2020 Rolls-Royce Cullinan

The 2020 Rolls-Royce Cullinan is an ultra-luxury SUV known for its opulent interior, smooth ride, and powerful performance. It comes standard with a 6.75-liter twin-turbocharged V12 engine producing 563 horsepower and 627 lb-ft of torque, paired with an 8-speed automatic transmission. A “Black Badge” version of the same engine is also available, boosting output to 592 horsepower and 664 lb-ft of torque. Owners generally praise the Cullinan for its exceptional comfort, handcrafted interior, and imposing presence. Common complaints revolve around its high price, considerable size making it difficult to maneuver in tight spaces, and relatively poor fuel economy.

Engine

6.75L Twin-Turbocharged V12

• Oil Leaks
  • Description/Symptoms: Oil leaks can develop from various points in the engine, including valve cover gaskets, oil pan gasket, and around turbocharger fittings. Symptoms include visible oil drips under the vehicle, a burning oil smell, and low oil levels.
  • Solution: Replacing the affected gaskets or seals. Retorquing fasteners in some cases may provide a temporary fix.
  • Estimated Cost to Fix: $500 - $3,000+ depending on the leak location and severity.
  • Recalls: None Found
• Coolant Leaks
  • Description/Symptoms: Coolant leaks can occur from hoses, the water pump, or the radiator. Symptoms include a sweet smell, visible coolant under the vehicle, and the engine overheating.
  • Solution: Replacing the affected hoses, water pump, or radiator.
  • Estimated Cost to Fix: $300 - $2,000+ depending on the location of the leak and parts replaced.
  • Recalls: None Found

Transmission

8-Speed Automatic

• Harsh Shifting/Jerking
  • Description/Symptoms: Some owners have reported experiencing harsh or jerky shifts, particularly when the transmission is cold. In some cases, this is accompanied by a “clunking” noise.
  • Solution: In some cases, a software update can resolve the issue. In more severe cases, valve body replacement or transmission rebuild may be necessary.
  • Estimated Cost to Fix: $200 (Software Update) - $6,000+ (Valve Body or Rebuild)
  • Recalls: None Found

Suspension

• Air Suspension Failure
  • Description/Symptoms: The Cullinan utilizes an air suspension system for a smooth ride. Failures can occur in the air struts, compressor, or air lines. Symptoms include the vehicle sitting unevenly, a rough ride, or the inability to adjust ride height.
  • Solution: Replacing the affected air struts, compressor, or air lines. Diagnosing and repairing leaks in the air suspension system.
  • Estimated Cost to Fix: $1,500 - $5,000+ per strut depending on the location, $800-$2000+ for the compressor.
  • Recalls: None Found

Electrical

• Infotainment System Glitches
  • Description/Symptoms: The infotainment system, which controls navigation, audio, and other vehicle functions, can experience glitches such as freezing, crashing, or unresponsive touch screen.
  • Solution: Performing a system reset, software update, or replacing the infotainment unit.
  • Estimated Cost to Fix: $0 (Reset) - $5,000+ (Unit Replacement)
  • Recalls: None Found
• Sensor Malfunctions
  • Description/Symptoms: Various sensors, such as parking sensors, blind-spot monitoring sensors, and tire pressure sensors, can malfunction, resulting in error messages or incorrect readings.
  • Solution: Replacing the faulty sensor(s).
  • Estimated Cost to Fix: $200 - $1,000+ depending on the sensor and location.
  • Recalls: None Found

Exterior

• Automatic Door Closing Issues
  • Description/Symptoms: The Cullinan features power-closing doors. These can sometimes malfunction, failing to close completely or requiring multiple attempts.
  • Solution: Adjusting or replacing the door closing mechanism or associated sensors.
  • Estimated Cost to Fix: $500 - $2,000+
  • Recalls: None Found

Interior

• Sunroof/Moonroof Issues
  • Description/Symptoms: Sunroof/moonroof can fail to open or close correctly, get stuck, or leak.
  • Solution: Replacing sunroof motor or regulator; resealing the sunroof.
  • Estimated Cost to Fix: $500 - $2,500+
  • Recalls: None Found

Summary

The 2020 Rolls-Royce Cullinan, while representing the pinnacle of luxury SUVs, can experience issues typical of complex, high-performance vehicles. Engine and transmission issues, while not widespread, can be costly to repair. Air suspension problems are also a potential concern. Electrical glitches, while less severe, can be frustrating. Overall, the severity of potential issues ranges from minor annoyances to significant mechanical failures, with repair costs ranging from a few hundred dollars to several thousand. Prospective buyers should be aware of these potential issues and factor them into their purchasing decision.