Front Seat Cushion Heater Replacement

WARNING: This page is about a different car, the 2017 Cadillac ATS. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Driver or Passenger Seat Cushion Heater

Courtesy of GENERAL MOTORS COMPANY

Callout	Component Name
WARNING: Refer to SIR Warning . WARNING: Replace the passenger presence system as a complete assembly to prevent possible injury to the occupant. All the components in the service kit are assembled and calibrated as a unit. Using only some of the components in the service kit will cause the passenger presence system to operate improperly. WARNING: To avoid personal injury, perform a preload test on the passenger presence system whenever you remove or replace the seat cushion trim. Failure to do so may cause the system to malfunction. Preliminary Procedure Disable the SIR system. Refer to SIR Disabling and Enabling Remove the driver or passenger seat. Refer to Driver or Passenger Seat Removal and Installation Remove the driver or passenger seat cushion pad. Refer to Front Seat Cushion Cover and Pad Replacement (Sedan with AHE)Front Seat Cushion Cover and Pad Replacement (Sedan without AHE)Front Seat Cushion Cover and Pad Replacement (Coupe)Front Seat Cushion Cover and Pad Replacement (with W2E) .
1	Driver or Passenger Seat Cushion Cover
2	Driver or Passenger Seat Cushion Heater Procedure Disconnect the electrical connectors. The passenger presence system and heater element are both integral parts of the pad on the passenger seat cushion. Note the routing of the wiring harness and connector location for installation. Program the inflatable restraint passenger presence system after replacement. Refer to Control Module References NOTE: Apply low heat with a heat gun to soften the adhesive before removal.

Callout

Component Name

WARNING:

Refer to SIR Warning .

WARNING:

Replace the passenger presence system as a complete assembly to prevent possible injury to the occupant. All the components in the service kit are assembled and calibrated as a unit. Using only some of the components in the service kit will cause the passenger presence system to operate improperly.

WARNING:

To avoid personal injury, perform a preload test on the passenger presence system whenever you remove or replace the seat cushion trim. Failure to do so may cause the system to malfunction.

Preliminary Procedure

Disable the SIR system. Refer to SIR Disabling and Enabling
Remove the driver or passenger seat. Refer to Driver or Passenger Seat Removal and Installation
Remove the driver or passenger seat cushion pad. Refer to Front Seat Cushion Cover and Pad Replacement (Sedan with AHE)Front Seat Cushion Cover and Pad Replacement (Sedan without AHE)Front Seat Cushion Cover and Pad Replacement (Coupe)Front Seat Cushion Cover and Pad Replacement (with W2E) .

Driver or Passenger Seat Cushion Cover

Driver or Passenger Seat Cushion Heater

Procedure

Disconnect the electrical connectors.
The passenger presence system and heater element are both integral parts of the pad on the passenger seat cushion.
Note the routing of the wiring harness and connector location for installation.
Program the inflatable restraint passenger presence system after replacement. Refer to Control Module References

NOTE:

Apply low heat with a heat gun to soften the adhesive before removal.