2006 Acura RL

The 2006 Acura RL is a mid-size luxury sedan known for its Super Handling All-Wheel Drive (SH-AWD) system, comfortable ride, and advanced technology for its time. All 2006 RLs came equipped with a 3.5-liter SOHC VTEC V6 engine producing 290 horsepower and 256 lb-ft of torque. It was exclusively paired with a 5-speed automatic transmission. Owners generally appreciate the RL’s quiet cabin, smooth ride, and reliability. Common complaints revolve around the dated infotainment system, lower than expected fuel economy, and some specific electronic issues.

Engine

3.5L SOHC VTEC V6

• Excessive Oil Consumption
  • Description/Symptoms: Some owners report higher than normal oil consumption, requiring frequent top-offs between oil changes. This may manifest as a burning oil smell or visible exhaust smoke.
  • Solution: Monitor oil levels closely and use the correct grade of oil. If consumption is excessive, a mechanic can perform a leak-down test to check for worn piston rings or valve seals.
  • Estimated Cost to Fix: $500 - $3000+ depending on the cause and repair needed.
  • Recalls: None Found
• Valve Cover Gasket Leaks
  • Description/Symptoms: Oil leaks from the valve cover gaskets can cause a burning smell and oil drips on the engine.
  • Solution: Replacement of the valve cover gaskets.
  • Estimated Cost to Fix: $200 - $400
  • Recalls: None Found

Transmission

5-Speed Automatic

• Harsh Shifting/Slipping
  • Description/Symptoms: Some owners have reported harsh or erratic shifting, particularly between gears, or transmission slipping. This can be more pronounced when the transmission is cold.
  • Solution: Start with a transmission fluid change using Honda/Acura ATF-Z1 or DW-1 fluid. If the problem persists, further diagnosis of the transmission’s internal components, such as solenoids or valve body, may be necessary. In some cases, a transmission rebuild or replacement is required.
  • Estimated Cost to Fix: $100 (fluid change) to $2500 - $4000 (rebuild or replacement)
  • Recalls: None Found

Suspension

• SH-AWD System Issues
  • Description/Symptoms: SH-AWD system failures are rare but can occur. Symptoms include a warning light on the dashboard and reduced traction in slippery conditions. The rear differential and its electronic components are most commonly affected.
  • Solution: Diagnosis by a qualified mechanic is crucial to pinpoint the source of the problem. Faulty sensors, actuators, or the rear differential itself may require replacement.
  • Estimated Cost to Fix: $500 - $2000+ depending on the specific component that has failed.
  • Recalls: None Found
• Worn Suspension Components
  • Description/Symptoms: Clunking or rattling noises from the suspension, especially over bumps, can indicate worn ball joints, control arm bushings, or struts. Reduced handling precision and uneven tire wear are also possible symptoms.
  • Solution: Inspection of suspension components by a qualified mechanic. Replacement of worn parts is necessary to restore proper ride and handling.
  • Estimated Cost to Fix: $200 - $1000+ depending on the components replaced.
  • Recalls: None Found

Electrical

• Navigation/Infotainment System Failures
  • Description/Symptoms: The outdated navigation system is prone to failures, including screen malfunctions, software glitches, and GPS errors. The system can become unresponsive or display incorrect information.
  • Solution: Updating the navigation system software is possible, but support may be limited due to its age. Replacement of the head unit with an aftermarket system is a common solution.
  • Estimated Cost to Fix: $100 - $1000+ depending on the fix.
  • Recalls: None Found
• Hands-Free Link Problems
  • Description/Symptoms: Some owners report issues with the HandsFreeLink Bluetooth system, including difficulties pairing phones, dropped calls, and poor audio quality.
  • Solution: Troubleshooting can involve checking phone compatibility, resetting the system, or updating software if available.
  • Estimated Cost to Fix: $0 - $300, in most cases, it depends on what the source of the issues are.
  • Recalls: None Found
• Power Seat Issues
  • Description/Symptoms: The power seats, especially the driver’s seat, can experience problems with the motors or switches, leading to limited or no movement.
  • Solution: Diagnosis of the seat motors, switches, and wiring. Replacement of faulty components is necessary.
  • Estimated Cost to Fix: $100 - $500+ depending on the issue and parts needed.
  • Recalls: None Found

Exterior

• Headlight Condensation
  • Description/Symptoms: Condensation build-up inside the headlight housings is a common issue, especially in humid climates. This can reduce headlight output and detract from the vehicle’s appearance.
  • Solution: Check the headlight housing seals and replace them if necessary. Sometimes drilling a small drain hole helps but can introduce more moisture later. Replacement of the headlight assemblies is also an option.
  • Estimated Cost to Fix: $50 - $500+ depending on the fix
  • Recalls: None Found

Interior

• Sunroof Issues
  • Description/Symptoms: The sunroof can sometimes experience motor failure, sticking, or leaks.
  • Solution: Diagnosis and repair or replacement of the sunroof motor, tracks, or seals.
  • Estimated Cost to Fix: $200 - $800+ depending on the issue.
  • Recalls: None Found
• Dashboard Cracking
  • Description/Symptoms: Due to prolonged exposure to sunlight and heat, the dashboard can develop cracks, especially in hotter climates.
  • Solution: Replacement of the dashboard is possible but expensive. A common solution is to install a dashboard cover.
  • Estimated Cost to Fix: $50 - $1500+ depending on the fix.
  • Recalls: None Found

Summary

The 2006 Acura RL, while generally reliable, does have some common issues owners should be aware of. Engine-related issues such as excessive oil consumption can be costly to address. Electrical issues, especially with the navigation system, are a common frustration. While some of these issues are minor, others can be expensive to repair. Before purchasing a 2006 RL, it’s advisable to have it thoroughly inspected by a mechanic to identify any potential problems.