GM Service Manual Online
For 1990-2009 cars only
Table 1: Memory Seat Module (MSM)
Table 2: Driver Door Switch Assembly (DDSA)
Table 3: Rear Integration Module (RIM)
Table 4: Climate Control Panel
Table 5: Rear Seat Module (RSM)

Memory Seat Module (MSM)

Scan Tool Parameter

Data List

Units Displayed

Typical Data Value

Ignition ON/Engine OFF

8-Digit GM Part Number

ID Information

Numeric

Varies

Battery Voltage

Data

Volts

Varies

Calibration ID

ID Information

Numeric

Varies

Current

Data

amps

0.5-8.5

Front Vertical Sensor

Sensor Data 1

A/D/Volts

0.0-255/0.0-5.0

Horizontal Sensor

Sensor Data 1

A/D/Volts

0.0-255/0.0-5.0

Lumbar Forward Status

Lumbar Info. (if equipped)

Active/Inactive

Inactive

Lumbar Forward Switch

Lumbar Info. (if equipped)

Active/Inactive

Inactive

Lumbar Horizontal Sensor

Lumbar Info. (if equipped)

A/D/Volts

0.0-255/0.0-5.0

Lumbar Reaward Status

Lumbar Info. (if equipped)

Active/Inactive

Inactive

Lumbar Rearward Switch

Lumbar Info. (if equipped)

Active/Inactive

Inactive

PROM ID

ID Information

Numeric

Varies

Rear Vertical Sensor

Sensor Data 1

A/D/Volts

0.0-255/0.0-5.0

Recline Sensor

Sensor Data 1

A/D/Volts

0.0-255/0.0-5.0

Seat Forward

Inputs and Outputs

Active/Inactive

Inactive

Seat Front Down

Inputs and Outputs

Active/Inactive

Inactive

Seat Front Up

Inputs and Outputs

Active/Inactive

Inactive

Seat Rearward

Inputs and Outputs

Active/Inactive

Inactive

Seat Rear Down

Inputs and Outputs

Active/Inactive

Inactive

Seat Rear Up

Inputs and Outputs

Active/Inactive

Inactive

Seat Recline Forward

Inputs and Outputs

Active/Inactive

Inactive

Seat Recline Rearward

Inputs and Outputs

Active/Inactive

Inactive

Driver Door Switch Assembly (DDSA)

Scan Tool Parameter

Data List

Units Displayed

Typical Data Value

Ignition ON/Engine OFF

8-Digit GM Part Number

ID Information

Numeric

Varies

Battery Voltage

Data

Volts

Varies

Calibration ID

ID Information

Numeric

Varies

Julian Date of Build

ID Information

Numeric

Varies

Memory Recall Switches

Inputs

Idle

Memory 1

Memory 2

Exit

Idle

Prom ID

ID Information

Numeric

Varies

Year Module Built

ID Information

Numeric

Varies

Rear Integration Module (RIM)

Scan Tool Parameter

Data List

Units Displayed

Typical Data Value

Ignition ON/Engine OFF

8-Digit GM Part Number

ID Information

Numeric

Varies

Battery Voltage

Data

Volts

Varies

Driver Heated Seat

Outputs

Off/On

Off

Driver Heated Seat Status

Inputs

Off/High/Low

Off

Hardware ID

ID Information

Numeric

Varies

Julian Date of Build

ID Information

Numeric

Varies

Load Shed Lvl. 1 Heated Seats

Outputs

Enable/Disabled

Disabled

Load Shed Lvl. 2 Heated Seats

Outputs

Enable/Disabled

Disabled

Passenger Heated Seat

Outputs

Off/On

Off

Passenger Heated Seat Status

Inputs

Off/High/Low

Off

PROM ID

ID Information

Numeric

Varies

Year Module Built

ID Information

Numeric

Varies

Climate Control Panel

Scan Tool Parameter

Data List

Units Displayed

Typical Data Value

Ignition ON/Engine OFF

8-Digit GM Part Number

ID Information

Numeric

Varies

Calibration ID

ID Information

Numeric

Varies

Driver Heated Seat Status

Non - HVAC Data

Off/High/Low

Off

Driver Heated Seat Sw.

Non - HVAC Data

Pressed/Idle

Idle

Julian Date of Build

ID Information

Numeric

Varies

Passenger Heated Seat Status

Non - HVAC Data

Off/High/Low

Off

Pass. Heated Seat Sw.

Non - HVAC Data

Pressed/Idle

Idle

PROM ID

ID Information

Numeric

Varies

Year Module Built

ID Information

Numeric

Varies

Rear Seat Module (RSM)

Scan Tool Parameter

Data List

Units Displayed

Typical Data Value

Ignition ON/Engine OFF

8-Digit GM Part Number

ID Information

Numeric

Varies

Back Panel Position Switch

Inputs

Active/Inactive

Active

Battery Voltage

Data

Volts

Varies

Calibrated

Data

Yes/No

Yes

Calibration ID

ID Information

Numeric

Varies

Front Stow Switch

Inputs

Active/Inactive

Inactive

Horizontal Motor

Outputs

Idle/Forward/Rearward

Idle

Horizontal Sensor

Data

Counts

0-3000

Load Floor Switch

Inputs

Active/Inactive

Inactive

Rear Stow Switch

Inputs

Active/Inactive

Inactive

Recline Motor

Outputs

Idle/Forward/Rearward

Idle

Recline Sensor

Data

Counts

0-3000

Recline Switch

Inputs

Active/Inactive

Inactive

Rotation Motor

Outputs

Idle/Forward/Rearward

Idle

Rotation Sensor

Data

Counts

0-3000

PROM ID

ID Information

Numeric

Varies