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Home >> GMC >> 2002 >> C3500 HD 6.5 F, Automatic >> Repair and Diagnosis >> Electrical >> Horns >> Repair Instructions >> Horn Replacement >> Installation Procedure

Installation Procedure

  1. Install the horn (1) to the vehicle.
    NOTE: Refer to FASTENER NOTICE .
  2. Install the horn attaching bolt (2).

    Tighten 

    Tighten the bolt to 25 N.m (18 lb ft).

  3. Connect the electrical connector.
  4. Install the grille to radiator support filler panel (for the left horn only). Refer to GRILLE REPLACEMENT (BASE) .
    Fig 1: Horn & Attaching Bolt
    G01584681Courtesy of GENERAL MOTORS CORP.