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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1099 (Engine Controls - 3.4L - Introduction - Service & Replacement) >> Repair Instructions >> Exhaust Gas Recirculation (EGR) Valve Replacement >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2004 Pontiac Aztek and 2004 Buick Rendezvous. However, it is still accessible from the selected car via links, so may be relevant.
  1. Turn OFF the ignition.
    2. Fig 1: View Of EGR Valve
    GM507392Courtesy of GENERAL MOTORS CORP.
  2. Disconnect the EGR valve electrical connector.
  3. Remove the transaxle fluid filler tube. Refer to Fluid Filler Tube Replacement (LA1)Fluid Filler Tube Replacement (LY7) in Automatic Transaxle - 4T65-E.
  4. Remove the bolt retaining the pipe assembly from the EGR valve and carefully pull the pipe assembly back.
  5. Remove the EGR valve retaining bolts.
  6. Remove the EGR valve assembly.
  7. Remove the gasket.
  8. Clean the EGR valve mating surface.
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