Sierra 1500 4WD V8-5.3L VIN B HO (2006)
6. Install the upper and lower trim covers.
7. Enable the SIR system. Refer to SIR Disabling and Enabling Zone 3 in Restraint Systems.
GMC Workshop Service and Repair Manuals
Sensors and Switches - Powertrain Management >
< Turn Signal Switch|Diagrams|Page 1705
Page 3
