Engine, Cooling and Exhaust: Technical Service Bulletins

• Customer Interest
  • Fuel Filter Housing Cover - Cracked
  • Engine Controls - Extended Idling In Cold Weather
    • Overview
    • Repair Procedure
  • Diesel Engine - Crankcase Breather Oil Overflow
  • Diesel Engine - Knock/Rattle Under Heavy Load
  • Exhaust Manifold - Exhaust Leaks/Bolts Loosen
  • ECM - Poor Driveability/Hard Engine Restart
  • ECM - False Low Oil Pressure Gauge Reading
  • ECM - Low Engine Power In Overdrive
  • PCM - Hard Starting/Idle Speed Fluctuations
  • Engine - Oil Pan Gasket Leak
• By Symptom
  • Abnormal wear/deterioration
    • Fuel Filter Housing Cover - Cracked
    • Engine Controls - Extended Idling In Cold Weather
      • Overview
      • Repair Procedure
  • Customer Interest
    • Fuel Filter Housing Cover - Cracked
    • Engine Controls - Extended Idling In Cold Weather
      • Overview
      • Repair Procedure
    • Diesel Engine - Crankcase Breather Oil Overflow
    • Diesel Engine - Knock/Rattle Under Heavy Load
    • Exhaust Manifold - Exhaust Leaks/Bolts Loosen
    • ECM - Poor Driveability/Hard Engine Restart
    • ECM - False Low Oil Pressure Gauge Reading
    • ECM - Low Engine Power In Overdrive
    • PCM - Hard Starting/Idle Speed Fluctuations
    • Engine - Oil Pan Gasket Leak
  • Driveability
    • ECM - Poor Driveability/Hard Engine Restart
    • PCM - Hard Starting/Idle Speed Fluctuations
  • Erratic Operation
    • ECM - False Low Oil Pressure Gauge Reading
  • Leaks
    • Diesel Engine - Crankcase Breather Oil Overflow
    • Exhaust Manifold - Exhaust Leaks/Bolts Loosen
    • Engine - Oil Pan Gasket Leak
  • Noise
    • Diesel Engine - Knock/Rattle Under Heavy Load
  • Poor performance
    • ECM - Low Engine Power In Overdrive
  • Starting problems
    • PCM - Hard Starting/Idle Speed Fluctuations
• All Technical Service Bulletins
  • Diesel Engine - Heavy Duty Air Filtration Retrofitting
  • Fuel Filter Housing Cover - Cracked
  • Engine Controls - Extended Idling In Cold Weather
    • Overview
    • Repair Procedure
  • Diesel Engine - Crankcase Breather Oil Overflow
  • Diesel Engine - Knock/Rattle Under Heavy Load
  • Exhaust Manifold - Exhaust Leaks/Bolts Loosen
  • ECM - Poor Driveability/Hard Engine Restart
  • ECM - False Low Oil Pressure Gauge Reading
  • ECM - Low Engine Power In Overdrive
  • PCM - Hard Starting/Idle Speed Fluctuations
  • Engine - Some Oil Filters May Cause Damage
  • Engine - Oil Pan Gasket Leak
  • Antitheft System - Starting Difficulties
  • Engine Oil - Additives/Supplements
  • Vacuum Pump - New Seal Kit