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HOMESERVICE MANUALSCHEVROLET2006CHEVY EXPRESS G2500, VAN CARGO EXTENDED, 5.3 T, 4L60E/M30REPAIR AND DIAGNOSIS (SINGLE PAGE)DRIVELINES & AXLESDIFFERENTIALS & DRIVE AXLESFRONT DRIVE AXLEREPAIR INSTRUCTIONSPINION BEARING CUP INSTALLATION
2006 Chevrolet Chevy Express G2500, Van Cargo Extended, 5.3 T, 4L60E/M30

Pinion Bearing Cup Installation

2006 Chevrolet Chevy Express G2500, Van Cargo Extended, 5.3 T, 4L60E/M30SECTION Pinion Bearing Cup Installation

Tools Required 

J 45228  Pinion Bearing Cup Remover and Installer. See Special Tools .

  1. Install the inner pinion bearing cup into the inner pinion bearing cup bore.
    2. Fig 1: Assembling J 45228-1, J 45228-2 & J 45228-5 Into Pinion Bearing Cup Bore
    GM767104Courtesy of GENERAL MOTORS CORP.
  2. Assemble the J 45228-1 (2), the J 45228-2 (3), and the J 45228-5 (1) into the pinion bearing cup bore as shown.
  3. Tighten the J 45228-5 (1) slowly to draw the inner pinion cup into the inner pinion bearing cup bore.

    Inspect the position of the inner pinion bearing cup as it is being drawn into the pinion bearing cup bore to ensure the bearing cup is being pulled straight into the pinion bearing cup bore. If the pinion bearing cup is not being pulled straight into the bearing cup bore, remove the J 45228  and the pinion bearing cup and reposition the inner pinion bearing cup. See Special Tools .

  4. Tighten the J 45228-5 (1) until the inner pinion bearing cup is seated in the inner pinion bearing cup bore.
  5. Remove the J 45228  . See Special Tools .
  6. Install the outer pinion bearing cup into the outer pinion bearing cup bore.
    7. Fig 2: Assembling J 45228-1, J 45228-2 & J 45228-5 Into Pinion Bearing Cup Bore
    GM767101Courtesy of GENERAL MOTORS CORP.
  7. Assemble the J 45228-1 (3), the J 45228-2 (2), and the J 45228-5 (1) into the pinion bearing cup bore as shown.
  8. Tighten the J 45228-5 (1) slowly to draw the outer pinion cup into the outer pinion bearing cup bore.

    Inspect the position of the outer pinion bearing cup as it is being drawn into the pinion bearing cup bore to ensure the bearing cup is being pulled straight into the pinion bearing cup bore. If the pinion bearing cup is not being pulled straight into the bearing cup bore, remove the J 45228  and the pinion bearing cup and reposition the outer pinion bearing cup. See Special Tools .

  9. Tighten the J 45228-5 until the outer pinion bearing cup is seated in the outer pinion bearing cup bore.
  10. Remove the J 45228  . See Special Tools .
RENDER: 1.0x

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.