Lock Cylinder (Non-Functional): Removal

1996 Chevrolet Tahoe 2D Utility, 6.5 SSECTION Removal
  1. Remove steering Column. See STEERING COLUMNΒ . Using Modular Column Holding Fixture (J-41352), secure steering column. Remove tilt lever, if equipped. Remove 2 lower shroud screws. Tilt lower shroud down and slide back to disengage locking tabs, then remove lower shroud. Remove upper shroud retaining screws.
  2. Remove retaining ring. Remove SIR clockspring assembly. See AIR BAG RESTRAINT SYSTEM article in ACCESSORIES/SAFETY EQUIP section. Remove wave washer. Using Lock Plate Compressor (J-23563-SIR), remove and discard retaining ring. Remove shaft lock shield assembly. Remove turn signal cancelling cam.
  3. On models with park lock cable, ensure lock cylinder is in OFF-LOCK position and gearshift is in Park. Insert small screwdriver into slot in lock module assembly, push against locking tab on end of cable and remove park lock cable.
  4. On all models, remove 3 screws, and remove lock module assembly with upper shroud. Remove backing plate from lock module assembly. Mark 2 sector gears at PARK-LOCK position for installation reference. See Figure. Remove both sector gears.
  5. Using 1/8" burring tool, remove positioning tab on end of lock cylinder. See Figure. Remove all burrs in and around lock module assembly and lock cylinder. From inside lock module assembly, push on locking tab and pull out lock cylinder. Clean debris from lock module assembly.
NOTE: Ensure 2 sector gears are properly aligned at OFF-LOCK position, or lock cylinder will be improperly timed.
RENDER: 1.0x

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.