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Home >> Chevrolet >> 1990 >> Step Van 7.4 N, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 8 (SUSPENSION - FRONT ( C Series 2WD)) >> Ball Joint Inspection >> Lower Ball Joint ("S" Series)

Lower Ball Joint ("S" Series)

WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 1990 GMC S15 Pickup, 1990 GMC S15 Jimmy, 1990 GMC Pickup, 1990 GMC Cab & Chassis, and 1990 Chevrolet S10 Pickup. However, it is still accessible from the selected car via links, so may be relevant.
  1. Wear indicator is built into the ball joint. Wear is indicated by the position of the 1/2" diameter round boss that the grease fitting is threaded into. A new ball joint has a boss projection of .050" (1.27 mm) beyond cover surface.
  2. With vehicle weight on wheels, check to see that wear indicator protrudes beyond surface of ball joint cover. Replace ball joint if wear indicator is even with housing or recessed.