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Home >> GMC >> 2006 >> Sierra 1500 HD, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1401 (Engine Mechanical - 6.6L (2 Of 5)) >> Repair Instructions - On Vehicle >> Engine Mount Replacement - Right Side >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2009 GMC Sierra, 2009 GMC Cab & Chassis Sierra, 2009 Chevrolet Silverado, and 2009 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: View Of Wheelhouse Panel & Push-In Retainers
    GM401885Courtesy of GENERAL MOTORS CORP.
  1. Remove the starter motor. Refer to Starter Replacement (6.6L) .
  2. If RWD vehicle, raise the vehicle to a height to work through the front wheelhouse opening. Refer to Lifting and Jacking the Vehicle .
  3. If 4-wheel drive (4WD) vehicle, raise the vehicle in order to remove the front tires and wheels and support with jackstands.
  4. Remove the right front tire and wheel, if necessary. Refer to Tire and Wheel Removal and Installation .
  5. Remove the pushpins holding the right front fender wheelhouse inner panel (1).
  6. Remove the wheelhouse inner panel.
    7. Fig 2: View Of Engine Mount To Engine Mount Frame Bracket Bolt (Right)
    GM657626Courtesy of GENERAL MOTORS CORP.
    CAUTION: Broken engine mountings can cause misalignment of certain drive-train components. Misalignment of drive-train components causes eventual destruction of the drive-train components.
    If one engine mount breaks, the rest of the engine mounts will have increased stress put on them. This could cause the rest of the engine mounts to break.
  7. Working through the wheelhouse opening remove the 3 bolts retaining the engine mount to the engine mount frame bracket.
    8. Fig 3: Identifying Oil Pan Skid Plate
    GM309158Courtesy of GENERAL MOTORS CORP.
  8. Remove the oil pan skid plate, if equipped.
    9. Fig 4: Identifying Engine Shield & Retaining Bolts
    GM310119Courtesy of GENERAL MOTORS CORP.
  9. Remove the engine protection shield from the vehicle, if equipped.
    10. Fig 5: View Of Transmission Oil Cooler Lines, Bracket & Bolt
    GM686706Courtesy of GENERAL MOTORS CORP.
  10. If RWD vehicle and equipped with an automatic transmission, remove the bracket bolt for the transmission oil cooler lines to the engine.
  11. Move the transmission oil cooler lines aside.
    12. CAUTION: When raising or supporting the engine for any reason, do not use a jack under the oil pan, any sheet metal, or the crankshaft pulley. Lifting the engine in an unapproved manner may cause component damage.
    Fig 6: View Of Ground Wire Bolt Bosses (Right Side)
    GM657615Courtesy of GENERAL MOTORS CORP.
    NOTE: When raising the engine only raise enough to separate the engine mount from the engine mount bracket. Raising any further the fan shroud or the exhaust pipe will require removal.
  12. 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.

  13. 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.
  14. 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.

    15. Fig 7: Identifying Engine Mount Bolts
    GM1602045Courtesy of GENERAL MOTORS CORP.
  15. Remove the bolts holding the engine mount to the engine.
    16. Fig 8: Identifying Frame Bracket
    GM1602052Courtesy of GENERAL MOTORS CORP.
  16. Remove the 2 through-bolts for the engine mount frame bracket.
  17. Remove the engine mount frame bracket.
  18. Remove the engine mount.
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