GM Service Manual Online
For 1990-2009 cars only

Heated Seat Module Scan Tool Data Parameters

Parameter

Expected Value

Definition

Operating Conditions: Ignition ON

Driver Seat Heat Status

Inactive

The scan tool displays Active or Inactive. Active is displayed when the module commands seat heating ON.

Driver Seat HVC Level

Varies

The scan tool displays High, Medium or Low. This is the current level of seat heating as requested by the heated seat switch.

Driver Seat HVC Mode

Varies

The scan tool displays Off, Back & Cushion, Back Only, or Cool. This is the current mode of operation for the driver seat.

Passenger Seat Heat Status

Inactive

The scan tool displays Active or Inactive. Active is displayed when the module commands seat heating ON.

Passenger Seat HVC Level

Varies

The scan tool displays High, Medium or Low. This is the current level of seat heating as requested by the heated seat switch.

Passenger Seat HVC Mode

Varies

The scan tool displays Off, Back & Cushion, Back Only, or Cool. This is the current mode of operation for the passenger seat.

Seat Heat Supply Voltage

Inactive

The scan tool displays Active or Inactive. Active is displayed when the module commands seat heating ON.