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.

Deadbolt Actuator Command: The scan tool displays Idle/ock/Unlock/Invalid. The deadbolt actuator output from the DDM where the deadbolt transitions are displayed as Idle/Lock/Unlock/Invalid. The scan tool is capable of commanding the deadbolt actuator to the lock/unlock positions.

Door Lock Switch: The scan tool displays Idle/Lock/Unlock. The door lock switch state of the DDS, where a switch transition is displayed as Lock or Unlock.

Driver Mirror Fold Motor Command: The scan tool displays Idle/Extend/Retract. The driver mirror motor fold output from the DDM, where the mirror motor transition is displayed as Extend or Retract.

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 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.

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.

Driver Window Motor Command: The scan tool displays Idle/Up/Down. The driver window motor output from the DDM, where the window motor transitions are displayed as Up or Down.

Driver Window Position: The scan tool displays Variable Counts. The driver window motor output from the DDM, where the window motor movement is measured in Counts.

Drvr. LF Window Switch: The scan tool displays Idle/Up/Down/Express Up/Express Down. The driver window switch state of the DDS, where a switch transition is displayed as Up, Down, Express Up or Express Down.

Drvr. RF Window Switch: The scan tool displays Idle/Up/Down/Express Up/Express Down. The passenger window switch state of the DDS, where a switch transition is displayed as Up, Down, Express Up or Express Down.

Ext. Driver Door Handle Switch: The scan tool displays Active/Inactive. The driver exterior door handle switch input to the DDM, where a switch transition is displayed as Active.

Ext. Psgr. Door Handle Switch: The scan tool displays Active/Inactive. The passenger exterior door handle switch input to the PDM, where a switch transition is displayed as Active.

Front Psgr. Window Position: The scan tool displays Variable Counts. The passenger window motor output from the PDM, where the window motor movement is measured in Counts.

Front Psgr. Window Switch: The scan tool displays Idle/Up/Down/Express Up/Express Down. The passenger window switch state of the PDS, where a switch transition is displayed as Up, Down, Express Up or Express Down.

Int. Driver Door Handle Switch: The scan tool displays Active/Inactive. The driver interior door handle switch input to the DDM, where a switch transition is displayed as Active.

Int. Psgr. Door Handle Switch: The scan tool displays Active/Inactive. The passenger interior door handle switch input to the PDM, where a switch transition is displayed as Active.

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.

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 Fold Switch: The scan tool displays Idle/Extend/Retract. The mirror fold switch input to the DDS, where the mirror fold switch transition is displayed as Extend or Retract.

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.

Passenger Window Motor Command: The scan tool displays Idle/Up/Down. The passenger window motor output from the PDM, where the window motor transitions are displayed as Up or Down.

Psgr. Mirror Fold Motor Command: The scan tool displays Idle/Extend/Retract. The passenger mirror motor fold output from the PDM, where the mirror motor transition is displayed as Extend or Retract.

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.

Window Motor Sensor 1: The scan tool displays Active/Inactive. The Window motor sensor input to the door control mdoule, where the window motor sensor displays Active when window movement is detected.

Window Motor Sensor 2: The scan tool displays Active/Inactive. The Window motor sensor input to the door control mdoule, where the window motor sensor displays Active when window movement is detected.

Window Normalization: The scan tool displays Yes/No. The driver or passenger window motor normalization state as seen by the selected door module.