The 2018 Acura RLX is a midsize car that came with a 3.5L 6-cyl engine. Even at 8 years old, a damaged or broken-down one still has real value for its parts. Running or not, we'll make you an offer and tow it away for free.
| Body style | Midsize Cars |
|---|---|
| Engines | 3.5L 6-cyl |
| Transmissions | Automatic (S10), Automatic (AM-S7) |
| Drive | Front-Wheel Drive, All-Wheel Drive |
| Fuel | Premium Gasoline |
| Fuel economy | 20–28 city / 29 highway / 23–28 combined MPG |
| EPA annual fuel cost | $2,950–$3,550 a year (EPA estimate at current fuel prices, 15,000 miles) |
| Tailpipe CO₂ | 316–383 grams per mile |
| EPA fuel economy score | 5–6 out of 10 |
| EPA greenhouse gas score | 5–6 out of 10 |
| Curb weight (NHTSA test vehicle) | 4,006 lb |
| Gross vehicle weight rating | 4,993–5,397 lb |
| Versions tested by EPA | 2 configurations: RLX, RLX Hybrid |
| Age | 8 years |
Specs, fuel cost and emissions from the EPA's fueleconomy.gov data; weights from NHTSA crash-test records. Your car's exact equipment may differ.
NHTSA lists 1 safety recall covering the 2018 Acura RLX. Open recalls don't stop you from selling or junking the car, but check your VIN at nhtsa.gov/recalls to see which apply to yours.
Honda (American Honda Motor Co.) is recalling certain 2013-2023 Honda Accord, Civic Coupe, Civic Sedan, Civic Hatchback, Civic Type R, CR-V, HR-V, Ridgeline, Odyssey, Acura ILX, MDX, MDX Hybrid, RDX, RLX, TLX, 2019-2022 Honda Insight, Passport, 2020 Honda CR-V Hybrid, 2018-2019 Honda Clarity PHEV, Fit, and 2015-2020 Honda Accord…
Risk: Fuel pump failure can cause an engine stall while driving, increasing the risk of a crash.
Owners have filed 9 complaints about the 2018 Acura RLX with NHTSA.
Complaints are reports from owners and aren't verified by NHTSA. One complaint can list several components. Mileage is the median odometer reading owners reported for that component.
NHTSA's 5-Star Safety Ratings for the 2018 Acura RLX, by version tested.
| Version | Overall | Frontal crash | Side crash | Rollover | Rollover risk |
|---|---|---|---|---|---|
| 4 Dr, FWD | ★★★★★ | ★★★★★ | ★★★★★ | ★★★★★ | 9.7% |
| 4 Dr, AWD | Not rated | — | ★★★★★ | ★★★★★ | 9.7% |
Source: NHTSA 5-Star Safety Ratings (NCAP). Ratings from different model years or rating systems aren't directly comparable.
Manufacturers have filed 21 technical service bulletins and communications with NHTSA covering the 2018 Acura RLX. These are repair instructions for known issues, not recalls.
Warranty Extension - Under certain circumstances, abnormal noise may be heard from the rear when driving straight or making small side-to-side turning movements with the
Owner Notification Letter - Under certain circumstances, abnormal noise may be heard from the rear when driving straight or making small side-to-side turning movements wi
Dealer Message - Due to manufacturing errors, abnormal noise may be heard from the rear when driving straight or making small side-to-side turning movements with the stee
Service Bulletin - Due to manufacturing errors, abnormal noise may be heard from the rear when driving straight or making small side-toside turning movements with the st
Owner notification - Our records indicate that a Emissions Recall has not been completed on this vehicle. When the powertrain control module (PCM) detects a malfunction i
Owner Notification Letter - When the powertrain control module (PCM) detects a malfunction in one of the odd number transmission gears, it will set one of four diagnostic
Source: NHTSA manufacturer communications (technical service bulletins).
NHTSA opened 2 defect investigations covering the 2018 Acura RLX.
Pedestrian alert sounds
NHTSA received a petition on or about July 18, 2022, requesting that Federal Motor Vehicle Safety Standard (FMVSS) 141 be applied to all electric and hybrid vehicles operating in the United States. The petition can be reviewed at NHTSA.gov under ODI Number 11486072. FMVSS 141 establishes performance requirements for pe
Electrical overstress
The Office of Defects Investigation (ODI) opened this investigation to determine if the failure of airbags to deploy during severe crashes, in certain vehicles, was the result of a safety related defect. During the investigation a complex failure was studied that can result in non-deployment of subject vehicle air bags
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It depends on its condition, whether major parts like the engine, transmission and catalytic converter are still there, and current scrap and parts prices where you live. Its parts make up much of its value. Enter your ZIP code above for a free offer on your specific car.
Yes. We buy 2018 RLXs that don't start, were in an accident, failed inspection or have a blown engine or transmission. Towing is always free.
Yes. Open recalls don't prevent a junk sale. NHTSA lists 1 recall for the 2018 Acura RLX; you can check whether any are still open on yours with the VIN lookup at nhtsa.gov/recalls.
Usually the title and a photo ID. Rules differ by state, including what to do with your plates and whether to file a notice of sale. Check our state-by-state car title guides for the official forms.
Data retrieved October 2026.
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