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Home >> GMC >> 2003 >> Safari Van Cargo, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1347 (Rear Drive Axle) >> Repair Instructions >> Drive Pinion Flange/Yoke and/or Oil Seal Replacement (9.75 Inch Axle) >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2003 GMC Sierra, 2003 GMC Cab & Chassis Sierra, 2003 Chevrolet Silverado, and 2003 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
IMPORTANT: Observe and mark the positions of all the driveline components, relative to the propeller shaft and the axles, prior to disassembly. These components include the propeller shafts, drive axles, pinion flanges, output shafts, etc. Reassemble all the components in the exact places in which you removed the parts. Follow any specifications, torque values, and any measurements made prior to disassembly.
  1. Raise the vehicle. Refer to JACKING AND LIFTING .
  2. Disconnect the propeller shaft from the rear axle pinion yoke. Refer to PROPELLER SHAFT REPLACEMENT-ONE PIECE  .
  3. Place an alignment mark between the pinion and the pinion yoke.
    4. Fig 1: Alignment Mark Between Pinion & Pinion Yoke
    G01480675Courtesy of GENERAL MOTORS CORP.
  4. Install the J 8614-01  as shown.
  5. Remove the pinion nut while holding the J 8614-01. 
    Fig 2: Removing Pinion Nut Using J 8614-01
    G01480676Courtesy of GENERAL MOTORS CORP.
  6. Remove the washer.
    Fig 3: Washer
    G01480677Courtesy of GENERAL MOTORS CORP.
  7. Install the J 8614-2  (2) and the J 8614-3  (3) into the J 8614-01  (1) as shown.
  8. Remove the pinion yoke by turning the J 8614-3  (3) clockwise while holding the J 8614-01  (1).

    Use a container in order to retrieve the lubricant.

  9. Remove the pinion oil seal. Use a suitable seal removal tool. Do not damage the axle housing.
Fig 4: Removing Pinion Yoke Using J 8614-2, J 8614-3 & J 8614-01
G01480678Courtesy of GENERAL MOTORS CORP.
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