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Home >> GMC >> 2006 >> Sierra 1500 HD, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1117 (Engine Exhaust System) >> Repair Instructions >> Exhaust Manifold Replacement - Left Side >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2008 Cadillac CTS. However, it is still accessible from the selected car via links, so may be relevant.
CAUTION: Refer to Exhaust Service Caution .
CAUTION: Refer to Protective Goggles and Glove Caution .
  1. Remove the exhaust manifold heat shield. Refer to Exhaust Manifold Heat Shield Replacement - Left Side .
  2. Remove the oil level indicator. Refer to Oil Level Indicator and Tube Replacement (LP1, LY7) or Oil Level Indicator and Tube Replacement (LLT)
    3. Fig 1: View of Catalytic Converter & Nuts
    GM1973980Courtesy of GENERAL MOTORS CORP.
  3. Remove the catalytic converter nuts.
    4. Fig 2: View Of Left Exhaust Manifold
    GM902880Courtesy of GENERAL MOTORS CORP.
  4. Remove the exhaust manifold bolts.
    5. IMPORTANT: Do not reuse the gasket.
  5. Remove the exhaust manifold and discard the exhaust manifold gasket.
  6. Clean and inspect the exhaust manifold. Refer to Exhaust Manifold Cleaning and Inspection - Left Side
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