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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1220 (Engine Mechanical - 3.1L (On-Vehicle)) >> Repair Instructions >> Engine Front Cover Replacement >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2002 Pontiac Grand Prix. 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 (3.1 L) or WATER PUMP REPLACEMENT (3.8L) .
  2. If removed, install the crankshaft position sensor to the engine front cover. Refer to CRANKSHAFT POSITION SENSOR .
    Fig 1: CKP Sensor
    G01702689Courtesy 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: Applying Sealant To Lower Tabs Of Engine Front Cover Gasket
    G01702690Courtesy of GENERAL MOTORS CORP.
  4. Install the engine front cover gasket.
    Fig 3: Engine Front Cover Gasket
    G01702691Courtesy of GENERAL MOTORS CORP.
  5. Install the engine front cover.
    NOTE: Refer to FASTENER NOTICE .
  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: Engine Front Cover Bolts
      G01702692Courtesy of GENERAL MOTORS CORP.
  7. Install the lower crankshaft position sensor wiring harness bracket to the engine front cover.
    Fig 5: Lower Crankshaft Position Sensor Wiring Harness Bracket
    G01702693Courtesy of GENERAL MOTORS CORP.
  8. Install the drive belt shield.
  9. Install the drive belt shield bolt.

    Tighten 

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

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

    Tighten 

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

  12. Install the radiator outlet hose to the coolant pump. Refer to RADIATOR HOSE REPLACEMENT - OUTLET (3.1 L) or RADIATOR HOSE REPLACEMENT - OUTLET (3.8L) .
  13. Install the thermostat bypass pipe to the engine front cover. Refer to THERMOSTAT BYPASS PIPES REPLACEMENT .
    Fig 6: Drive Belt Shield
    G01702694Courtesy of GENERAL MOTORS CORP.
  14. Install the power steering pump with lines. Refer to POWER STEERING PUMP REPLACEMENT (3.8L) or POWER STEERING PUMP REPLACEMENT (3.1 L) .
  15. Install the drive belt tensioner. Refer to Drive Belt Tensioner Replacement .
  16. Install the crankshaft balancer. Refer to Crankshaft Balancer Replacement .
  17. Fill the crankcase with new engine oil. Refer to Engine Oil and Oil Filter Replacement .
  18. Fill the cooling system. Refer to DRAINING AND FILLING COOLING SYSTEM .
  19. Connect the negative battery cable. Refer to BATTERY NEGATIVE CABLE DISCONNECT/CONNECT PROCEDURE .
  20. Perform a CKP system variation learn procedure. Refer to CKP SYSTEM VARIATION LEARN PROCEDURE .
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