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Home >> GMC >> 2021 >> Terrain SLE, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 3 (Supplemental Restraints System) >> Repair Instructions >> Airbag Sensing and Diagnostic Module Replacement (Equinox)

Airbag Sensing and Diagnostic Module Replacement (Equinox)

WARNING: This page is about a different car, the 2020 GMC Terrain and 2020 Chevrolet Equinox. However, it is still accessible from the selected car via links, so may be relevant.
GM4599559Courtesy 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. Floor Rear Air Outlet Duct Replacement - Left Side (Equinox) , or Floor Rear Air Outlet Duct Replacement - Left Side (Terrain)
  3. Floor Rear Air Outlet Duct Replacement - Right Side (Equinox Front) , or Floor Rear Air Outlet Duct Replacement - Right Side (Equinox Rear) , or Floor Rear Air Outlet Duct Replacement - Right Side (Terrain Front) , or Floor Rear Air Outlet Duct Replacement - Right Side (Terrain Rear)
1 Airbag Sensing and Diagnostic Module Nut [3x]
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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