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Home >> GMC >> 1990 >> Forward Control 7.4 N, Automatic, 475/M40 >> Repair and Diagnosis >> External Pages >> Different car >> Section 6 (Disc Brake System & Drum Brake System) >> Removal & Installation >> Rear Axle Bearing & Oil Seal (Semi-Floating Axle) >> Removal (Except Astro, Safari & "S" & "T" Series)

Removal (Except Astro, Safari & "S" & "T" Series)

WARNING: This page does not describe the selected car, but rather 35 other vehicles, including the 1992 Pontiac Trans Sport, 1992 Oldsmobile Silhouette, 1992 Oldsmobile Bravada, 1992 GMC Yukon, and 1992 GMC Vandura Special. However, it is still accessible from the selected car via links, so may be relevant.
  1. Raise and support vehicle. Remove wheel and brake drum. Loosen differential cover plate and drain lubricant from axle. Remove cover plate. Remove pinion shaft lock bolt. See Figure and Figure.
  2. On locking differential models, remove pinion shaft part way. Rotate differential case until pinion shaft contacts axle housing. Using screwdriver, rotate "C" lock until it aligns with thrust block. On all models, push axle shaft toward center of vehicle and remove "C" lock from end of axle shaft.
  3. Remove axle shaft from axle housing. Using Seal Remover(J-23689), remove seal from axle housing. Remove bearing using Slide Hammer (J-2619-01) and Bearing Puller (J-23689) on 8 1/2" ring gear, or (J-29712) on 9 1/2" ring gear.
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