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Home >> GMC >> 2006 >> Sierra 1500 HD, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1020 (Engine Mechanical - 4.8L, 5.3L, 6.0L, 6.2L, Or 7.0L (2 Of 5)) >> On-Vehicle Repair Information (1 Of 2) >> Engine Mount Replacement - Left Side (2500LY6) >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2008 GMC Sierra, 2008 GMC Cab & Chassis Sierra, 2008 Chevrolet Silverado, and 2008 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
    GM1701901Courtesy of GENERAL MOTORS CORP.
  1. Position the engine mount to the engine.
    2. Fig 2: View Of Engine Mount To Engine Bolts
    GM1701899Courtesy of GENERAL MOTORS CORP.
    NOTE: Refer to Fastener Notice .
  2. Install the engine mount to engine bolts (1).

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

  3. Using the adjustable jack, lower the engine until the engine mount is sitting flush on the frame.
  4. Remove the adjustable jack from the engine block.
  5. Install the left side exhaust manifold heatshield. Refer to Exhaust Manifold Heat Shield Replacement - Left Side (4.3L) or Exhaust Manifold Heat Shield Replacement - Left Side (4.8L, 5.3L, 6.0L, and 6.2L) .
    6. Fig 3: View Of Engine Mount Bracket Bolts
    GM1701018Courtesy of GENERAL MOTORS CORP.
  6. Lower the vehicle.
  7. Install the engine mount to frame bolts (1).

    Tighten:  Tighten the bolts to 65 N.m (48 lb ft) starting with the middle bolt then either side bolt.

  8. Install the left wheelhouse liner. Refer to Front Wheelhouse Liner Replacement - Left Side (Chevrolet) or Front Wheelhouse Liner Replacement - Left Side (GMC) .
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