GM Service Manual Online
For 1990-2009 cars only
8 Digit GM Part Number: The scan tool displays the eight digit part number of the power roof module.

Average Roof Speed: The scan tool displays mm/s. The average millimeters per second that the power roof travels when opening and closing.

Battery 1: The scan tool displays 9-15 volts. The state of the battery voltage supplied to the power roof module.

Battery 2: The scan tool displays 9-15 volts. The state of the battery voltage supplied to the power roof module.

Cargo End Gate Window Sw.: The scan tool displays Active/Inactive. The cargo end gate window switch input to the PRM, where a switch press is displayed as Active.

End Gate Window Switch: The scan tool displays Idle/Up/Down. The end gate key cylinder switch input to the PRM, where a cylinder activation to the left or right is displayed as Up or Down.

Hall Sensor 1: The scan tool displays mm. The power roof motor hall sensor 1 input to the PRM displayed in millimeters.

Hall Sensor 2: The scan tool displays mm. The power roof motor hall sensor 2 input to the PRM displayed in millimeters.

Ignition Counter: The scan tool displays a numerical value. The number of ignition switch cycles.

Julian Date of Build: The scan tool displays the 4-digit date of the end gate module build.

Learned Travel Distance: The scan tool displays mm. The learned travel distance of the PRM displayed in millimeters.

Motor Current: The scan tool displays amps. The power roof motor amperage draw.

Power Mode: The scan tool displays Off Awake/Retained Accessory Power/Accessory/Run/Crank. The ignition switch input states to the PRM used for power moding.

Power Roof Switch: The scan tool displays Idle/Open/Close. The power roof switch input to the PRM, where a switch activation is displayed as Open or Closed.

Software Part Number: The scan tool displays the 8-digit part number of the power roof module software.

Software Revision Number: The scan tool displays the 2-digit revision number of the power roof module software.

Year Module Built: The scan tool displays the 4-digit date of the year the power roof module was built.