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HOMESERVICE MANUALSGMC1999FORWARD CONTROL 5.7 R, AUTOMATICREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 719 (ENGINE MECHANICAL - 3.8L (UNIT REPAIR))REPAIR INSTRUCTIONSENGINE FRONT COVER REMOVAL
1999 GMC Forward Control 5.7 R, Automatic

Engine Front Cover Removal

1999 GMC Forward Control 5.7 R, AutomaticSECTION Engine Front Cover Removal
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. Remove the crankshaft position sensor shield.
    Fig 1: Crankshaft Position Sensor Shield
    G01703537Courtesy of GENERAL MOTORS CORP.
  2. Remove the crankshaft position sensor studs.
  3. Remove the crankshaft position sensor.
  4. Remove the bolts connecting the oil pan to the engine front cover.
    Fig 2: Crankshaft Position Sensor, Studs & Oil Pan-To-Engine Front Cover Bolts
    G01703538Courtesy of GENERAL MOTORS CORP.
  5. Remove the engine front cover bolts and stud.
  6. Remove the engine front cover.
    Fig 3: Engine Front Cover, Bolts & Stud
    G01703539Courtesy of GENERAL MOTORS CORP.
  7. Remove the engine front cover gasket.
    Fig 4: Engine Front Cover Gasket
    G01703540Courtesy of GENERAL MOTORS CORP.
RENDER: 1.0x

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.