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HOMESERVICE MANUALSCHEVROLET2009UPLANDER LT, 3.9 MREPAIR AND DIAGNOSISRESTRAINTSAIR BAG, SRSSUPPLEMENTAL INFLATABLE RESTRAINTSREPAIR INSTRUCTIONSINFLATABLE RESTRAINT SENSING AND DIAGNOSTIC MODULE REPLACEMENT
2009 Chevrolet Uplander LT, 3.9 M

Inflatable Restraint Sensing and Diagnostic Module Replacement

2009 Chevrolet Uplander LT, 3.9 MSECTION Inflatable Restraint Sensing and Diagnostic Module Replacement
Fig 1: Locating Inflatable Restraint Sensing And Diagnostic Module
GM1538273Courtesy of GENERAL MOTORS CORP.
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 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.

Preliminary Procedures

  1. Disable the supplemental inflatable restraint (SIR) system. Refer to SIR Disabling and Enabling .
  2. Remove the passenger front seat. Refer to Front Seat Replacement - Bucket .
  3. Remove the passenger front carpet retainer. Roll back the carpet.
  4. Remove the right side cowl trim panel. Refer to Cowl Side Trim Panel Replacement .
  5. Remove the right side insulator panel.
1 Inflatable Restraint Sensing and Diagnostic Module Electrical Connector
Tip:  Remove the connector position assurance (CPA).
2 Inflatable Restraint Sensing and Diagnostic Module Bolt (Qty: 3)
CAUTION: Refer to Fastener Caution .

Tighten:  10 N.m (89 lb in)
3 Inflatable Restraint Sensing and Diagnostic Module
Refer to Control Module References for programming and setup information.
Tip: 
  • The AIR BAG indicator may remain ON after the sensing and diagnostic module (SDM) had 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.
  • Reprogram the body control module (BCM). Refer to Control Module References .
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.