Sierra 1500 4WD V8-6.0L VIN U (2006)
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6. Install the upper and lower trim covers.
7. Enable the SIR system. Refer to SIR Disabling and Enabling Zone 3 in Restraint Systems.
6. Install the upper and lower trim covers.
7. Enable the SIR system. Refer to SIR Disabling and Enabling Zone 3 in Restraint Systems.