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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> Suspension >> Wheel Alignment >> Wheel Alignment Specifications & Adjustment Procedures >> Repair Instructions >> Front Caster and Camber Adjustment (4WD)

Front Caster and Camber Adjustment (4WD)

Important:  Before adjusting the caster angle and camber angle, raise and release the front bumper. Do this twice in order to allow the vehicle to return to a normal height. Refer to Wheel Alignment Specifications .

  1. Use the cams on the upper control arm frame attaching bolts to adjust the caster and the camber.

    To adjust the caster and the camber, loosen the upper control arm-to-frame attaching nuts. Rotate the cam by rotating the bolt head.

    • Caster-To increase positive caster, move the front cam lobe inboard and move the rear cam lobe outboard.
    • Camber-To increase positive camber, move the front and the rear cam lobes inboard.
    NOTE: Refer to FASTENER NOTICE in Cautions and Notices.
  2. Tighten the nuts after you select the proper cam position.

    Tighten 

    Tighten the nuts to 115 N.m (85 lb ft).

    Fig 1: Adjusting Caster And Camber
    G01670369Courtesy of GENERAL MOTORS CORP.