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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1443 (Engine Mechanical - 4.2L (Ll8)) >> Repair Instructions >> On-Vehicle Repair Instructions >> Engine Front Cover Replacement >> Removal Procedure

Removal 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.
  1. Drain the engine coolant. Refer to Draining and Filling Cooling System (LL8) in Engine Cooling.
  2. Remove the cooling fan and the shroud. Refer to Cooling Fan and Shroud Replacement in Engine Cooling.
  3. Remove the drivebelt. Refer to Drive Belt Replacement  .
  4. Remove the water pump. Refer to Water Pump Replacement (LL8) in Engine Cooling.
  5. Remove the crankshaft balancer. Refer to Crankshaft Balancer Replacement  .
  6. Remove the power steering pump. Refer to Power Steering Pump Replacement (4.2L) in Power Steering.
  7. Raise the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.
  8. Remove the oil pan. Refer to Oil Pan Replacement  .
  9. Lower the vehicle.
    10. Fig 1: View Of Engine Front Cover Bolts
    GM637779Courtesy of GENERAL MOTORS CORP.
  10. Remove the 7 mm center bolt (1).
  11. Loosen and remove the remaining engine front cover bolts.
  12. Place two of the front cover bolts in the jack screw holes on the front cover and tighten the bolts evenly to release the front cover from the engine.
  13. Remove the two bolts from the front cover.
  14. Remove the oil pump. Refer to Oil Pump Replacement  .
  15. Clean and Inspect the front cover. Refer to Engine Front Cover Cleaning and Inspection  .
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