LEMON Manuals: Even more car manuals for everyone
Home >> GMC >> 2003 >> Safari Van Cargo, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 257 (Engine Mechanical - 4.0L (On-Vehicle)) >> Repair Instructions >> Secondary Camshaft Drive Chain Replacement - Right >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2002 Oldsmobile Aurora. However, it is still accessible from the selected car via links, so may be relevant.
  1. Install the right secondary camshaft drive chain by sliding the chain down through the right cylinder head and placing the chain on the right intake camshaft sprocket.
  2. Route the right secondary camshaft drive chain around the outer row of the camshaft intermediate drive shaft sprocket teeth.
    Fig 1: Installing Right Secondary Camshaft Drive Chain
    G01819342Courtesy of GENERAL MOTORS CORP.
  3. Install the right exhaust camshaft sprocket into the right secondary camshaft drive chain.
  4. Install the right exhaust camshaft sprocket onto the camshaft. The camshaft sprocket notch marked RE (right exhaust) engages the exhaust camshaft pin.
    Fig 2: Identifying Sprocket Drive Pins At Top Rotation
    G01819343Courtesy of GENERAL MOTORS CORP.
  5. Use an open end wrench on the hex cast into the camshaft in order to prevent the camshaft from rotating when tightening the camshaft sprocket bolt.
    CAUTION: Refer toFASTENER NOTICE .
    6. Fig 3: Using Open End Wrench On Hex Cast
    G01819344Courtesy of GENERAL MOTORS CORP.
  6. Install the right exhaust camshaft sprocket bolt.

    Tighten 

    Tighten the camshaft sprocket bolt to 120 N.m (89 ft lbs).

  7. Install the right secondary camshaft drive chain tensioner. Refer to Secondary Camshaft Drive Chain Tensioner Replacement - Right .
  8. Remove the J 44212  from the camshafts.
    9. Fig 4: Removing J 44212
    G01819345Courtesy of GENERAL MOTORS CORP.
  9. Install the right camshaft cover. Refer to Camshaft Cover Replacement - Right .
  10. Install the camshaft position sensor. Refer to CAMSHAFT POSITION SENSOR .
scientia non olet · About LEMON Manuals