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BMW, 3 Series Common Issues

  1. Engine Oil Leaks
  2. Coolant Loss
  3. Water Pump Failure
  4. Timing Chain Rattle/Loss of Tensioner
  5. Electronic Throttle Body (ETB) Faults
  6. Transmission Solenoid Malfunction
  7. DSC (Dynamic Stability Control) System Failures
  8. Rear Main Seal Leaks
  9. Crankshaft Position Sensor Failure
  10. Rear Differential Bearing Wear/Replacement Needed
  11. Oxygen Sensor Failure
  12. Mass Airflow Sensor (MAF) Issues
  13. Ignition Coil Pack Failure
  14. Fuel Pressure Regulator Malfunction
  15. PCV System Clogs/Leaks
  16. EGR Valve Sticking/Clogging
  17. Rear Axle Shaft Bushing Wear
  18. Power Steering Pump Leak
  19. Throttle Position Sensor (TPS) Faults
  20. ABS Module Failure
  21. Battery Drain (Alternator not charging properly)
  22. Fuel Level Sensor Malfunction
  23. Gearshift Cable Fraying/Breakage
  24. Brake Master Cylinder Leaks
  25. Spark Plug Wires Cracking/Oil Leaking into the Engine
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