Restraints Control Module Replacement
WARNING: This page is about a different car, the 2021 GMC Sierra 3500 HD and 2021 GMC Sierra 2500 HD. However, it is still accessible from the selected car via links, so may be relevant.
| Callout | Component Name |
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WARNING:
Do not strike or jolt the Restraints Control Module (RCM). Before applying power to the RCM, 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
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| 1 | Sensing and Diagnostic Airbag Module Nut [ 3x ]
CAUTION:
Refer to Fastener Caution . Procedure Disconnect the electrical connectors.
NOTE:
Disconnect the electrical connections from the SDM module prior to removing the SDM module nuts. Tighten 9 N.m (80 lb in) |
| 2 | Restraints Control Module Procedure
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