LEMON Manuals: Even more car manuals for everyone
Home >> GMC >> 2003 >> Safari Van Cargo, AWD >> Repair and Diagnosis >> Engine Mechanical >> Engine Mechanical - 4.3L >> Repair Instructions >> Off-Vehicle Repair Instructions >> Camshaft Installation

Camshaft Installation

  1. Apply clean engine oil GM P/N 12345610 (Canadian P/N 993193) or equivalent, or engine oil supplement GM P/N 1052367 (Canadian P/N 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.
    Fig 1: Removing 3 Bolts From Front Of Engine Camshaft
    G01644059Courtesy of GENERAL MOTORS CORP.
    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.
  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 12345382 (Canadian P/N 10953489) or equivalent, to the threads of the camshaft retainer bolts.
    NOTE: Refer to FASTENER NOTICE in Cautions and Notices.
  6. Install the camshaft retainer and bolts.
    Fig 2: Installing Camshaft Retainer Bolts
    G01644060Courtesy of GENERAL MOTORS CORP.

    Tighten 

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