GM Service Manual Online
For 1990-2009 cars only

The SIR Identification Views shown below illustrate the approximate location of all SIR components available for the vehicle. This will assist in determining the appropriate SIR Disabling and Enabling for a given service procedure, refer to SIR Disabling and Enabling .

Cadillac CTS


Object Number: 2043153  Size: MF
(1)Front End Sensor, Right-Located on the front of the vehicle in the engine compartment
(2)Front Hood Assist Rod-A gas shock located under the front hood on the passenger side
(3)I/P Air Bag-Located at the top right under the instrument panel
(4)Right Roof Rail Air Bag-Located under the headliner, extending from the passenger front windshield pillar to the passenger rear windshield pillar
(5)Sensing and Diagnostic Module (SDM)-Located underneath the vehicle carpet under the center console
(6)Passenger Presence System-Located under the front passenger seat trim cover
(7)Side Impact Sensor (SIS), RF-Located under the B-pillar trim near the bottom, just forward of pillar
(8)Seat Position Sensor, Passenger-Located under seat, mounted to cross beam, inboard side
(9)Side Impact Air Bag, RF-Located on the seat back of passenger seat
(10)Seat Belt Retractor Pretensioner-Located on the outboard side of the front passenger seat
(11)Side Impact Sensor (SIS), RR-Located inside rear passenger door
(12)Rear Compartment Lid Assist Rod-A gas shock is located under the rear trunk lid on the passenger side
(13)Vehicle Battery-Located inside rear compartment on the passenger side behind the trim
(14)Rear Compartment Lid Assist Rod-A gas shock is located under the rear trunk lid on the driver side
(15)Side Impact Sensor (SIS), LR-Located inside rear passenger door
(16)Seat Belt Retractor Pretensioner-Located on the outboard side of the driver seat
(17)Side Impact Air Bag, LF-Located on the seat back of driver seat
(18)Seat Position Sensor, Driver-Located under seat, mounted to cross beam, inboard side, if equipped
(19)Side Impact Sensor (SIS), LF-Located under the B-pillar trim near the bottom just forward of pillar
(20)Left Roof Rail Air Bag-Located under the headliner, extending from the driver front windshield pillar to the driver rear windshield pillar
(21)Steering Wheel Air Bag-Located on the steering wheel
(22)Front End Sensor, Left-Located on the front of the vehicle in the engine compartment