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Home >> GMC >> 2006 >> Sierra 1500 HD, RWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 8 (Engine Mechanical - 4.3L) >> Repair Instructions >> On-Vehicle Repair Instructions >> Engine Mount Replacement - Left >> Installation Procedure

Installation Procedure

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    Fig 1: View Of Left Engine Mount Bracket Bolts
    GM781984Courtesy of GENERAL MOTORS CORP.
  1. Install the engine mount bracket.
  2. Perform the following procedure prior to installing the engine mount bracket bolts.
    • Remove all traces of the original adhesive patch.
    • Clean the threads of the bolt with denatured alcohol or equivalent and allow to dry.
    • Apply threadlocker GM P/N 12345382 (Canadian P/N 10953489) or equivalent to the bolts.
  3. NOTE: Refer to Fastener Notice in Cautions and Notices.
  4. Install the engine mount bracket bolts.

    Tighten:  Tighten the engine mount bracket bolts to 75 N.m (55 lb ft).

  5. Fig 2: View Of Right Side (Left Side Similar) Engine Mount Side Bracket & Bolts
    GM310262Courtesy of GENERAL MOTORS CORP.
  6. Position the engine mount side bracket to the engine, if removed and equipped. (right side shown, left side similar).
  7. Install the engine mount side bracket bolts.

    Tighten:  Tighten the engine mount side bracket bolts to 50 N.m (37 lb ft).

  8. Fig 3: View Of Right Side (Left Side Similar) Engine Mount Bolts
    GM310267Courtesy of GENERAL MOTORS CORP.
  9. Install the engine mount. (right side shown, left side similar).
  10. Install the engine mount bolts.

    Tighten:  Tighten the engine mount bolts to 50 N.m (37 lb ft).

  11. Lower the engine.
  12. Fig 4: Identifying Oil Pan Skid Plate
    GM309158Courtesy of GENERAL MOTORS CORP.
  13. Install the oil pan skid plate and bolts.

    Tighten:  Tighten the oil pan skid plate bolts to 20 N.m (15 lb ft).

  14. Lower the vehicle.
  15. Fig 5: View Of Right Side (Left Side Similar) Engine Mount To Engine Mount Bracket Bolts
    GM310259Courtesy of GENERAL MOTORS CORP.
  16. Install the engine mount to engine mount bracket bolts. (right side shown, left side similar).

    Tighten:  Tighten the engine mount to engine mount bracket bolts to 65 N.m (48 lb ft).