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 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. The scan tool is capable of commanding the window to the full up and full down position.

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.

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

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

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 Down. The passenger window switch state of the PDS, where a switch transition is displayed as Up, Down, or Express Down.

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. The scan tool is capable of commanding the window to the full up and full down positions.

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