Skip to content

Crankshaft Pulley Replacement

Single Use Fasteners and Components Air Conditioning Compressor and Condenser Hose Seal - Large Air Conditioning Compressor and Condenser Hose Seal - Small Transmission Fluid Cooler Seal [2x] Special Tools EN-956-1 Extension EN-49979 Crankshaft Holder Equivalent regional tools: Special Tools Removal Procedure

  1. Remove the charge air cooler, condenser, fan and radiator assembly from the vehicle. Charge Air Cooler, Condenser, Fan Motor, and Radiator Assembly Removal and Installation
Crankshaft Pulley Replacement — figure 1
Crankshaft Pulley Replacement — figure 1
  1. Engine Front Cover Bolt (1) » Remove
  2. Engine Front Cover (2) » Remove
Crankshaft Pulley Replacement — figure 2
Crankshaft Pulley Replacement — figure 2
  1. Rotate the accessory drive primary belt tensioner (1) clockwise to release the drive belt tension.
  2. Slide the accessory drive primary belt (2) off of the belt idler pulley and slowly release the accessory drive primary belt tensioner (1).
  3. Remove the accessory drive primary belt (2) from the vehicle.
Crankshaft Pulley Replacement — figure 3
Crankshaft Pulley Replacement — figure 3
  1. Install the EN-49979 Crankshaft Holder (1) with EN-956-1 Extension (3) .
  2. Crankshaft Pulley Bolt (2) » Loosen [4x]
  3. Remove the EN-49979 Crankshaft Holder (1) with EN-956-1 Extension (3) .
Crankshaft Pulley Replacement — figure 4
Crankshaft Pulley Replacement — figure 4
  1. Crankshaft Pulley Bolt (2) » Remove [4x]
  2. Crankshaft Pulley (1) » Remove Cleaning and Inspection Procedure - Required
Crankshaft Pulley Replacement — figure 5
Crankshaft Pulley Replacement — figure 5
  1. Clean the crankshaft pulley (1).

  2. Inspect the crankshaft pulley (1) for damage to belt drive surface and to crankshaft pulley hub.

  3. Inspect the crankshaft pulley (1) hub groove for damage or wear.

  4. Replace the crankshaft pulley (1) if any damage is found. Installation Procedure

  5. Crankshaft Pulley (1) » Install

  6. Crankshaft Pulley Bolt (2) » Install, but do NOT tighten [4x]

  7. Install the EN-49979 Crankshaft Holder (1) with EN-956-1 Extension (3) .

  8. Crankshaft Pulley Bolt (2) » Tighten [4x] — Fastener Specifications

  9. Remove the EN-49979 Crankshaft Holder (1) with EN-956-1 Extension (3) .

  10. Install the accessory drive primary belt (2) to the vehicle.

  11. Rotate the accessory drive primary belt tensioner (1) clockwise.

  1. Install the accessory drive primary belt (2) around all pulleys.

  2. Engine Front Cover (2) » Install

  3. Engine Front Cover Bolt (1) » Install and tighten — Fastener Specifications

  4. Install the charge air cooler, condenser, fan and radiator assembly to the vehicle. Charge Air Cooler, Condenser, Fan Motor, and Radiator Assembly Removal and Installation