1999 BMW M3

Introduction:

The 1999 BMW M3 is a high-performance coupe powered by a naturally aspirated 3.2-liter inline-6 engine that produces 315 horsepower and 295 lb-ft of torque. It is available with a 5-speed manual or 5-speed SMG sequential manual gearbox. The M3 is known for its nimble handling, impressive acceleration, and aggressive styling. However, it can have some reliability concerns.

Engine

3.2-liter Inline-6

• Vanosen Solenoid Failure:
  • Description/Symptoms: Engine misfires or runs rough at idle or under load.
  • Solution: Replace the Vanosen solenoids.
  • Estimated Cost to Fix: $500 - $1,200+
• Crankshaft Position Sensor Failure:
  • Description/Symptoms: Engine stalls or does not start.
  • Solution: Replace the crankshaft position sensor.
  • Estimated Cost to Fix: $200 - $500
  • Recalls: 3
• Connecting Rod Bearing Failure:
  • Description/Symptoms: Knocking noise from the engine.
  • Solution: Rebuild or replace the engine.
  • Estimated Cost to Fix: $5,000 - $10,000+
  • Recalls: None Found

Transmission

5-Speed Manual:

• Shift Linkage Bushing Wear:
  • Description/Symptoms: Difficulty shifting gears.
  • Solution: Replace the shift linkage bushings.
  • Estimated Cost to Fix: $300 - $500

5-Speed SMG:

• Clutch Friction Plate Wear:
  • Description/Symptoms: Slipping clutch during acceleration or hard driving.
  • Solution: Replace the clutch friction plate.
  • Estimated Cost to Fix: $2,000 - $3,000+
• Hydraulic Pump Failure:
  • Description/Symptoms: Transmission does not shift gears smoothly.
  • Solution: Replace the hydraulic pump.
  • Estimated Cost to Fix: $2,500 - $4,000+

Suspension

• Strut Mount Failure:
  • Description/Symptoms: Clunking noises from the front suspension.
  • Solution: Replace the strut mounts.
  • Estimated Cost to Fix: $500 - $1,000+

Electrical

• Alternator Failure:
  • Description/Symptoms: Dimming lights or electrical issues.
  • Solution: Replace the alternator.
  • Estimated Cost to Fix: $700 - $1,200+

Exterior

• Taillight Seal Failure:
  • Description/Symptoms: Water condensation inside the taillights.
  • Solution: Replace the taillight seals.
  • Estimated Cost to Fix: $200 - $400+

Interior

• Dashboard Pixel Failure:
  • Description/Symptoms: Pixels on the dashboard display are not working.
  • Solution: Repair or replace the dashboard unit.
  • Estimated Cost to Fix: $500 - $1,000+
• HVAC Blower Motor Failure:
  • Description/Symptoms: No air flow from the air vents.
  • Solution: Replace the blower motor.
  • Estimated Cost to Fix: $300 - $500+

Summary:

The 1999 BMW M3 can be a reliable performance car, but it has a few potential issues that can be expensive to fix. The most serious issue is the connecting rod bearing failure, which can lead to catastrophic engine damage. Other issues, such as electrical problems, can also be costly to repair. However, with proper maintenance and care, the M3 can provide many years of driving enjoyment.