Engine, Cooling and Exhaust: Technical Service Bulletins

• Recalls
  • Recall - Radiator Cap Replacement
    • Overview
    • Owner Letter
• Customer Interest
  • Engine - Head Bolt Threads Pull Out of Engine Block
  • Engine - MIL ON/Codes Set/Tapping/Rattling Noise
  • Motorsport Engine - Runs Rough/Hesitates/Poor Response
  • Upper Radiator Hose - Rubs Through/Leaks
  • Engine Controls - False Low Oil Level Lamp Illumination
  • Fuel System - Damage Caused By Fuel Contaminants
• By Symptom
  • Abnormal wear/deterioration
    • Engine - Head Bolt Threads Pull Out of Engine Block
    • Fuel System - Damage Caused By Fuel Contaminants
  • Customer Interest
    • Engine - Head Bolt Threads Pull Out of Engine Block
    • Engine - MIL ON/Codes Set/Tapping/Rattling Noise
    • Motorsport Engine - Runs Rough/Hesitates/Poor Response
    • Upper Radiator Hose - Rubs Through/Leaks
    • Engine Controls - False Low Oil Level Lamp Illumination
    • Fuel System - Damage Caused By Fuel Contaminants
  • Driveability
    • Motorsport Engine - Runs Rough/Hesitates/Poor Response
  • False instrument warning light/gauges
    • Engine Controls - False Low Oil Level Lamp Illumination
  • Leaks
    • Upper Radiator Hose - Rubs Through/Leaks
  • Noise
    • Engine - MIL ON/Codes Set/Tapping/Rattling Noise
  • Recalls
    • Recall - Radiator Cap Replacement
      • Overview
      • Owner Letter
• All Technical Service Bulletins
  • Engine - Head Bolt Threads Pull Out of Engine Block
  • Engine - CPO Engine Inspection Information
  • Engine - E Series Engine Oil Capacities
  • Engine - Removal/Installation Tips
  • Cooling System - Information on Coolant Refilling
  • Special Tools - New Torque Angle Indicator
  • Engine - High Pressure Steam Cleaning Warning
  • New BMW Special Tools.
  • Spark Plug/Engine Oil Capacity Reference Chart
  • Engine - MIL ON/Codes Set/Tapping/Rattling Noise
  • Coolant Thermostat - Design Update
  • Rear Muffler - Revised Replacement Parts
  • Motorsport Engine - Runs Rough/Hesitates/Poor Response
  • Catalytic Converter - Unnecessary Replacements
  • Exhaust System - Back Pressure Checking Tool
  • Engine - Will Not Start In Cold Weather
  • Upper Radiator Hose - Rubs Through/Leaks
  • Recall - Radiator Cap Replacement
    • Overview
    • Owner Letter
  • Instruments - Coolant Light is ON, Switch Testing
  • Engine Controls - False Low Oil Level Lamp Illumination
  • Engine - Oil Recommendations/Checking Procedure
  • Fuel System - Damage Caused By Fuel Contaminants
  • Cooling System - Proper Cooling System Service Procedure
  • Engine - Crankshaft Seal/Bedplate Sealing Information