GM Service Manual Online
For 1990-2009 cars only
Battery Voltage Signal: The scan tool displays 9.0-16.0 Volts. The state of the battery voltage feed to the door module or door switch selected.

Driver Mirror Motors Command: The scan tool displays Idle/Up/Down/Left/Right/Left Up/Left Down/Right Up/Right Down. The driver mirror motors outputs from the DDM, where the mirror motors transitions are displayed as Up, Down, Left, Right, Left Up, Left Down, Right Up or Right Down. The scan tool is capable of commanding the driver mirror motors to all positions.

Driver Mirror Heater: The scan tool displays Active/Inactive. The driver mirror heater output from the DDM, where the mirror heater transition to ON is displayed as Active.

Driver Mirror Horizontal Position: The scan tool displays 25-225 Counts. The driver mirror horizontal motor output from the DDM, where the mirror motor movement is measured in Counts.

Driver Mirror Horizontal Position: The scan tool displays 0.5-4.50 Volts. The driver mirror horizontal motor output from the DDM, where the mirror motor movement is measured in Volts.

Driver Mirror Vertical Position: The scan tool displays 25-225 Counts. The driver mirror vertical motor output from the DDM, where the mirror motor movement is measured in Counts.

Driver Mirror Vertical Position: The scan tool displays 0.5-4.50 Volts. The driver mirror vertical motor output from the DDM, where the mirror motor movement is measured in Volts.

Memory 1 Mirror Horizontal Position: The scan tool displays 25-225 Counts. The driver or passenger mirror horizontal motor position output from the selected door module for Memory 1, where the mirror motor position is displayed in Counts.

Memory 1 Mirror Horizontal Position: The scan tool displays 0.5-4.50 Volts. The driver or passenger mirror horizontal motor position output from the selected door module for Memory 1, where the mirror motor position is displayed in Volts.

Memory 1 Mirror Vertical Position: The scan tool displays 25-225 Counts. The driver or passenger mirror vertical motor position output from the selected door module for Memory 1, where the mirror motor position is displayed in Counts.

Memory 1 Mirror Vertical Position: The scan tool displays 0.5-4.50 Volts. The driver or passenger mirror vertical motor position output from the selected door module for Memory 1, where the mirror motor position is displayed in Volts.

Memory 2 Mirror Horizontal Position: The scan tool displays 25-225 Counts. The driver or passenger mirror horizontal motor position output from the selected door module for Memory 2, where the mirror motor position is displayed in Counts.

Memory 2 Mirror Horizontal Position: The scan tool displays 0.5-4.50 Volts. The driver or passenger mirror horizontal motor position output from the selected door module for Memory 2, where the mirror motor position is displayed in Volts.

Memory 2 Mirror Vertical Position: The scan tool displays 25-225 Counts. The driver or passenger mirror vertical motor position output from the selected door module for Memory 2, where the mirror motor position is displayed in Counts.

Memory 2 Mirror Vertical Position: The scan tool displays 0.5-4.50 Volts. The driver or passenger mirror vertical motor position output from the selected door module for Memory 2, where the mirror motor position is displayed in Volts.

Memory Recall Switches: The scan tool displays Idle/Memory 1/Memory 2/Exit. The memory mirror switch inputs to the DDS, where the mirror where the memory mirror switch transitions are displayed as Idle, Memory 1, Memory 2, or Exit.

Mirror Direction Switch: The scan tool displays Idle/Up/Down/Left/Right/Left Up/Left Down/Right Up/Right Down. The mirror switch input to the DDS, where the mirror switch transitions are displayed as Up, Down, Left, Right, Left Up, Left Down, Right Up or Right Down.

Mirror Select Switch: The scan tool displays Off/Driver/Passenger. The mirror select switch input to the DDS, where the mirror select switch transition is displayed as Driver or Passenger.

Psgr. Mirror Heater: The scan tool displays Active/Inactive. The passenger mirror heater output from the PDM, where the mirror heater transition to ON is displayed as Active.

Psgr. Mirror Horizontal Position: The scan tool displays 25-225 Counts. The passenger mirror horizontal motor output from the PDM, where the mirror motor movement is measured in Counts.

Psgr. Mirror Horizontal Position: The scan tool displays 0.5-4.50 Volts. The passenger mirror horizontal motor output from the PDM, where the mirror motor movement is measured in Volts.

Psgr. Mirror Motors Command: The scan tool displays Idle/Up/Down/Left/Right/Left Up/Left Down/Right Up/Right Down. The passenger mirror motors outputs from the PDM, where the mirror motors transitions are displayed as Up, Down, Left, Right, Left Up, Left Down, Right Up or Right Down.

Psgr. Mirror Vertical Position: The scan tool displays 25-225 Counts. The passenger mirror vertical motor output from the PDM, where the mirror motor movement is measured in Counts.

Psgr. Mirror Vertical Position: The scan tool displays 0.5-4.50 Volts. The passenger mirror vertical motor output from the PDM, where the mirror motor movement is measured in Volts.