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Home >> GMC >> 1998 >> C3500 HD 6.5 F, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 636 (Engine Mechanical (Repair Instructions 4 Of 5) - 3.6L (Ly7)) >> Repair Instructions (Off-Vehicle Repair Instructions - Part 3) >> Engine Front Cover Installation >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2004 Buick Rendezvous. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: View Of EN 46109 Guides
    GM1306464Courtesy of GENERAL MOTORS CORP.
  1. Install the 8 mm (0.315 in) guide from the EN 46109  into the cylinder block positions as shown.
  2. Fig 2: Identifying Engine Front Cover To Cylinder Block Seal
    GM1211002Courtesy of GENERAL MOTORS CORP.
  3. Install the NEW engine front cover to cylinder block seal.
  4. Fig 3: Applying Sealant To Front Cover
    GM1408422Courtesy of GENERAL MOTORS CORP.
  5. Place a 3 mm (0.118 in) bead of RTV sealant, GM P/N 12378521 (Canadian P/N 88901148) or equivalent, on the engine front cover as shown (1).
  6. Fig 4: Installing Engine Front Cover
    GM1412167Courtesy of GENERAL MOTORS CORP.
  7. Place the engine front cover onto the EN 46109  and slide into position.
  8. Remove the EN 46109  from the cylinder block.
  9. Fig 5: View Of Front Cover Bolts
    GM1412164Courtesy of GENERAL MOTORS CORP.
  10. Hand start all the front cover bolts.
  11. Fig 6: Identifying Front Cover Bolts Tightening Sequence
    GM1545382Courtesy of GENERAL MOTORS CORP.
    NOTE: Refer to Fastener Notice in Cautions and Notices.
  12. Tighten the engine front cover bolts in the sequence shown.

    Tighten:  Tighten the engine front cover bolts in sequence to 23 N.m (17 lb ft).

  13. Fig 7: Locating Camshaft Position Sensors
    GM1413565Courtesy of GENERAL MOTORS CORP.
  14. Install NEW O-rings on the camshaft position sensor.
  15. Place the camshaft position sensors in position on the front cover.
  16. Install the camshaft position sensor bolts.

    Tighten:  Tighten the camshaft position sensor bolts to 10 N.m (89 lb in).

  17. Fig 8: View Of Camshaft Position Actuator Valves
    GM1412163Courtesy of GENERAL MOTORS CORP.
  18. Place the camshaft position actuator valves in position on the front cover.
  19. Install the camshaft position actuator valve bolts.

    Tighten:  Tighten the camshaft position actuator valve bolts to 10 N.m (89 lb in).