1994 Mercedes-Benz S350

1994 Mercedes-Benz S350

The 1994 Mercedes-Benz S350 is a luxury sedan powered by a 3.5-liter V8 engine paired with a 5-speed automatic transmission. It delivers 230 horsepower and 236 lb-ft of torque. The S350 is appreciated for its comfortable ride, luxurious interior, and refined driving experience, but it has also been known for some common issues.

Engine

• 24-Valve DOHC 3.5L V8
  • Intake Valve Stem Seal Leak
    • Description/Symptoms: Oil consumption, blue smoke from exhaust
    • Solution: Replace valve stem seals
    • Estimated Cost to Fix: $1,500 - $2,500+
    • Recalls: None Found
  • Timing Chain Tensioner Failure
    • Description/Symptoms: Noisy engine, loss of power
    • Solution: Replace timing chain tensioner
    • Estimated Cost to Fix: $1,200 - $2,000
    • Recalls: None Found

Transmission

• 5-Speed Automatic
  • Shift Solenoid Failure
    • Description/Symptoms: Rough shifting, delayed engagement, limp mode
    • Solution: Replace shift solenoid
    • Estimated Cost to Fix: $300 - $800
    • Recalls: None Found

Suspension

• No Issues Found

Electrical

• Headlight Switch Failure * Description/Symptoms: Headlights not working, turn signals not working * Solution: Replace headlight switch * Estimated Cost to Fix: $150 - $300 * Recalls: None Found
• Ignition Switch Failure * Description/Symptoms: Engine doesn’t start, key not turning * Solution: Replace ignition switch * Estimated Cost to Fix: $250 - $600 * Recalls: None Found

Exterior

• Trunk Seal Failure * Description/Symptoms: Water in trunk, trunk not sealing properly * Solution: Replace trunk seal * Estimated Cost to Fix: $100 - $200 * Recalls: None Found

Interior

• Power Window Switch Failure * Description/Symptoms: Window not working, switch not functioning * Solution: Replace power window switch * Estimated Cost to Fix: $100 - $250 * Recalls: None Found
• Sunroof Drain Tube Clogging * Description/Symptoms: Water leaking into interior, sunroof not draining properly * Solution: Clean or replace sunroof drain tube * Estimated Cost to Fix: $50 - $150 * Recalls: None Found

Summary

The 1994 Mercedes-Benz S350 is a well-made luxury sedan, but it has some common issues to watch out for. The most significant concerns are the intake valve stem seal leak, which can cause oil consumption and engine damage, and the transmission shift solenoid failure, which can lead to erratic shifting and limp mode. Other issues, such as electrical switch failures and sunroof drain tube clogging, are less severe but can still be inconvenient. Overall, the cost of repairs for these issues can vary depending on the severity of the problem and the location of the repair.