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Home >> GMC >> 2006 >> Sierra 1500 HD, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1625 (Engine Mechanical - 4.3L) >> Repair Instructions - Off Vehicle >> Exhaust Manifold Installation - Left Side

Exhaust Manifold Installation - Left Side

WARNING: This page is about a different car, the 2010 GMC Sierra and 2010 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: Exhaust Manifold Gaskets
    GM328540Courtesy of GENERAL MOTORS CORP.
  1. Install the NEW exhaust manifold gaskets.
    2. Fig 2: View Of Exhaust Manifold Bolts & Studs
    GM859857Courtesy of GENERAL MOTORS CORP.
  2. Install the exhaust manifold.
  3. Install the spark plug wire shields.
  4. If reusing the fasteners, apply threadlock GM P/N 12345493 (Canadian P/N 10953488) or equivalent, to the threads of the exhaust manifold bolts and stud.
    5. CAUTION: Refer to Fastener Caution .
  5. Install the exhaust manifold bolts and stud.
    1. Tighten the exhaust manifold bolts and stud on the first pass to 15 N.m (11 lb ft) .
    2. Tighten the exhaust manifold bolts and stud on the final pass to 30 N.m (22 lb ft) .
  6. Install the spark plug wires to the spark plug wire retainers.
  7. Install the spark plug wires onto the spark plugs.
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