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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1458 (Wheel Drive Shafts) >> Repair Instructions >> Wheel Drive Shaft Outer Joint and Seal Replacement >> Disassembly Procedure

Disassembly Procedure

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2004 Oldsmobile Bravada, 2004 GMC Envoy XUV, 2004 GMC Envoy XL, 2004 GMC Envoy, and 2004 Chevrolet TrailBlazer. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: Placing Halfshaft In Vise
    GM243155Courtesy of GENERAL MOTORS CORP.
  1. Place the halfshaft in a vise.
  2. Place protective covers over the vise jaws.
    3. Fig 2: CV Joint Components
    GM797212Courtesy of GENERAL MOTORS CORP.
  3. Use a hand grinder to cut through the swage rings (2). Do not damage the outer race.
  4. Compress the seal on the halfshaft and away from the CV joint outer race (1).
  5. Wipe all grease away from the face of the CV joint.
    6. Fig 3: Spreading Snap Ring Ears
    GM243160Courtesy of GENERAL MOTORS CORP.
  6. Find the halfshaft retaining snap ring (3), which is located in the inner race (2).
  7. Spread the snap ring ears apart usingJ 8059  (or equivalent). See Special Tools and Equipment .
  8. Pull the CV joint from the halfshaft (4).
  9. Discard the old seal.
    10. Fig 4: Taping Gently On Brass Drift With A Hammer In Order To Tilt Cage
    GM211933Courtesy of GENERAL MOTORS CORP.
  10. Place a brass drift against the cage (1).
  11. Tap gently on the brass drift in order to tilt the cage.
  12. Remove the first ball (2) when the cage tilts.
  13. Repeat the previous step to remove all of the balls.
    14. Fig 5: View Of Outer Race, Inner Race, Cage Window & CV Joint Cage
    GM214946Courtesy of GENERAL MOTORS CORP.
  14. Pivot the cage (4) and the inner race 90 degrees to the centerline of the outer race (1). At the same time, align the cage windows (3) with the lands of the outer race (2).
  15. Lift out the cage (4) and the inner race.
    16. Fig 6: View Of Inner Race & Cage
    GM214947Courtesy of GENERAL MOTORS CORP.
  16. Remove the inner race (1) from the cage (2) by rotating the inner race (1) upward.
  17. Thoroughly degrease all of the CV joint parts.
  18. Check the outer CV joint assembly for unusual wear, cracks, or other damage. Replace any damaged parts.
  19. Clean the halfshaft bar. Use a wire brush to remove any rust in the seal mounting area (grooves).
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