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Home >> GMC >> 2006 >> Sierra 1500 HD, RWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 9 (Engine Mechanical - 6.6L - On Vehicle Repair Instructions) >> On-Vehicle Repair Instructions >> Engine Mount Replacement - Left >> Removal Procedure

Removal Procedure

WARNING: This page is about a different variant/trim than selected.
  1. If RWD vehicle, raise the vehicle to a height to work through the front wheelhouse opening. Refer to Lifting and Jacking the Vehicle .
  2. If 4-wheel drive (4WD) vehicle, raise the vehicle in order to remove the front tires and wheels and support with jackstands.
  3. Remove the left front tire and wheel. Refer to Tire and Wheel Removal and Installation .
  4. Remove the push pins holding the left front fender wheelhouse inner panel (1).
    Fig 1: View Of Wheelhouse Panel & Push-In Retainers
    GM401885Courtesy of GENERAL MOTORS CORP.
  5. Remove the wheelhouse inner panel.
    6. NOTE: Refer to Engine Mounting Notice .
    Fig 2: View Of Engine Mount To Engine Mount Frame Bracket
    GM657625Courtesy of GENERAL MOTORS CORP.
  6. Working through the wheelhouse opening remove the 3 bolts retaining the engine mount to the engine mount frame bracket.
  7. Remove the oil pan skid plate, if equipped.
    Fig 3: Identifying Oil Pan Skid Plate
    GM309158Courtesy of GENERAL MOTORS CORP.
  8. Remove the engine protection shield from the vehicle, if equipped.
    Fig 4: Identifying Engine Shield And Retaining Bolts
    GM310119Courtesy of GENERAL MOTORS CORP.
    9. NOTE: Refer to Engine Lifting Notice .
    IMPORTANT: When raising the engine only raise enough to separate the engine mount from the engine mount bracket. Raising any further will require removal of the fan shroud or the exhaust pipe.
    Fig 5: View Of Ground Wire Bolt Bosses (Left Side)
    GM657613Courtesy of GENERAL MOTORS CORP.
  9. If RWD vehicle, using a suitable jack on the ground wire bolt bosses, raise the engine.

    Only raise the engine enough to separate the engine mount to engine mount bracket.

  10. If 4WD vehicle, attach a chain to the front of the engine. Use accessible mounting bolts for the generator mounting bracket and the power steering pump mounting bracket.
  11. Raise the engine with a suitable lifting device to remove the engine mount.

    Only raise the engine enough to separate the engine mount to engine mount bracket.

  12. Remove the bolts holding the engine mount to the engine.
    Fig 6: Identifying Engine Mount
    GM1602046Courtesy of GENERAL MOTORS CORP.
  13. Remove the 2 through-bolts for the engine mount frame bracket.
    Fig 7: Identifying Engine Mount Frame Bracket Through Bolt
    GM1602047Courtesy of GENERAL MOTORS CORP.
  14. Remove the engine mount frame bracket.
  15. Remove the engine mount.
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