Scan Tool Data List. GMC Truck Envoy

For 1990-2009 cars only

Makes 🢒 GMC_Truck 🢒 2002 🢒 Envoy - 2WD 🢒 Body and Accessories 🢒 Seats 🢒 Scan Tool Data List

Table 1:	Driver Seat Module (DSM)
Table 2:	Passenger Seat Module (PSM)
Table 3:	Driver Door Module (DDM)
Table 4:	Passenger Door Module (PDM)

Driver Seat Module (DSM)

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 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 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 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