Worm Bearing Preload

1982 Chevrolet Chevy Van G30, 4.1L Eng VIN D, Standard TransSECTION Worm Bearing Preload
  1. Loosen over-center preload adjuster. Tighten worm bearing adjuster until all end play has been removed; then loosen 1/4 turn and tighten lock nut. Turn worm shaft carefully to either stop. Do not jam into stop as damage to gear could result. Rotate worm shaft back from stop about 1/2 turn.
  2. Using an INCH lbs. torque wrench, measure the torque required to keep worm shaft in motion about one revolution. Adjust rotating torque with worm bearing adjuster. Tighten lock nut, and recheck turning torque. Adjust as necessary. Perform over-center preload adjustment procedure.
WORM BEARING PRELOAD

Application INCH Lbs. (N.m)
All Manufacturers 5-8 (.6-.9)
Fig 1: Adjustment Points for Steering Gear
G09318950Courtesy of NOT AVAILABLE
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:

  • 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.