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Is the Acura TL 2005 reliable?

Generally, the 2005 Acura TL is considered a reliable used luxury sedan thanks to Honda-based engineering, but its long-term reliability depends on how well the car has been maintained and how many miles it has accumulated.


The 2005 TL sits in the second-generation lineup (2004–2008) and shares much of its underlying engineering with Honda’s proven V6 platforms. As with any aging vehicle, reliability today hinges on maintenance history, previous ownership, and the condition of wear-prone components such as the drivetrain, suspension, and electrical system. This article reviews what tends to hold up well, common trouble spots to watch for, and practical steps to assess reliability before buying one today.


The reliability picture for the 2005 TL


Below are the key factors that influence whether a 2005 TL will be a dependable daily driver, along with practical guidance for prospective buyers and current owners.


Common issues to watch for


Before you inspect or buy, keep these typical trouble spots in mind. These issues are commonly reported by owners with higher mileage and can influence long-term reliability.



  • Transmission wear or rough shifting in some automatics, particularly with higher mileage.

  • Suspension components such as control arms, bushings, and struts that wear with age and mileage can affect ride quality and handling.

  • Electrical gremlins, including dashboard gauges, power windows, and sunroof operation, that may emerge as the car ages.

  • Brake components (pads, rotors, and sometimes ABS sensors) that show wear with regular use and can be costly to replace in older vehicles.

  • Rust or corrosion on body panels and undercarriage in climates with road salt or high humidity, particularly on older units.


Conclusion: A well-documented maintenance history and careful inspection reduce the likelihood of surprising reliability problems. Age and mileage, however, inevitably bring wear items that require attention.


Maintenance and ownership costs


Maintenance costs for a 2005 TL reflect its age and luxury positioning. While parts and labor may be higher than a non-luxury used sedan, the car’s longevity and parts availability help keep ownership manageable for many owners.



  • Regular oil changes with appropriate synthetic oil are essential to long-term engine health.

  • Brake service typically becomes more frequent as the car ages and miles accumulate.

  • The timing chain (not a belt) reduces certain maintenance risks, but tensioners and guides can wear with high mileage and require inspection.

  • Suspension components (struts, control arms, bushings) and tires tend to wear in line with mileage, often around 60,000–100,000 miles depending on use.

  • Transmission health is a common maintenance focus; proactive service can prevent expensive failures, but a failing transmission can be costly to repair or replace.


Conclusion: With consistent maintenance and attentive care, a 2005 TL can remain a dependable vehicle, though ownership costs will reflect its age and the typical needs of a luxury sedan from that era.


Buying tips to maximize reliability


To gauge reliability and avoid costly surprises, follow a structured approach during evaluation and test driving.



  1. Obtain a complete maintenance history and any available records, including service campaigns and recalls.

  2. Have a trusted mechanic perform a thorough pre-purchase inspection focused on the transmission, suspension, brakes, electrical system, and potential rust or water intrusion.

  3. Check for open recalls or service bulletins and verify that any required work has been completed.

  4. Test drive to assess transmission smoothness, steering responsiveness, brake feel, and overall ride quality; listen for unusual noises or vibrations.

  5. Inspect common wear items (tires, brakes, rotors) and examine the engine bay for leaks or signs of neglect.


Conclusion: A meticulous pre-purchase evaluation helps buyers determine whether a 2005 TL will deliver reliable service and what potential repairs may lie ahead.


Bottom line and practical takeaway


In the current market, a well-kept 2005 Acura TL generally offers a favorable reliability profile for a used-luxury sedan, thanks to Honda-sourced engineering and a robust V6. The big caveat is age: higher mileage increases the likelihood of wear across routine components and the possibility of more extensive repairs. Prospective buyers should prioritize documented maintenance, address any age-related wear proactively, and budget for typical wear items while enjoying the TL’s established track record for reliability when properly cared for.


Summary


The 2005 Acura TL remains a solid choice for used-luxury shoppers who value proven engineering and balanced performance. Its reliability is solid on average, especially when the car has a complete maintenance history and has been cared for over the years. As with any aging vehicle, the key to long-term reliability is proactive maintenance, careful inspection, and readiness to address wear items. When these conditions are met, a well-preserved TL from this era can continue to serve as a dependable daily driver.

Kevin's Auto

Kevin Bennett

Company Owner

Kevin Bennet is the founder and owner of Kevin's Autos, a leading automotive service provider in Australia. With a deep commitment to customer satisfaction and years of industry expertise, Kevin uses his blog to answer the most common questions posed by his customers. From maintenance tips to troubleshooting advice, Kevin's articles are designed to empower drivers with the knowledge they need to keep their vehicles running smoothly and safely.