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Home >> GMC >> 2003 >> Safari Van Cargo, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1400 (Engine Mechanical - 3.1L V6 - VIN (J)) >> Repair Instructions >> On-Vehicle repair Instructions >> Engine Front Cover Replacement >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2003 Buick Century. However, it is still accessible from the selected car via links, so may be relevant.
  1. If removed, install the water pump to the engine front cover. Refer to WATER PUMP REPLACEMENT (3.1L) in Engine Cooling.
  2. If removed, install the crankshaft position sensor to the engine front cover. Refer to CRANKSHAFT POSITION SENSOR in Removal & Installation.
    Fig 1: Installing Crankshaft Position Sensor To Engine Front Cover
    G01967942Courtesy of GENERAL MOTORS CORP.
  3. Coat both sides of the lower tabs of the engine front cover gasket with sealant GM P/N 12346004 (Canadian P/N 10953480) or equivalent.
    Fig 2: Locating Lower Tabs Of Engine Front Cover Gasket
    G01967943Courtesy of GENERAL MOTORS CORP.
  4. Install the engine front cover gasket.
    Fig 3: Installing Engine Front Cover Gasket
    G01967944Courtesy of GENERAL MOTORS CORP.
  5. Install the engine front cover.
    NOTE: Refer to FASTENER NOTICE in Cautions and Notices.
  6. Install the engine front cover bolts (1, 2, 3).

    Tighten 

    • Tighten the small engine front cover bolts (1) to 27 N.m (20 lb ft).
    • Tighten the large engine front cover bolts (2,3) to 55 N.m (41 lb ft).
      Fig 4: Installing Engine Front Cover & Bolts
      G01967945Courtesy of GENERAL MOTORS CORP.
  7. Install the lower crankshaft position sensor wiring harness bracket and the bolt to the engine front cover.

    Tighten 

    Tighten the bolt to 27 N.m (20 lb ft).

  8. Connect the crankshaft position sensor electrical connector.
    Fig 5: Installing Lower Crankshaft Position Sensor Wiring Harness Bracket & Bolt
    G01967946Courtesy of GENERAL MOTORS CORP.
  9. Install the drive belt shield.
    Fig 6: Installing Drive Belt Shield & Bolt
    G01967947Courtesy of GENERAL MOTORS CORP.
  10. Install the drive belt shield bolt.

    Tighten 

    Tighten the bolt to 10 N.m (89 lb in).

  11. Install the water pump pulley.
  12. Install the water pump pulley bolts.

    Tighten 

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

  13. Install the radiator outlet hose to the coolant pump. Refer to RADIATOR HOSE REPLACEMENT - OUTLET (3.1L) in Engine Cooling.
  14. Install the thermostat bypass pipe to the engine front cover. Refer to THERMOSTAT BYPASS PIPES REPLACEMENT in Engine Cooling.
  15. Install the power steering pump with lines. Refer to POWER STEERING PUMP REPLACEMENT (3.1L) in Power Steering System.
  16. Install the drive belt tensioner. Refer to DRIVE BELT TENSIONER REPLACEMENT  .
  17. Install the crankshaft balancer. Refer to CRANKSHAFT BALANCER REPLACEMENT  .
  18. Fill the crankcase with new engine oil. Refer to ENGINE OIL AND OIL FILTER REPLACEMENT  .
  19. Fill the cooling system. Refer to DRAINING AND FILLING COOLING SYSTEM in Engine Cooling.
  20. Connect the negative battery cable. Refer to BATTERY NEGATIVE CABLE DISCONNECT/CONNECT PROCEDURE Battery.
  21. Perform a CKP system variation learn procedure. Refer to CKP SYSTEM VARIATION LEARN PROCEDURE in Self-Diagnostics -3.1L.
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