
BMW, 5 Series, E12 Common Issues
1. Oil Leaks
Occurrence: 25%Cost to repair: $1000Symptoms:
Engine oil leaks from the valve cover gasket or other areas
2. Rust and Corrosion
Occurrence: 18%Cost to repair: $800Symptoms:
Rust spots on the underside of the car, door sills, and trunk area
3. Electrical Issues
Occurrence: 12%Cost to repair: $600Symptoms:
Faulty gauges, warning lights, or electrical system failures
4. Transmission Problems
Occurrence: 10%Cost to repair: $1200Symptoms:
Slipping or hesitation when shifting gears
5. Brake Issues
Occurrence: 9%Cost to repair: $900Symptoms:
Spongy brake pedal, grinding noises, or difficulty stopping
6. Cooling System Failures
Occurrence: 8%Cost to repair: $700Symptoms:
Overheating engine, steam coming from the hood, or coolant leaks
7. Exhaust System Leaks
Occurrence: 7%Cost to repair: $500Symptoms:
Rust and corrosion on the exhaust system, hissing noises, or reduced power
8. Suspension and Steering Problems
Occurrence: 6%Cost to repair: $400Symptoms:
Clunking or grinding noises from the suspension, uneven tire wear, or loose steering
9. Engine Overheating
Occurrence: 5%Cost to repair: $600Symptoms:
Engine temperature gauge into the red zone, steam coming from the hood, or coolant leaks
10. Rear Axle Failure
Occurrence: 4%Cost to repair: $1000Symptoms:
Vibrations when driving, clunking noises, or difficulty turning
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