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2019 Acura MDX problems: engine and transmission complaints and recalls

HIGH COMPLAINT SIGNAL
55%
101 of 188 relevant owner complaints are about the engine, transmission or fuel system

55% of relevant owner complaints filed with NHTSA on the 2019 Acura MDX are about the engine, transmission or fuel system. That is a model-level pattern, not bad luck.

Worse than 74% of the 1,790 model years we track (2010–2023).

NHTSA data checked October 17, 2026
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The VIN is on the listing, the driver’s door jamb, and the bottom of the windshield on the driver’s side.

Does the 2019 Acura MDX have engine problems?

Owner complaints say yes, as a model-year pattern. 101 of 188 relevant complaints filed with NHTSA about the 2019 Acura MDX concern the engine, transmission or fuel system (55%), and the largest group is filed under engine (47). For comparison, the 2018 scores 50% and the 2020 scores 56%. On a test drive, check for stalling, loss of power, rough idle, oil consumption or a check-engine light. This describes the model year, not any one car: a well-maintained or already-repaired example can be fine, and a clean model year can still have a bad car in it.

Drivetrain complaints
101
engine, transmission, fuel
Total complaints
188
this model year
Fires reported
3
owner-reported
Recall campaigns
9
4 crashes · 3 injuries

Complaints by component

ENGINE47 · 25%
ELECTRICAL SYSTEM41 · 22%
POWER TRAIN31 · 16%
ENGINE AND ENGINE COOLING30 · 16%
UNKNOWN OR OTHER25 · 13%
FUEL SYSTEM22 · 12%

The years either side

2010
43%
16 of 45
2011
54%
34 of 70
2012
58%
37 of 76
2013
44%
11 of 30
2014
36%
56 of 171
2015
33%
20 of 71
2016
74%
264 of 374
2017
64%
157 of 256
2018
50%
81 of 168
2019
55%
101 of 188
2020
56%
118 of 222
2021
no data
2022
55%
94 of 176
2023
39%
17 of 44

Manufacturers fix things mid-generation. A bad year next to a clean one is common; the fix usually arrived in between.

In the full report

The rest of the picture on the 2019 Acura MDX

What one owner reported

ENGINE,FUEL/PROPULSION SYSTEM09/17/2026
issue occurring with automatic start/stop function. car stalls on occasion trying to restart, goes into neutral, even though battery is new and in good condition. hard to replicate and occurs randomly. car has to be turned off and on again. this is the 4th time this has happened over the course of 3 years. seems to be …

One of 101 drivetrain complaints. The full report shows them, with quotes about the engine in the car you are looking at first.

Are there engine or transmission recalls on the 2019 Acura MDX?

Yes. NHTSA lists 4 recall campaigns on the 2019 Acura MDX involving the engine, transmission or fuel system, out of 9 in total. A recall is the manufacturer admitting a defect and paying to fix it; whether a specific car still has one open depends on its VIN, which the full report checks. The owner complaints above are a separate record and often point at problems that never became a recall.

fuel system, gasoline: delivery: fuel pump23V858000 · Dec 2023

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.

Fix: 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.…

engine and engine cooling: engine: hard parts internal/mechanical23V751000 · Nov 2023

Honda (American Honda Motor Co.) is recalling certain 2015-2020 Acura TLX, 2016-2020 Acura MDX, 2016 and 2018-2019 Pilot, 2017 and 2019 Ridgeline, and 2018-2019 Odyssey vehicles. Due to a manufacturing error, the connecting rod bearing in the engine may wear and seize, damaging the engine.

Risk: A damaged engine may run improperly or stall while driving, increasing the risk of a fire, crash, or injury.

Fix: Dealers will inspect and repair, or replace the engine as necessary, free of charge. Owner letters were mailed March 28, 2024. 2016-2017 Acura MDX owner letters were mailed November 1, 2024. 2016-2020 Acura MDX owner…

fuel system, gasoline: delivery: fuel pump21V215000 · Mar 2021

Honda (American Honda Motor Co.) is recalling certain 2019-2020 Acura MDX, MDX Sport Hybrid, RDX, TLX, Honda Accord, Civic Hatchback, Insight, 2019 Acura ILX, Honda Accord Hybrid, Civic Coupe, Civic Coupe Si, Civic Sedan, Civic Sedan Si, Civic Type R, Fit, HR-V, Odyssey, Passport, Pilot and Ridgeline, and 2018-2019 CR-V vehicles. The low-pressure 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.

Fix: Honda will notify owners, and dealers will replace the fuel pump assembly, free of charge. Owner letters were mailed May 18, 2021. Owners may contact Honda customer service at 1-888-234-2138. Note: This recall is an…

engine and engine cooling: engine: gasoline: belts and associated pulleys19V298000 · Apr 2019

Honda (American Honda Motor Co.) is recalling certain 2018-2019 Acura MDX and Honda Pilot vehicles and 2019 Acura RLX, RLX Sport Hybrid, TLX and Honda Odyssey and Ridgeline vehicles. The timing belt teeth may separate from the belt.

Risk: Teeth separation from the timing belt may result in an engine stall, increasing the risk of crash.

Fix: Honda will notify owners, and dealers will inspect the vehicle and replace any affected timing belt free of charge. Vehicles receiving a replacement timing belt will also have the engine inspected and any damaged…

5 other recalls on this model year (airbags, lighting, brakes and the rest)
structure: frame and members26V365000 · Jun 2026
American Honda Motor Company (Honda) is recalling certain 2016-2022 Honda Pilot, 2017-2023 Ridgeline, 2019-2023 Passport, and 2014-2020 Acura MDX vehicles that were sold in Connecticut, Delaware,…
air bags: sensor: occupant classification: front passenger26V332000 · May 2026
Honda (American Honda Motor Co.) is recalling certain 2018-2021, 2023 Acura TLX, 2019-2024 RDX, 2017-2020, 2022-2026 MDX, 2017-2021, 2023, 2025 Honda Ridgeline, 2017-2022 Pilot, 2019-2021 Passport,…
exterior lighting25V259000 · Apr 2025
Honda (American Honda Motor Co.) is recalling certain 2014-2020 Acura MDX vehicles. Moisture may enter the tailgate lid light assembly and wiring harness, which can cause the interior and exterior…
exterior lighting: tail lights19V256000 · Mar 2019
Honda (American Honda Motor Co.) is recalling certain 2014-2019 Acura MDX and 2017-2019 Acura MDX Sport Hybrid vehicles. Moisture may enter the tailgate lid lights, possibly causing a loss of the…
service brakes, hydraulic: foundation components: disc: caliper18V777000 · Nov 2018
Honda (American Honda Motor Co.) is recalling certain 2017-2019 Acura MDX, 2017-2018 Acura MDX Sport Hybrid, 2018-2019 Honda HR-V and Honda Odyssey, and 2016 Honda HR-V vehicles. The rear brake…

Source: NHTSA recall campaigns filed against this year, make and model. Checked October 17, 2026.

Checking one particular 2019 Acura MDX? This page is about the model year. Accidents, title brands and odometer records belong to the individual car, and that is what a vehicle history report covers.

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Questions people ask about the 2019 Acura MDX

Does the 2019 Acura MDX have engine problems?

Owner complaints say yes, as a model-year pattern. 101 of 188 relevant complaints filed with NHTSA about the 2019 Acura MDX concern the engine, transmission or fuel system (55%). Before buying one, have an independent mechanic check the engine and ask the seller whether it has been repaired or replaced.

Are there engine or transmission recalls on the 2019 Acura MDX?

Yes. NHTSA lists 4 recall campaigns on the 2019 Acura MDX involving the engine, transmission or fuel system, out of 9 in total: 23V858000 (fuel system, gasoline: delivery: fuel pump), 23V751000 (engine and engine cooling: engine: hard parts internal/mechanical), 21V215000 (fuel system, gasoline: delivery: fuel pump), and more. Whether a specific car still has one open depends on its VIN.

Which Acura MDX years are better?

Among the Acura MDX years we track, the 2015 (33%), the 2014 (36%) and the 2023 (39%) have a lower engine and transmission complaint share than the 2019 (55%). Manufacturers fix things mid-generation, so the year before or after can be a different car.

Should I buy a 2019 Acura MDX?

That depends on the car in front of you, not just the model year. The 2019 Acura MDX has an elevated engine complaint pattern, so treat it as a car that needs proof: service records showing engine work, a cold-start test drive, and an independent pre-purchase inspection focused on the engine. A well-kept or already-repaired example can be a fine car; an unknown one is a gamble.

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Experimental model-level information. This is not a vehicle inspection, vehicle-history report, financial advice or purchase recommendation. It describes patterns across a model year, not the condition of any individual vehicle.