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Home >> GMC >> 2006 >> Sierra 1500 HD, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 148 (Engine Mechanical - 4.8L, 5.3L & 6.0L) >> Repair Instructions >> On-Vehicle Repair Instructions >> Engine Mount Replacement - Right >> Removal Procedure

Removal Procedure

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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.
  1. Raise and support the vehicle.
  2. Remove the starter. Refer to STARTER MOTOR REPLACEMENT (4.8L, 5.3L & 6.0L) or STARTER MOTOR REPLACEMENT (4.3L) .
  3. Remove the right side exhaust manifold. Refer to EXHAUST MANIFOLD REPLACEMENT - RIGHT (4.8L, 5.3L, 6.0L) or EXHAUST MANIFOLD REPLACEMENT-RIGHT (4.3L) .
  4. Remove the engine mount to the frame mounting bolts.
    Fig 1: Removing Engine Mount To Frame Mounting Bolts
    G02078426Courtesy of GENERAL MOTORS CORP.
    CAUTION: When raising or supporting the engine for any reason, do not use a jack under the oil pan, any sheet metal, or crankshaft balancer. Jacking against the oil pan may cause it to crack or break.

    Important:  Raise the engine only enough to permit removal of the engine mount.

  5. Using a jack on the square tab at the rear of the engine block and raise the engine, left side shown.
    Fig 2: Identifying Square Tab At Rear Of Engine Block
    G02078427Courtesy of GENERAL MOTORS CORP.
  6. Remove the engine mount to the engine mounting bolts.
  7. Remove the engine mount from the vehicle.
    Fig 3: Removing Engine Mount Bolts & Mount
    G02078428Courtesy of GENERAL MOTORS CORP.