GM Service Manual Online
For 1990-2009 cars only
Table 1: Driver Door Switch (DDS)
Table 2: Passenger Door Switch (DDS)

Driver Door Switch (DDS)

Scan Tool Parameter

Data List

Units Displayed

Typical Data Value

Operating Conditions: Ignition ON

Mirror 5-Volt Reference

Data

On/OFF

ON

Mirror Fold Switch

Inputs

Idle/Extend/Retract

Idle

Mirror Horizontal Position

Data

Volts

Varies

Mirror Motor

Inputs

Idle/Left/Right/Up/Down

Idle

Mirror Select Switch

Inputs

Idle/Right/Left

Idle

Mirror Vertical Position

Data

Volts

Varies

Passenger Door Switch (DDS)

Scan Tool Parameter

Data List

Units Displayed

Typical Data Value

Operating Conditions: Ignition ON

Mirror 5-Volt Reference

Data

On/OFF

ON

Mirror Horizontal Position

Data

Volts

Varies

Mirror Vertical Position

Data

Volts

Varies