GM Service Manual Online
For 1990-2009 cars only

Scan Tool Output Control

Additional Menu Selections

Description

Refer to the scan tool manual for complete scan tool operating instructions.

2WD High Indicator Light

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This function allows the technician to command the 2WD high indicator light, within the accessory switch, on or off.

4WD High Indicator Light

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This function allows the technician to command the 4WD high indicator light, within the accessory switch, on or off.

4WD Low Indicator Light

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This function allows the technician to command the 4WD low indicator light, within the accessory switch, on or off.

ATC Motor A Control

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This function allows the technician to energize the motor, causing it to shift the transfer case through all five modes.

Engage Front Axle

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This function allows the technician to engage and disengage the front axle actuator. When the front axle actuator is engaged, the front axle becomes a live axle, causing the front propshaft to turn.

Neutral Indicator Light

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This function allows the technician to command the neutral indicator light, within the accessory switch, on or off.