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Home >> GMC >> 2006 >> Sierra 1500 HD, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1667 (Engine Mechanical - 4.8L, 5.3L, 6.0L, 6.2L - Repair Instructions - On Vehicle) >> Engine Mount Bracket Replacement - Right Side (2500 LY6) >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2010 GMC Sierra, 2010 Chevrolet Silverado, and 2010 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: View Of Engine Mount Bracket & Bolts
    GM1701676Courtesy of GENERAL MOTORS CORP.
  1. Position the engine mount bracket to the frame.
  2. Clean the threads of the engine mount bracket through bolts using denatured alcohol or equivalent.
  3. Apply threadlocker or equivalent to the threads of the engine mount bracket through bolts. Refer to ADHESIVES, FLUIDS, LUBRICANTS, AND SEALERS .
    4. CAUTION: Refer to Fastener Caution .
    Fig 2: Front Axle Mounting Bracket
    GM365933Courtesy of GENERAL MOTORS COMPANY
  4. Install the engine mount bracket through bolts and tighten to Tighten: 100 N.m (74 lb ft)  .
  5. If the vehicle is equipped with four wheel drive (4WD), go to step 6. Otherwise, go to step 12.
  6. Position the axle support bracket studs to the vehicle frame. If necessary, carefully pry downward on the axle to provide needed clearance and install the support mount.
  7. Install the right side axle support bracket to vehicle frame nuts and washers. Tighten the nuts to 100 N.m (74 lb ft)  .
  8. Install the right differential carrier mounting nuts and washers. Tighten the nuts to 100 N.m (74 lb ft)  .
  9. Remove the jack from the differential carrier.
  10. Using the adjustable jack, lower the engine until the engine mounts are sitting flush on the engine mount brackets.
  11. Remove the adjustable jack and block of wood from the engine oil pan.
    Fig 3: View Of Engine Mount Bracket Bolts
    GM1701018Courtesy of GENERAL MOTORS COMPANY
  12. Clean the threads of the engine mount to engine mount bracket bolts using denatured alcohol or equivalent.
  13. Apply threadlocker or equivalent to the threads of the engine mount to engine mount bracket bolts. Refer to ADHESIVES, FLUIDS, LUBRICANTS, AND SEALERS .
  14. Install the engine mount to engine mount bracket bolts (1) and tighten to 65 N.m (48 lb ft)  .
  15. Install the right wheelhouse liner. Refer to Front Wheelhouse Liner Replacement - Right Side .
  16. Lower the vehicle.
  17. Install the upper intake manifold sight shield. Refer to Upper Intake Manifold Sight Shield Replacement .
  18. Connect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection .
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