1994 Mercedes-Benz SL320

1994 Mercedes-Benz SL320

The 1994 Mercedes-Benz SL320 is a luxury roadster powered by a 3.2-liter V6 engine producing 228 horsepower and 236 lb-ft of torque. It is paired with a 4-speed automatic transmission. The SL320 is known for its stylish design, comfortable interior, and smooth ride. However, it also has some common issues that owners should be aware of.

Engine

• 6-cylinder M104.992
  • Intake manifold gasket failure
    • Description/Symptoms: Coolant or oil leaks, overheating, rough idle
    • Solution: Replace intake manifold gasket
    • Estimated Cost to Fix: $500-$1000
    • Recalls: None Found
  • Valve cover gasket leak
    • Description/Symptoms: Oil leaks from valve covers
    • Solution: Replace valve cover gaskets
    • Estimated Cost to Fix: $200-$400
    • Recalls: None Found

Transmission

• 4-speed automatic
  • Shift solenoid failure
    • Description/Symptoms: Transmission won’t shift gears smoothly
    • Solution: Replace shift solenoid
    • Estimated Cost to Fix: $200-$500
    • Recalls: None Found
  • Torque converter shudder
    • Description/Symptoms: Shuddering or vibration during acceleration
    • Solution: Replace torque converter
    • Estimated Cost to Fix: $1000-$2000
    • Recalls: None Found

Suspension

• Front suspension strut mount failure
  • Description/Symptoms: Clunking or rattling noises from front suspension
  • Solution: Replace strut mounts
  • Estimated Cost to Fix: $500-$1000
  • Recalls: None Found
• Rear suspension subframe cracking
  • Description/Symptoms: Cracking or breaking of rear subframe
  • Solution: Weld or replace subframe
  • Estimated Cost to Fix: $2000-$4000
  • Recalls: None Found

Electrical

• Alternator failure
  • Description/Symptoms: Electrical system failure, battery warning light
  • Solution: Replace alternator
  • Estimated Cost to Fix: $500-$1000
  • Recalls: None Found
• Window regulator failure
  • Description/Symptoms: Power windows not working
  • Solution: Replace window regulator
  • Estimated Cost to Fix: $200-$400
  • Recalls: None Found

Exterior

• Headlight condensation
  • Description/Symptoms: Condensation or moisture inside headlights
  • Solution: Replace or repair headlights
  • Estimated Cost to Fix: $500-$1000
  • Recalls: None Found

Interior

• Sunroof wind noise
  • Description/Symptoms: Excessive wind noise from sunroof
  • Solution: Adjust or replace sunroof seals
  • Estimated Cost to Fix: $200-$500
  • Recalls: None Found
• Instrument cluster pixel failure
  • Description/Symptoms: Pixels on instrument cluster not working
  • Solution: Replace instrument cluster
  • Estimated Cost to Fix: $500-$1000
  • Recalls: None Found

Summary

Overall, the 1994 Mercedes-Benz SL320 is a reliable and enjoyable roadster. However, it does have some common issues that can be costly to repair. Potential owners should be aware of these issues and budget accordingly. The severity of the issues varies, with some being relatively minor and inexpensive to fix, while others can be more serious and costly.