Seat Heating System & Seat Cooling System

• Specifications
  • Fastener Tightening Specifications
• Schematic and Routing Diagrams
  • Heated/Cooled Seat Schematics (except A45)
  • Heated/Cooled Seat Schematics (A45)
• Component Locator
  • Heated/Cooled Seat Component Views
  • Heated/Cooled Seat Connector End Views
    • Heated Seat Control Module - Driver X1 (-AG3) Connector
    • Heated Seat Control Module - Driver X2 (-AG3) Connector
    • Heated Seat Control Module - Driver X3 (-AG3) Connector
    • Heated Seat Control Module - Driver X4 (-AG3) Connector
    • Heated Seat Element - Driver Back Connector
    • Heated Seat Element - Driver Cushion Connector
    • Heated Seat Element - Passenger Back Connector
    • Heated Seat Element - Passenger Cushion Connector
    • Heated Seat Switch - Driver Connector
    • Heated Seat Switch - Passenger Connector
• Diagnostic Information and Procedures
  • Diagnostic Code Index
  • Diagnostic Starting Point - Seats
  • Scan Tool Data List
  • Scan Tool Data Definitions
    • Memory Seat Module
    • Driver and Passenger Door Switches
    • HVAC Control Module
    • Rear Heated Seat Module
    • Rear HVAC/RSA
  • DTC B1925 or B2170
    • Diagnostic Instructions
    • DTC Descriptors
    • Diagnostic Fault Information
    • Circuit/System Description
    • Conditions for Running the DTC
    • Conditions for Setting the DTC
    • Action Taken When the DTC Sets
    • Conditions for Clearing the DTC
    • Reference Information
    • Circuit/System Testing
    • Repair Procedures
  • DTC B1935 or B2180
    • Diagnostic Instructions
    • DTC Descriptors
    • Diagnostic Fault Information
    • Circuit/System Description
    • Conditions for Running the DTC
    • Conditions for Setting the DTC
    • Action Taken When the DTC Sets
    • Conditions for Clearing the DTC
    • Reference Information
    • Circuit/System Testing
    • Repair Procedures
  • DTC B2345
    • Diagnostic Instructions
    • DTC Descriptor
    • Diagnostic Fault Information
    • Circuit/System Description
    • Conditions for Running the DTC
    • Conditions for Setting the DTC
    • Action Taken When the DTC Sets
    • Conditions for Clearing the DTC
    • Reference Information
    • Circuit/System Testing
    • Repair Procedures
  • DTC B2425 or B2430
    • Diagnostic Instructions
    • DTC Descriptors
    • Diagnostic Fault Information
    • Circuit/System Description
    • Conditions for Running the DTC
    • Conditions for Setting the DTC
    • Action Taken When the DTC Sets
    • Conditions for Clearing the DTC
    • Reference Information
    • Circuit/System Testing
    • Repair Procedures
  • DTC B2435 or B2440
    • Diagnostic Instructions
    • DTC Descriptors
    • Diagnostic Fault Information
    • Circuit/System Description
    • Conditions for Running the DTC
    • Conditions for Setting the DTC
    • Action Taken When the DTC Sets
    • Conditions for Clearing the DTC
    • Reference Information
    • Circuit/System Testing
    • Repair Procedures
  • DTC B2508 or B2509
    • Diagnostic Instructions
    • DTC Descriptors
    • Diagnostic Fault Information
    • Circuit/System Description
    • Conditions for Running the DTC
    • Conditions for Setting the DTC
    • Action Taken When the DTC Sets
    • Conditions for Clearing the DTC
    • Reference Information
    • Circuit/System Testing
    • Repair Procedures
  • Symptoms - Seat Heating and Cooling
    • Notes
    • Visual/Physical Inspection
    • Intermittent
    • Symptom List
  • Heated Seat Inoperative
    • Diagnostic Instructions
    • Circuit/System Description
    • Reference Information
    • Circuit/System Testing
    • Component Testing
    • Repair Procedures
• Repair Instructions
  • Heated Seat Switch Replacement
  • Front Seat Heater Control Module Replacement
  • Driver Seat Back Cushion Heater and Passenger Seat Back Cushion Heater Replacement
  • Driver Seat Cushion Heater Replacement
  • Passenger Seat Cushion Heater Replacement
• Description and Operation
  • Heated Seats Description and Operation
    • Description
    • Cadillac Switches
    • Chevrolet and GMC Switches
    • Heated Seat Operation