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Camshaft Installation

WARNING: This page is about a different car, the 2002 GMC Savana and 2002 Chevrolet Chevy Express. However, it is still accessible from the selected car via links, so may be relevant.
  1. Apply clean engine oil GM P/N United States 12345610, GM P/N Canada 993193, or equivalent, or engine oil supplement GM P/N United States 1052367, GM P/N Canada 992367, or equivalent, to the following components:
    • The engine camshaft lobes
    • The camshaft bearing journals
    • The camshaft bearings
    • The distributor drive gear
  2. Install three 5/16-18 x 4.0 inch bolts into the engine camshaft front bolt holes.
    NOTE: All camshaft journals are the same diameter, so care must be used in removing or installing the camshaft to avoid damage to the camshaft bearings.
    Fig 1: Installing Bolts Into Engine Camshaft Front Bolt Holes
    G01689846Courtesy of GENERAL MOTORS CORP.
  3. Use the bolts as a handle in order to install the engine camshaft.
  4. Remove the 3 bolts from the front of the engine camshaft.
  5. If reusing the fasteners, apply threadlock GM P/N United States 12345382, GM P/N Canada 10953489, or equivalent, to the threads of the camshaft retainer bolts.
    NOTE: Refer to FASTENER NOTICE .
  6. Install the camshaft retainer and bolts.

    Tighten 

    Tighten the camshaft retainer bolts to 12 N.m (106 lb in).

    Fig 2: Installing Camshaft Retainer & Bolts
    G01689847Courtesy of GENERAL MOTORS CORP.
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