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Home >> Chevrolet >> 2004 >> Chevy Express H1500, Van Cargo >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - 4.8L, 5.3L & 6.0L (Introduction) >> Repair Instructions >> Exhaust Gas Recirculation (EGR) Valve Replacement >> Removal Procedure
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Removal Procedure

IMPORTANT: Do not try to disassemble the exhaust gas recirculation (EGR) valve. Service the valve only as a complete assembly.
IMPORTANT: Carefully note the position of the EGR valve before removal. Do not rotate the EGR valve 180 degrees.
  1. Remove the air cleaner assembly. Refer to Air Cleaner Assembly Replacement .
    2. Fig 1: View Of EGR Valve
    GM260097Courtesy of GENERAL MOTORS CORP.
  2. Disconnect the EGR electrical connector.
  3. Remove the valve to flange attaching fasteners.
    4. NOTE: The EGR valve is an electrical component. Soaking the EGR valve in a liquid cleaner or a solvent causes damage to the valve.
  4. Remove the EGR valve.
  5. Remove the flange gasket.
  6. Clean the EGR valve gasket surface.
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