Ball Joint Replacement

WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 1990 GMC Suburban, 1990 GMC Pickup, 1990 GMC Jimmy, 1990 GMC Cab & Chassis, and 1990 Chevrolet Suburban. However, it is still accessible from the selected car via links, so may be relevant.

Remove snap ring from lower ball joint. Lower ball joint must be removed before servicing upper ball joint. Install steering knuckle assembly in vise.
Replace ball joints using Fig 1 -8 as a guide. Install snap ring in lower ball joint.

Fig 1: Removing Lower Ball Joint

Courtesy of GENERAL MOTORS CORP.

Fig 2: Removing Upper Ball Joint

Courtesy of GENERAL MOTORS CORP.

Fig 3: Installing Lower Ball Joint

Courtesy of GENERAL MOTORS CORP.

Fig 4: Installing Upper Ball Joint

Courtesy of GENERAL MOTORS CORP.