For 1990-2009 cars

Callout | Component Name
--- | ---
Caution: Refer to SIR Caution in the Preface section.

#### Preliminary Procedures

1. Disable the supplemental inflatable restraint (SIR) system. Refer to SIR Disabling and Enabling .
2. Remove the rear window panel trim. Refer to Rear Window Panel Trim Replacement .
3. Remove the communication interface module. Refer to Communication Interface Module Replacement .
4. Remove the floor console. Refer to Front Floor Console Replacement .

1 | Inflatable Restraint Sensing and Diagnostic Module Nut (Qty: 3) Notice: Refer to Fastener Notice in the Preface section. Tighten 10 N·m (88 lb in)
2 | Inflatable Restraint Sensing and Diagnostic Module Assembly Caution: Do not strike or jolt the inflatable restraint sensing and diagnostic module (SDM). Before applying power to the SDM, make sure that it is securely fastened with the arrow facing toward the front of the vehicle. Failure to observe the correct installation procedure could cause SIR deployment, personal injury, or unnecessary SIR system repairs.

#### Procedure

Program the inflatable restraint sensing and diagnostic module after replacement. Refer to Control Module References .