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Home >> Buick >> 2007 >> Lucerne CX >> Repair and Diagnosis >> External Pages >> Different car >> Section 185 (Engine Controls - 3.5L - Introduction (2 Of 2)) >> Repair Instructions >> Exhaust Gas Recirculation (EGR) Pipe Replacement >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2006 Pontiac Montana SV6, 2006 Chevrolet Uplander, and 2006 Buick Terraza. However, it is still accessible from the selected car via links, so may be relevant.
  1. Turn OFF the ignition.
    2. Fig 1: Locating EGR Pipe
    GM621066Courtesy of GENERAL MOTORS CORP.
  2. Remove the bolt retaining the pipe assembly from the exhaust gas recirculation (EGR) valve and carefully pull the pipe assembly back.
  3. Unscrew the EGR pipe assembly nut from the exhaust manifold.
  4. Remove the EGR pipe.
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