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Home >> GMC >> 2003 >> Safari Van Cargo, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1343 (Front Suspension System) >> Repair Instructions >> Wheel Hub, Bearing, and Seal Replacement (4WD) >> 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.
  1. Raise and support the vehicle. Refer to JACKING AND LIFTING .
  2. Remove the tire and wheel. Refer to TIRE AND WHEEL REMOVAL AND INSTALLATION  .
  3. Remove the rotor. Refer to REMOVAL (FRONT) .
  4. Remove the wheel speed sensor and brake hose mounting bracket bolt from the steering knuckle.
  5. Fig 1: Remove Wheel Speed Sensor & Brake Hose Mounting Bracket Bolt
    G01480113Courtesy of GENERAL MOTORS CORP.
  6. Remove the wheel drive shaft nut retaining cover.
    Fig 2: Remove Wheel Drive Shaft Nut Retaining Cover
    G01480114Courtesy of GENERAL MOTORS CORP.
  7. Remove the wheel driveshaft assembly retaining nut (2) and washer (3) from the wheel driveshaft. Do not reuse the nut. A new nut must be used when installing the wheel drive shaft.
    Fig 3: Remove Wheel Driveshaft Assembly Retaining Nut & Washer
    G01480115Courtesy of GENERAL MOTORS CORP.
  8. Disengage the wheel drive shaft from the wheel hub and bearing using J 45859  or equivalent.
    Fig 4: Wheel Drive Shaft, Hub & Bearing
    G01480116Courtesy of GENERAL MOTORS CORP.
  9. Remove the wheel hub and the 15-series bearing mounting bolts (4).
    Fig 5: Remove Wheel Hub & Bearing Mounting Bolts 15-Series
    G01480117Courtesy of GENERAL MOTORS CORP.
  10. Remove the wheel hub and bearing (4) mounting bolts, 25/35 series.
  11. Remove the wheel hub and bearing and splash shield from the vehicle.
  12. Remove the O-ring seal from the steering knuckle bore, 25/35 series.
  13. Remove the wheel speed sensor mounting bolt (5).
  14. Clean and inspect the O-ring seal, 25/35 series.
  15. Replace the seal if the following conditions exist:
    • Nicks
    • Cuts
    • Dry or brittle
    • Compression set
Fig 6: Remove Wheel Hub & Bearing Mounting Bolts 25/35-Series & Speed Sensor Mounting Bolt
G01480118Courtesy of GENERAL MOTORS CORP.