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Scan Tool Data List

WARNING: This page is about a different car, the 2002 Oldsmobile Bravada, 2002 GMC Envoy XL, 2002 GMC Envoy, and 2002 Chevrolet TrailBlazer. However, it is still accessible from the selected car via links, so may be relevant.
Driver Seat Module (DSM) Scan Tool Data List

Scan Tool Parameter Data List Units Displayed Typical Data Value
Power Seat Parameters: Ignition Off
Heated Seat Parameters: Engine Running
Battery Voltage Inputs/Outputs Volts Varies
Ign. Since Current DTC Inputs/Outputs Cycles Varies
Seat Heat Zone Inputs/Outputs Off/Back Only/Back and Cushion Off
Seat Temp Setting Inputs/Outputs Off/Low/Med/High Off
Recline Switch Inputs/Outputs Forward/Back/Inactive Inactive
Recliner Motor Inputs/Outputs Forward/Back/Inactive Inactive
Horizontal Position Switch Inputs/Outputs Forward/Back/Inactive Inactive
Horizontal Motor Inputs/Outputs Forward/Back/Inactive Inactive
Rear Vertical Position Switch Inputs/Outputs Up/Down/Inactive Inactive
Rear Vertical Motor Inputs/Outputs Up/Down/Inactive Inactive
Front Vertical Position Switch Inputs/Outputs Up/Down/Inactive Inactive
Front Vertical Motor Inputs/Outputs Up/Down/Inactive Inactive
Lumbar/Bolster Switch Inputs/Outputs Forward/Rearward/Downward/Upward/Idle Idle
Horizontal Lumbar Motor Inputs/Outputs Forward/Back/Inactive Inactive
Vertical Lumbar Motor Inputs/Outputs Up/Down/Inactive Inactive
Seat Heat Sensor Value Sensor Data 0-5 Volts Varies
Seat Horizontal Position Sensor Data 0-5 Volts Varies
Front Vertical Position Sensor Data 0-5 Volts Varies
Rear Vertical Position Sensor Data 0-5 Volts Varies
Recline Position Sensor Data 0-5 Volts Varies
Horizontal Lumbar Position Sensor Data 0-5 Volts Varies
Vertical Lumbar Position Sensor Data 0-5 Volts Varies
Last Memory Recall Memory Data Memory 1 or 2 Last memory pressed
Last Memory Set Memory Data Invalid/Memory 1 or 2 Memory 1 or 2
Exit Recline Value Memory Data 0-5 Volts Varies
Exit Rear Vertical Value Memory Data 0-5 Volts Varies
Exit Front Vertical Value Memory Data 0-5 Volts Varies
Exit Horizontal Value Memory Data 0-5 Volts Varies
Exit Horizontal Lumbar Value Memory Data 0-5 Volts Varies
Exit Vertical Lumbar Value Memory Data 0-5 Volts Varies
Memory 1 Recline Value Memory Data 0-5 Volts Varies
Memory 2 Recline Value Memory Data 0-5 Volts Varies
Memory 1 Horizontal Lumbar Value Memory Data 0-5 Volts Varies
Memory 2 Horizontal Lumbar Value Memory Data 0-5 Volts Varies
Memory 1 Vertical Lumbar Value Memory Data 0-5 Volts Varies
Memory 2 Vertical Lumbar Value Memory Data 0-5 Volts Varies
Memory 1 Horizontal Value Memory Data 0-5 Volts Varies
Memory 2 Horizontal Value Memory Data 0-5 Volts Varies
Memory 1 Rear Vertical Value Memory Data 0-5 Volts Varies
Memory 2 Rear Vertical Value Memory Data 0-5 Volts Varies
Memory 1 Front Vertical Value Memory Data 0-5 Volts Varies
Memory 2 Front Vertical Value Memory Data 0-5 Volts Varies
Julian Date of Build Module Information 1 Numeric Varies
8 Digit GM Part Number Module Information 1 Numeric Varies
Year Module Built Module Information 1 Numeric Varies
Manufacture Enable Counter Module Information 2 0-255 0
Software Revision Number Module Information 2 Two Letters Varies
Software Part Number Module Information 2 Numeric Varies
Passenger Seat Module (PSM) Scan Tool Data List

Scan Tool Parameter Data List Units Displayed Typical Data Value
Power Seat Parameters: Ignition Off
Heated Seat Parameters: Engine Running
Battery Voltage Inputs/Outputs Volts Varies
Ign. Since Current DTC Inputs/Outputs Cycles Varies
Seat Heat Zone Inputs/Outputs Off/Back Only/Back and Cushion Off
Seat Temp Setting Inputs/Outputs Off/Low/Med/High Off
Recline Switch Inputs/Outputs Forward/Back/Inactive Inactive
Recliner Motor Inputs/Outputs Forward/Back/Inactive Inactive
Horizontal Position Switch Inputs/Outputs Forward/Back/Inactive Inactive
Horizontal Motor Inputs/Outputs Forward/Back/Inactive Inactive
Rear Vertical Position Switch Inputs/Outputs Up/Down/Inactive Inactive
Rear Vertical Motor Inputs/Outputs Up/Down/Inactive Inactive
Front Vertical Position Switch Inputs/Outputs Up/Down/Inactive Inactive
Front Vertical Motor Inputs/Outputs Up/Down/Inactive Inactive
Lumbar/Bolster Switch Inputs/Outputs Forward/Rearward/Downward/Upward/Idle Idle
Horizontal Lumbar Motor Inputs/Outputs Forward/Backward/Inactive Inactive
Vertical Lumbar Motor Inputs/Outputs Up/Down/Inactive Inactive
Seat Heat Sensor Value Sensor Data 0-5 Volts Varies
Julian Date of Build Module Information 1 Numeric Varies
8 Digit GM Part Number Module Information 1 Numeric Varies
Year Module Built Module Information 1 Numeric Varies
Manufacture Enable Counter Module Information 2 0-255 0
Software Revision Number Module Information 2 Two Letters Varies
Software Part Number Module Information 2 Numeric Varies
Driver Door Module (DDM) Scan Tool Data List

Scan Tool Parameter Data List Units Displayed Typical Data Value
Power Seat Parameters: Ignition Off
Heated Seat Parameters: Engine Running
Heated Seat Switch Inputs Active/Inactive Inactive
Heat Indicator Low Inputs Off/On Off
Heat Indicator Medium Inputs Off/On Off
Heat Indicator High Inputs Off/On Off
Back Only Heat Indicator Inputs Off/On Off
Back Only Heat Switch Inputs Active/Inactive Inactive
Memory Switch Inputs Memory 1/Memory 2/Idle Idle
Passenger Door Module (PDM) Scan Tool Data List

Scan Tool Parameter Data List Units Displayed Typical Data Value
Engine Running
Heated Seat Switch Inputs Active/Inactive Inactive
Heat Indicator Low Inputs Off/On Off
Heat Indicator Medium Inputs Off/On Off
Heat Indicator High Inputs Off/On Off
Back Only Heat Indicator Inputs Off/On Off
Back Only Heat Switch Inputs Active/Inactive Inactive
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