GM Service Manual Online
For 1990-2009 cars only

Tools Required

J 42459 Rack Guide Spring Cap Wrench

Removal Procedure


    Object Number: 1290254  Size: SH
  1. Remove the rack and pinion steering assembly from the vehicle. Refer to Steering Gear Replacement .
  2. Remove the adjuster plug locknut from the adjuster plug and remove the adjuster plug from the housing with J 42459  (1), or with a 19 mm Allen wrench.

  3. Object Number: 1290255  Size: SH
  4. Remove the adjuster spring and the rack bearing.

Installation Procedure


    Object Number: 1290256  Size: SH
  1. Coat the rack bearing, the adjuster spring, and the adjuster plug with lithium-based grease and install them into the housing.

  2. Object Number: 1290254  Size: SH
  3. With the rack centered, turn the adjuster plug clockwise until a torque 7 N·m (62 lb in) is obtained, then back it off by 30-40 degrees. Check the pinion torque. Maximum pinion preloaded torque is 1 N·m (9 lb in).
  4. Notice: Refer to Fastener Notice in the Preface section.

  5. Thread the locknut on the adjuster plug and tighten it.
  6. Tighten
    Tighten the adjuster plug locknut to 75 N·m (56 lb ft) while holding the adjuster plug stationary with J 42459  (1) or with a 19 mm Allen wrench.

  7. Install the rack and pinion assembly. Refer to Steering Gear Replacement .