Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSCADILLAC2006STS AWD V8-4.6L VIN AREPAIR AND DIAGNOSISRELAYS AND MODULESRELAYS AND MODULES - RESTRAINTS AND SAFETY SYSTEMSAIR BAG CONTROL MODULESERVICE AND REPAIR
2006 Cadillac STS AWD V8-4.6L VIN A
Air Bag Control Module: Service and Repair
2006 Cadillac STS AWD V8-4.6L VIN ASECTION Service and Repair
INFLATABLE RESTRAINT SENSING AND DIAGNOSTIC MODULE REPLACEMENT
REMOVAL PROCEDURE
1. Disable the SIR system. Refer to SIR Disabling and Enabling.
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.
- Refer to SIR Caution in Service Precautions.
2. Remove the center console.
3. Disconnect the wiring harness connector from the SDM.
IMPORTANT: The sensing and diagnostic module (SDM) is shown with the carpet removed for illustration purposes only. Removal of the front carpet or the front seats is not necessary to service the SDM.
4. Remove the SDM mounting fasteners.
5. Remove the SDM from the console floor.
INSTALLATION PROCEDURE
1. Remove any dirt, grease, or other impurities from the mounting surface.
2. Install the SDM horizontally to the console floor.
3. Point the arrow on the SDM toward the front of the vehicle.
4. Install the SDM mounting fasteners.
NOTE: Refer to Fastener Notice in Service Precautions.
Tighten fasteners to 9 N.m (80 lb in).
5. Connect the wiring harness connector to the SDM.
6. Install the console.
7. Install the driver and the passenger seats to the original position.
8. Enable the SIR system. Refer to SIR Disabling and Enabling.
9. Program the new SDM into the dash integration module (DIM).
IMPORTANT: The AIR BAG indicator may remain ON after the SDM has been replaced. DTC B1001 may set requiring the SDM part number to be set in multiple modules. If the indicator remains ON after enabling the SIR system, perform the diagnostic system check and follow the steps thoroughly to ensure that the SDM is set properly. Testing and Inspection
10. Refer to Control Module References for programming and setup information. Programming and Relearning
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.