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Home › Cadillac › 2017 › ATS Base, 4D Sedan, AWD › Repair and Diagnosis › External Pages › Different car › Section 249 (Supplemental Inflatable Restraint System) › Repair Instructions › Airbag Sensing and Diagnostic Module Replacement

Airbag Sensing and Diagnostic Module Replacement

WARNING: This page is about a different car, the 2016 Cadillac CT6. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Airbag Sensing and Diagnostic Module
GM4259078Courtesy of GENERAL MOTORS COMPANY
Callout Component Name
WARNING:

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. Failure to observe the correct installation procedure could cause Supplemental Inflatable Restraint (SIR) deployment, personal injury, or unnecessary SIR system repairs.

WARNING:

Refer to SIR Warning .

Preliminary Procedures

  1. Disable the SIR system. SIR Disabling and Enabling 
  2. Transmission Control Replacement
  3. Floor Rear Air Outlet Duct Replacement (Adaptor)
1 Airbag Sensing and Diagnostic Module Nut (Qty: 3)
CAUTION:

Refer to Fastener Caution .


Tighten 
9 N.m (80 lb in)
2 Airbag Sensing and Diagnostic Module

Procedure

  1. Disconnect the electrical connectors.
  2. Perform the necessary programming and setup procedure:Control Module References
  3. Enable the SIR System. SIR Disabling and Enabling 
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