GM Service Manual Online
For 1990-2009 cars only
Battery Voltage: Displays the voltage of the battery positive supply circuit to the memory seat module.

Ignition Since Current DTC: Displays the number of ignition cycles on/off since the DTC set.

Memory Switch: Displays the current status of the memory select switch inactive, driver 1, driver 2, or with both buttons pressed exit.

Recline Switch: Displays current status of the driver seat recline adjuster switch forward, backward, or inactive.

Recliner Motor: Displays the current state of the recliner motor.

Horizontal Position Switch: Displays current status of the driver seat horizontal adjuster switch forward, backward, or inactive.

Horizontal Motor: Displays the current state of the horizontal motor.

Rear Vertical Motor: Displays the current state of the rear vertical motor.

Rear Vertical Position Sensor: Displays 0 to 5 volts or 0 to 255 counts. When the rear of the driver seat is at the down stop the volts and counts are near 0. As the rear of the driver seat is raised the voltage and counts will increase until the up stop is reached where the voltage will be near 5, and counts near 255.

Front Vertical Position Sensor: Displays 0 to 5 volts or 0 to 255 counts. When the front of the driver seat is at the down stop the volts and counts are near 0. As the front of the driver seat is raised the voltage and counts will increase until the up stop is reached where the voltage will be near 5, and counts near 255.

Front Vertical Motor: Displays the current state of the front vertical motor.

System Power Mode: Displays the current power state of the memory seat module.

PRNDL State: Displays the current state of the transmission gear selection.

Driver Identification: Displays the current driver of the vehicle as programmed by personalization.

Front Vertical Switch: Displays current status of the driver seat front vertical adjuster switch up, down, or inactive.

Seat Horizontal Position: Displays 0 to 5 volts for the current position of the seat. When the driver seat is at the rearward stop the volts are near 0. As the driver seat is moved forward the voltage will increase until the forward stop is reached where the voltage will be near 5 volts.

Front Vertical Position Sensor: Displays 0 to 5 volts for the current position of the seat. When the front of the driver seat is at the down stop the volts are near 0. As the rear of the driver seat is raised the voltage will increase until the up stop is reached where the voltage will be near 5 volts.

Rear Vertical Position Sensor: Displays 0 to 5 volts for the current position of the seat. When the rear of the driver seat is at the down stop the volts are near 0. As the rear of the driver seat is raised the voltage will increase until the up stop is reached where the voltage will be near 5 volts.

Recline Position Sensor: Displays 0 to 5 volts for the current position of the seat. When the driver seat back is at the rearward stop the volts are near 0. As the driver seat back is moved forward the voltage will increase until the forward stop is reached where the voltage will be near 5 volts.

Exit Recline Value: Displays the current value in the memory seat module for seat position when exiting the vehicle.

Exit Rear Vertical Value: Displays the current value in the memory seat module for seat position when exiting the vehicle.

Exit Front Vertical Value: Displays the current value in the memory seat module for seat position when exiting the vehicle.

Exit Horizontal Value: Displays the current value in the memory seat module for seat position when exiting the vehicle.

Mem 1 Recline Value: Displays the current value in the memory seat module for seat position when using the memory switch to recall a set position.

Mem 2 Recline Value: Displays the current value in the memory seat module for seat position when using the memory switch to recall a set position.

Mem 1 Horizontal Value: Displays the current value in the memory seat module for seat position when using the memory switch to recall a set position.

Mem 2 Horizontal Value: Displays the current value in the memory seat module for seat position when using the memory switch to recall a set position.

Mem 1 Rear Vertical Value: Displays the current value in the memory seat module for seat position when using the memory switch to recall a set position.

Mem 2 Rear Vertical Value: Displays the current value in the memory seat module for seat position when using the memory switch to recall a set position.

Mem 1 Front Vertical Value: Displays the current value in the memory seat module for seat position when using the memory switch to recall a set position.

Mem 2 Front Vertical Value: Displays the current value in the memory seat module for seat position when using the memory switch to recall a set position.