Contents Wiring diagrams Section: Mechanical All sections

Possible Causes for Leaks Buick Century VI

Mechanical 1 illustration

Inspect the vehicle for the following conditions

  1. Higher than recommended fluid levels
  2. Higher than recommended fluid pressures
  3. Plugged or malfunctioning fluid filters or pressure bypass valves
  4. Plugged or malfunctioning engine ventilation system
  5. Improperly tightened or damaged fasteners
  6. Cracked or porous components
  7. Improper sealants or gaskets where required
  8. Improper sealant or gasket installation
  9. Damaged or worn gaskets or seals
  10. Damaged or worn sealing surfaces

Scheme 23

Scheme 23: Crankcase Ventilation System Inspection/Diagnosis