GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 1999 🢒 GMC C-Series Medium Duty Truck B7 🢒 Steering 🢒 Steering Wheel and Column - Standard 🢒 Steering Column Lock Cylinder Set - Disassemble - Off Vehicle
  1. Remove the turn signal and multifunction switch assembly. Refer to Turn Signal and Multifunction Switch Assembly - Disassemble - Off Vehicle .

    2. Object Number: 378816 Size: SH
  2. Remove the lock retaining screw (2).
  3. Remove the steering column lock cylinder set (1).