Manual Online
For 1990-2009 cars only

Rear Wheel Steering Scan Tool Output Controls

Scan Tool Output Control

Additional Menu Selections

Description

2-Wheel Steer Mode Lamp

--

The scan tool commands the 2-Wheel Steer Mode Lamp ON when selected. The 2-Wheel Steer LED on the Rear Wheel Steering Mode Select switch should illuminate until commanded OFF.

4-Wheel Steer Mode Lamp

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The scan tool commands the 4-Wheel Steer Mode Lamp ON when selected. The 4-Wheel Steer LED on the Rear Wheel Steering Mode Select switch should illuminate until commanded OFF.

4-Wheel Steer-Tow Mode Lamp

--

The scan tool commands the 4-Wheel Steer Tow Mode Lamp ON when selected. The TOW LED on the Rear Wheel Steering Mode Select switch should illuminate until commanded OFF.

Command 2-Wheel Steer

--

The scan tool commands the 2-Wheel Steering mode when ON is selected.

Command 4-Wheel Steer

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The scan tool commands the 4-Wheel Steering mode when ON is selected.

Command 4 Wheel Steer-Tow

--

The scan tool commands the 4-Wheel Steering Trailering mode when ON is selected.

Command Rear Steer Left

--

The scan tool commands the Rear Steering Motor and turns the rear wheels left when commanded ON. The system returns to normal operation when the parameter is commanded OFF.

Command Rear Steer Right

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The scan tool commands the Rear Steering Motor and turns the rear wheels right when commanded ON. The system returns to normal operation when the parameter is commanded OFF.

Learn Alignment

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The scan tool performs the Learn Alignment Procedure.

Steer Mode Lamps (All)

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The scan tool commands all of the Rear Wheel Steering Mode Lamps ON when selected.