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Home >> Chevrolet >> 2004 >> Impala LS >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System 3.8L (Introduction) >> Repair Instructions >> Exhaust Gas Recirculation (EGR) Inlet Pipe Replacement >> Installation Procedure
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Installation Procedure

  1. Install the EGR valve inlet adapter pipe (1).
    2. NOTE: Refer to Fastener Notice in Cautions and Notices.
  2. Install the EGR valve inlet adapter pipe bolts and studs (2,3).

    Tighten:  Tighten the bolt and stud to 50 N.m (37 lb ft).

    3. Fig 1: Installing EGR Valve Inlet Adapter Pipe
    GM703601Courtesy of GENERAL MOTORS CORP.
  3. Raise the vehicle.
  4. Install the EGR valve inlet adapter pipe bolt (2) to the exhaust manifold.

    Tighten:  Tighten the bolt to 30 N.m (22 lb in).

    5. Fig 2: Installing EGR Valve Inlet Adapter Pipe Mounting Bolt
    GM703604Courtesy of GENERAL MOTORS CORP.
  5. Lower the vehicle.
  6. Install the EGR valve outlet pipe. Refer to Exhaust Gas Recirculation (EGR) Outlet Pipe Replacement .
  7. Install the EGR valve. Refer to Exhaust Gas Recirculation (EGR) Valve Replacement .
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