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HOMESERVICE MANUALSCHEVROLET2006COBALT SS, 4D SEDAN, STANDARDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 566 (SUPPLEMENTAL INFLATABLE RESTRAINT SYSTEM)DIAGNOSTIC INFORMATION AND PROCEDURESDTC B0015CIRCUIT/SYSTEM TESTING
2006 Chevrolet Cobalt SS, 4D Sedan, Standard

Circuit/System Testing

2006 Chevrolet Cobalt SS, 4D Sedan, StandardSECTION Circuit/System Testing
WARNING: This page is about a different car, the 2007 Pontiac G5 Pursuit, 2007 Pontiac G5, and 2007 Chevrolet Cobalt. However, it is still accessible from the selected car via links, so may be relevant.
    IMPORTANT: When removing connectors inspect for damage or corrosion. Damage or corrosion in the following requires repair or replacement of the affected component/connector.
    • The seat belt retractor pretensioner - LF
    • The SDM module
    • The seat belt retractor pretensioner - LF wiring harness connector
    • The SDM wiring harness connector
  1. Ignition OFF, remove the garnish molding - center pillar lower and disconnect the seat belt retractor pretensioner - LF connector. Refer to Center Pillar Lower Garnish Molding Replacement .
  2. Use J 38715-30A adapter to connect the J 38715-A  to the harness side of the seat belt retractor pretensioner - LF wiring harness connector. See Special Tools . Use the PASSENGER INFLATOR connector located on the load tool.
  3. Ignition ON, use a scan tool to observe the SIR DTC display. Verify DTC B0015 is set current.
    • If DTC B0015 is history replace the seat belt retractor pretensioner - LF.
  4. Ignition OFF, disconnect and remove both the J 38715-A  and adapter. See Special Tools . Then remove the SDM connector, refer to SDM replacement in Repair Instructions for connector location.
  5. Test the high and low circuits between the SDM and seat belt retractor pretensioner - LF for a short to voltage, short to ground, or open/low resistance. Verify that a short to voltage, short to ground, or open/low resistance does not exist.
    • If any of the above conditions are found make the appropriate repair.
  6. If all circuits test normal then replace the SDM.
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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.