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HOMESERVICE MANUALSBUICK2006TERRAZA CXL, 3.5 L, AWDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 17 (SUPPLEMENTAL INFLATABLE RESTRAINT SYSTEM)REPAIR INSTRUCTIONSINFLATABLE RESTRAINT STEERING WHEEL MODULE COIL REPLACEMENT
2006 Buick Terraza CXL, 3.5 L, AWD

Inflatable Restraint Steering Wheel Module Coil Replacement

2006 Buick Terraza CXL, 3.5 L, AWDSECTION Inflatable Restraint Steering Wheel Module Coil Replacement
WARNING: This page is about a different car, the 2005 Buick LaCrosse and 2005 Buick Allure. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Inflatable Restraint Steering Wheel Module Coil
GM1545329Courtesy of GENERAL MOTORS CORP.
Inflatable Restraint Steering Wheel Module Coil Replacement

Callout Component Name
NOTE: Refer to Fastener Notice in Cautions and Notices.
Fastener Tightening Specifications:  Refer to Fastener Tightening Specifications .

Preliminary Procedures

  1. Disable the supplementary inflatable restraint (SIR) system. Refer to SIR Disabling and Enabling Zone 3 .
  2. Remove the steering wheel. Refer to Steering Wheel Replacement .
  3. Remove the steering column trim covers. Refer to Steering Column Trim Covers Replacement (Manual Tilt) .
1 Connectors, Coil to Steering Column Harness.
Tip:  Remove the wire harness straps from the steering wheel column wire harness.
2 Ring, Retaining (Qty: 1)
Tip:  When installing the retaining ring 1, ensure that the retaining ring is firmly seated in the groove 2 on the steering column shaft.
3 Coil, SIR
NOTE: The new SIR coil assembly will be centered. Improper alignment of the SIR coil assembly may damage the unit, causing an inflatable restraint malfunction.

Tip: 
  1. Ensure that the SIR coil is centered before removing it.
  2. When installing the SIR coil, ensure that the turn signal cancel cam assembly and the SIR coil are aligned.
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.