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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1371 (Engine Exhaust System) >> Repair Instructions >> Front Pipe Replacement >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2004 Pontiac Vibe. However, it is still accessible from the selected car via links, so may be relevant.
  1. Remove the oxygen sensors. Refer to the following procedures:
  2. Raise the vehicle. Support the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.
    3. Fig 1: Floor Panel Brace
    GM875991Courtesy of GENERAL MOTORS CORP.
  3. Remove the floor panel brace.
    4. Fig 2: Heated Oxygen Sensor (HO2S1), Exhaust Pipe Hanger, Springs And Bolts
    GM836332Courtesy of GENERAL MOTORS CORP.
  4. Remove the following components from the exhaust manifold:
    • The 2 bolts
    • The 2 springs
  5. Remove the following components from the front pipe to the Three Way Catalytic Converter (TWC) exhaust pipe:
    • The 2 bolts
    • The 2 springs
  6. Remove the front pipe from the front pipe hanger (2).
  7. Remove the front pipe from the vehicle.
  8. Clean the gasket and seal the mating surfaces.
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