What are the most common problems with the 2018 Acura TLX?

The primary ownership risk for the 2018 Acura TLX is **engine seizure** due to connecting rod bearing failure, a critical mechanical defect.

How many recalls does the 2018 Acura TLX have?

The 2018 Acura TLX currently has 37 recalls on file. Review the full recall report to see affected components and available remedies.

Is the 2018 Acura TLX a good buy used?

Verdict: Proceed with caution. The primary ownership risk for the 2018 Acura TLX is **engine seizure** due to connecting rod bearing failure, a critical mechanical defect. A high number of recalls (37) and complaints (138) highlight systemic issues, particularly with the **engine** and **electrical system**. While safety ratings are excellent (5-star overall), the mechanical vulnerabilities necessitate a cautious approach for used buyers. Verify that all recalls, especially those concerning the fuel pump and engine bearings, have been properly addressed. Expect average fuel economy (23 MPG combined), but budget for potential repairs related to known weak points. Always verify service history, open recalls, and maintenance records before purchasing.

What maintenance costs should I expect for the 2018 Acura TLX?

Refer to the maintenance cost guide for interval schedules, DIY difficulty ratings, and typical repair cost ranges for the 2018 Acura TLX.

2018 Acura TLX Report

Known issues, recalls, running costs, and what to check before you buy.

Updated May 30, 2026Daniel Wilson37 Critical Recalls

Overall Score

Our Verdict

Proceed with caution

Key Takeaways

The primary ownership risk for the 2018 Acura TLX is engine seizure due to connecting rod bearing failure, a critical mechanical defect.
A high number of recalls (37) and complaints (138) highlight systemic issues, particularly with the engine and electrical system.
While safety ratings are excellent (5-star overall), the mechanical vulnerabilities necessitate a cautious approach for used buyers.
Verify that all recalls, especially those concerning the fuel pump and engine bearings, have been properly addressed.

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Overview

2018 Acura TLX

The 2018 Acura TLX offers a premium experience with strong safety ratings, but used car shoppers should be aware of its significant reliability concerns. With 37 recalls and 138 complaints logged, the powertrain and electrical systems are areas of particular focus. The vehicle achieves a respectable 23 MPG combined, but potential repair costs associated with its numerous recalls and common issues warrant careful consideration. Its 3.5L V6 engine paired with a 9-speed automatic transmission provides adequate performance for daily driving. However, the prevalence of engine seizure and fuel pump issues suggests a need for thorough pre-purchase inspection.

Critical Failure Risk

This critical failure mode, often linked to connecting rod bearing wear, can lead to complete engine failure.

Early detection can help you avoid a $5,000-$10,000 repair.

Open Maintenance Analysis →

Safety & Bulletins

Open Recalls37

Service Bulletins0

Full Recall History →

Owner Complaints

138

Engine27

Detailed Issue Breakdown →

Performance & Efficiency

Fuel Efficiency

Combined

MPG

City

MPG

Highway

MPG

Full Vehicle Specifications ↓

Reliability

Practicality

The score is mainly limited by high fuel consumption.

Buyer Fit

Who This Car Is For

Best for

Buyers prioritizing safety ratings and a premium feel.

+2 more buyer-fit notes in the full report

Avoid if

Risk-averse buyers seeking a trouble-free ownership experience.

+2 more buyer-fit warnings in the full report

2018 Acura TLX Reliability Analysis

Specs

Vehicle Specs

Fuel Type: Premium
Seating Capacity: 5
Transmission: Automatic (S9)
Drivetrain: Front-Wheel Drive
Body Style: Sedan
EPA Combined MPG: 23

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Most Common Issues

1. ENGINE

Most reported

Usage: 27 reports

2. Electrical System

Usage: 16 reports

See all common issues in the maintenance guide

First Service Interval

- Oil Change (5W-30 Synthetic) (Parts: 5W-30 Synthetic Engine Oil, Oil Filter)

Est. shop cost: $75 - $120

7,500 mi

Unlock the full maintenance guide for every scheduled service interval and cost forecast.

Full pre-purchase inspection checklist

Complete maintenance schedule (6 service intervals)

Repair forecasts with mileage and cost context

Full buyer-fit guidance and who should avoid it

Full specs and trim-level context

37 recall campaign details & remedy notes

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FAQ

Is the 2018 Acura TLX reliable?

The CarFocal Reliability Score for the 2018 Acura TLX is 5.5/10. Reliability score is 5.5/10. NHTSA recalls: 37. Owner complaints: 138.

How practical is the 2018 Acura TLX for daily use?

Practicality score is 5.0/10. The score is mainly limited by high fuel consumption. EPA combined economy is 23 MPG. Seating capacity is 5. 4 passenger doors are listed.

What is the overall score for the 2018 Acura TLX?

The CarFocal Overall Score for the 2018 Acura TLX is 6.6/10. Overall score is 6.6/10 (Good). Confidence 85%. Maintenance 7.2/10. Tuning 4.0/10. Practicality 5.0/10.

What does it cost to own and maintain a 2018 Acura TLX?

Based on Carfocal's data, First listed service: - Oil Change (5W-30 Synthetic) (Parts: 5W-30 Synthetic Engine Oil, Oil Filter) at 7,500 miles. Estimated first-year maintenance: $1,000 - $1,500. Repair prediction highlight: Engine (typical at 80,000 miles, estimated cost Min: $5,000 • Max: $10,000+).

What engine is in the 2018 Acura TLX?

Engine specs list 6 • 3.5.

What transmission does the 2018 Acura TLX use?

According to CarFocal's specs for the 2018 Acura TLX, transmission is Automatic (S9). The paired drivetrain is Front-Wheel Drive.

Does the 2018 TLX require Premium gas?

Manufacturer fuel recommendation: Premium.

What is the combined EPA MPG for the 2018 Acura TLX?

EPA combined estimate is 23 MPG.

What driver assistance and safety features are available on the 2018 Acura TLX?

12 standard driver assistance features. Key features include Anti-lock Braking System, Electronic Stability Control, Traction Control.

How many people fit in a 2018 Acura TLX?

According to CarFocal's specs for the 2018 Acura TLX, seating capacity is 5.

What body style is the 2018 Acura TLX?

According to CarFocal's specs for the 2018 Acura TLX, body style is sedan.

What drivetrain does the 2018 Acura TLX use?

According to CarFocal's specs for the 2018 Acura TLX, drivetrain is Front-Wheel Drive. Transmission is Automatic (S9).

What are the NHTSA safety ratings for the 2018 Acura TLX?

NHTSA ratings: Overall 5/5 • Frontal 5/5 • Side 5/5 • Rollover 5/5.

Is the 2018 Acura TLX good for tuning?

Tuning potential is rated 4/10. The 2018 Acura TLX presents a challenging platform for significant performance tuning.

What are the most common engine problems on the 2018 Acura TLX?

Top complaint category: engine (27 reports, 19.6% of complaints).

Are there open safety recalls on the 2018 Acura TLX?

This model year has 37 official safety campaigns listed.