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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1676 (Engine Mechanical - 3.8L) >> Repair Instructions >> Off-Vehicle Repair Instructions >> Exhaust Gas Recirculation (EGR) and EGR Pipe Removal

Exhaust Gas Recirculation (EGR) and EGR Pipe Removal

WARNING: This page is about a different car, the 2003 Buick Regal. However, it is still accessible from the selected car via links, so may be relevant.
  1. Remove the EGR valve nuts, EGR valve and gasket.
  2. Remove the EGR valve adapter inlet pipe bolt and pipe from the RH exhaust manifold.
  3. Remove the EGR valve outlet pipe bolt, nut and pipe from the lower intake manifold and the EGR valve adapter assembly.
  4. Remove the EGR valve adapter assembly bolts.
    Fig 1: Removing EGR Valve Nuts, EGR Valve & Gasket
    G01969327Courtesy of GENERAL MOTORS CORP.
  5. Remove the EGR valve adapter assembly from the cylinder head.
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