Model year 2018 · Small Sport Utility Vehicle 4WD, Small Sport Utility Vehicle 2WD

2018 Acura RDX: recalls, fuel economy and safety ratings

EPA rates the 2018 Acura RDX at 22–23 mpg combined across 2 versions. NHTSA lists 1 safety recall and 78 owner complaints for this model year. Its best NHTSA overall crash-test rating is 5 out of 5 stars.

Safety recalls

1

EPA combined mpg

22–23

NHTSA overall rating

5/5

Recall file dated Oct 27, 2026 · EPA file dated Sep 29, 2026 · updated Oct 27, 2026, 7:34 AM EDT

Check your own car: enter your 17-character VIN at nhtsa.gov/recalls to see open recalls for that exact vehicle, and contact a Acura dealer to schedule the repair — safety recall repairs are free. The list below covers the whole model year, so not every recall applies to every car.

2018 Acura RDX recalls

NHTSA's recall file lists 1 safety recall for the 2018 Acura RDX, newest first.

Fuel system, gasoline: Delivery: Fuel pump

NHTSA 23V858000 Reported Dec 18, 2023
Filed by
Honda (American Honda Motor Co.) (manufacturer recall no. KGC, KGD)
Units affected
2,490,460 (estimate)
Problem
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 Hybrid, Pilot, Acura NSX vehicles. The fuel pump inside the fuel tank may fail.
Risk
Fuel pump failure can cause an engine stall while driving, increasing the risk of a crash.
Remedy
Dealers will replace the fuel pump module, free of charge. Owner letters were mailed September 6, 2024. Owners may contact Honda customer service at 1-888-234-2138. Honda's numbers for this recall are KGC and KGD. This recall is an expansion of NHTSA recall numbers 21V-215 and 20V-314.

Full recall record on nhtsa.gov

Recall summaries are written by NHTSA from manufacturers' defect reports. Dates are when NHTSA received the report.

2018 Acura RDX fuel economy by version

EPA city/highway/combined estimates for each engine, transmission and drive combination. Annual fuel cost is EPA's estimate for 15,000 miles a year (55% city, 45% highway) at EPA's current fuel-price assumptions; your cost will vary.

2018 Acura RDX EPA fuel economy
VersionEngineTransmissionDriveFuelCity/Hwy/CombFuel cost/yrCO2 g/mi
RDX AWD3.5L 6-cylAutomatic 6-speedAll-Wheel DrivePremium19/27/22 mpg$3,750402
RDX FWD3.5L 6-cylAutomatic 6-speedFront-Wheel DrivePremium20/28/23 mpg$3,550386

Source: FuelEconomy.gov (U.S. DOE and EPA), file dated Sep 29, 2026. Each version links to its FuelEconomy.gov record.

EPA estimates come from standardized lab tests so cars can be compared fairly; real-world mileage depends on speed, weather, load, tires and driving style.

2018 Acura RDX crash-test ratings

NHTSA 5-Star Safety Ratings for the tested versions. More stars mean a lower chance of serious injury in that type of crash. Rollover risk is NHTSA's estimated chance of rolling over in a single-vehicle crash.

2018 Acura RDX NHTSA 5-Star Safety Ratings
Tested vehicleOverallFrontalSideRolloverRollover riskForward collision warning
2018 Acura RDX SUV AWD5 stars5 stars5 stars4 stars15.5%Optional
2018 Acura RDX SUV FWD5 stars5 stars5 stars4 stars16.4%Optional

Source: NHTSA 5-Star Safety Ratings (New Car Assessment Program), checked Oct 26, 2026.

Star ratings compare vehicles of similar size and weight; a frontal rating for a large pickup is not directly comparable with one for a small car.

2018 Acura RDX owner complaints

Owners have filed 78 complaints with NHTSA about the 2018 Acura RDX, most recently on Oct 23, 2026. 5 mention a crash, 0 a fire, 3 injured people and 0 deaths. These are unverified reports; a complaint is not proof of a defect.

Most-cited components in 2018 Acura RDX complaints
Component named in complaintsMentions
Fuel system, gasoline17
Fuel/propulsion system17
Power train13
Engine11
Unknown or other8
Electrical system7
Vehicle speed control7
Service brakes4
Air bags3
Lane departure: Blind spot detection3

Source: NHTSA consumer complaint files (complaints received since January 1, 2015). One complaint can name several components.

Had a safety problem with your vehicle? You can report it to NHTSA at nhtsa.gov/report-a-safety-problem.

Other Acura RDX model years

Acura RDX by model year
YearCombinedRecallsComplaintsOverall rating
2026 RDX23 mpg015/5
2025 RDX23 mpg1305/5
2024 RDX23 mpg2125/5
2023 RDX23–24 mpg2245/5
2022 RDX23–24 mpg2315/5
2021 RDX23–24 mpg31175/5
2020 RDX23–24 mpg53495/5
2019 RDX23–24 mpg54405/5
2017 RDX22–23 mpg1805/5
2016 RDX22–23 mpg2415/5
2015 RDX22–23 mpg34135/5

All Acura RDX years compared · Decode a VIN

Other 2018 Acura models

2018 Acura ILX2018 Acura MDX2018 Acura NSX2018 Acura RLX2018 Acura TLX

Sources

  • Recalls: NHTSA recall flat file (FLAT_RCL_POST_2010), dated Oct 27, 2026, plus a live check of api.nhtsa.gov in your browser.
  • Complaints: NHTSA consumer complaint flat files (COMPLAINTS_RECEIVED), counts only — we do not republish complaint text.
  • Crash tests: NHTSA 5-Star Safety Ratings API.
  • Fuel economy: FuelEconomy.gov vehicles file (U.S. DOE and EPA), dated Sep 29, 2026.
  • NHTSA, EPA and DOE do not endorse OpenVIN. Vehicle names identify vehicles only; OpenVIN is not affiliated with Acura.