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Home >> Hummer >> 2007 >> H3 Automatic >> Repair and Diagnosis >> Engine Mechanical >> Engine Exhaust >> Repair Instructions >> Exhaust Manifold Replacement >> Removal Procedure

Removal Procedure

CAUTION: Refer to Exhaust Service Caution .
CAUTION: Refer to Protective Goggles and Glove Caution .
    Fig 1: View Of Exhaust Manifold
    GM858158Courtesy of GENERAL MOTORS CORP.
  1. Remove the secondary air injection (AIR) check valve. Refer to Secondary Air Injection Check Valve Replacement .
  2. Remove the exhaust seal. Refer to Exhaust Seal Replacement .
  3. Remove the exhaust manifold heat shield. Refer to Exhaust Manifold Heat Shield Replacement .
  4. Remove the exhaust manifold bolts.
  5. Remove the exhaust manifold.
    6. Fig 2: View Of Exhaust Manifold Gasket
    GM858159Courtesy of GENERAL MOTORS CORP.
  6. Remove and discard the exhaust manifold gasket.
  7. Clean and inspect the exhaust manifold. Refer to Exhaust Manifold Cleaning and Inspection .
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