1990 BMW M3

Introduction:

The 1990 BMW M3 was a high-performance sports car powered by a legendary 2.3-liter inline-four engine producing 192 horsepower and 170 lb-ft of torque. It was offered with a five-speed manual transmission. The M3 was renowned for its exceptional handling, sharp steering, and thrilling driving experience. However, it also had a reputation for reliability issues.

Engine:

• S14B23 2.3L Inline-Four
  • VANOS System Malfunction:
    • Description/Symptoms: Loss of power, rough idling, engine stalling
    • Solution: Replace VANOS unit
    • Estimated Cost to Fix: $1,000 - $2,000+
    • Recalls: None Found
  • Crankshaft Position Sensor Failure:
    • Description/Symptoms: Engine no-start or intermittent stalling
    • Solution: Replace crankshaft position sensor
    • Estimated Cost to Fix: $200 - $400
    • Recalls: None Found

Transmission:

• Getrag 265 Five-Speed Manual
  • Synchronizer Wear:
    • Description/Symptoms: Difficulty shifting gears, grinding noises
    • Solution: Rebuild or replace transmission
    • Estimated Cost to Fix: $1,500 - $2,500+
    • Recalls: None Found

Suspension:

• No Issues Found

Electrical:

• Ignition Coil Failure: * Description/Symptoms: Engine misfires, loss of power * Solution: Replace ignition coils * Estimated Cost to Fix: $200 - $500+ * Recalls: None Found
• Window Regulator Motor Failure: * Description/Symptoms: Unable to open or close windows * Solution: Replace window regulator motor * Estimated Cost to Fix: $300 - $600+ * Recalls: None Found

Exterior:

• Rust on Tailgate: * Description/Symptoms: Rust spots on the tailgate, especially around the latch * Solution: Replace tailgate or repair rust * Estimated Cost to Fix: $500 - $1,000+ * Recalls: None Found

Interior:

• Dashboard Cracking: * Description/Symptoms: Cracks forming on the dashboard * Solution: Replace dashboard or repair cracks * Estimated Cost to Fix: $300 - $800+ * Recalls: None Found

Summary:

The 1990 BMW M3 is a thrilling sports car with a legendary engine and sharp handling. However, it has a reputation for reliability issues, particularly with the engine, transmission, and electrical systems. The severity of these issues varies, and the cost of repairs can be substantial.