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Home >> GMC >> 2002 >> C3500 HD 8.1 G, Automatic >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - 8.1L >> Repair Instructions >> Exhaust Gas Recirculation (EGR) Pipe Replacement >> Installation Procedure
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Installation Procedure

  1. Install new gaskets.
  2. Install the EGR valve pipe (2).
    NOTE: Refer to FASTENER NOTICE in Cautions and Notices.
  3. Install the retaining bolts (4).

    Tighten 

    Tighten the bolts to 30 N.m (22 lb ft).

  4. Install the EGR valve pipe-to-cylinder head bolts (3) to the right side head.

    Tighten 

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

  5. Install the nuts (1) to exhaust manifold.

    Tighten 

    Tighten the nuts to 30 N.m (22 lb ft).

    Fig 1: EGR Valve Pipe, Nuts & Bolts
    G01599023Courtesy of GENERAL MOTORS CORP.
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