Is the Acura MDX high maintenance?

By CarWhere Research · Updated November 7, 2026

Acura doesn't publish service prices, so we don't put a dollar figure on the MDX (AAA's mainstream medium SUV (4WD) average, for context, is $1,769 a year). Acura Maintenance Program covers 1 year / 12,000 miles. Owners filed 1.21 NHTSA complaints per 1,000 MDXs sold (2015–2022 sales), #24 of 26 SUVs we rank (lower is better; segment median 0.533).

Verdict

Not priced

no OEM prices

Per year

Not priced

5 years

—

75,000 miles

NHTSA complaints

1.21 / 1k

Worst for SUVs

MDX maintenance cost: 5 and 10 years

Acura doesn't publish service prices, and AAA's benchmark is built from top-selling mainstream models, so applying it to a Acura would understate the cost. We don't put a dollar figure on it. For scale only: AAA's 2025 benchmark for mainstream medium SUV (4WD) models is $1,769 a year (11.79¢ a mile), and the all-vehicle average is $1,656. The best predictors of what you'll spend are the factory schedule below, the length of any included maintenance and the complaint record.

How the verdict is set: Two inputs. Cost: the estimate against AAA's $1,656 all-vehicle average (more than 3% under counts in the car's favor, more than 3% over against it). Complaints: NHTSA owner complaints per 1,000 sold against the median of every model in our study (0.48); well under the median helps, well over hurts, roughly double or more hurts twice as much. Both low = "No"; both high = "Yes". Models without a dollar estimate get no verdict.

MDX service schedule highlights

From Acura's documents for the MDX:

3.5L V6 models have a timing belt (Minder sub-code 4) and valve-clearance inspection; Type S uses a 3.0L turbo V6.
Premium 91-octane fuel recommended (2026 spec table).

Source: 2025 Acura MDX Owner's Manual — Maintenance Minder section

Oil changes

Normal service: Condition-based: Maintenance Minder calculates remaining oil life (shown as %); 'due soon' at 15%, 'due now' at 5%, negative distance once past due. If no message appears within 12 months of the last reset, change oil yearly.

Severe or special conditions: No separate fixed severe interval — Maintenance Minder adjusts to operating conditions; specific severe-use footnotes listed under schedule.

Source: 2025 Acura MDX Owner's Manual — Maintenance Minder section

Included maintenance

Acura Maintenance Program

Term: 1 year / 12,000 miles (listed as standard on every 2026 MDX and RDX trim).

Source: 2026 Acura MDX Specifications & Features (Acura News)

Acura factory schedule

Acura factory maintenance schedule (manufacturer documents; items paraphrased)
Interval	Service items	Source
Maintenance Minder main code A	Replace engine oil	2025 Acura MDX Owner's Manual — Maintenance Minder section
Maintenance Minder main code B	Replace engine oil and filter Inspect front and rear brakes Inspect tie rods, steering gearbox and boots, suspension, driveshaft boots, brake hoses/lines Inspect all fluid levels/condition, exhaust system, fuel lines Check tire repair kit bottle expiration (if equipped)	2025 Acura MDX Owner's Manual — Maintenance Minder section
Sub-code 1	Rotate tires	2025 Acura MDX Owner's Manual — Maintenance Minder section
Sub-code 2	Replace engine air filter (every 15,000 miles in dusty conditions) Replace dust and pollen (cabin) filter (every 15,000 miles in high-soot urban areas) Inspect drive belt	2025 Acura MDX Owner's Manual — Maintenance Minder section
Sub-code 3	Replace transmission fluid (and transfer fluid, if equipped)	2025 Acura MDX Owner's Manual — Maintenance Minder section
Sub-code 4	Replace spark plugs Inspect valve clearance (MDX 3.5L) MDX 3.5L: replace timing belt and inspect water pump (every 60,000 miles if regularly driven above 110°F, below -20°F, or towing)	2025 Acura MDX Owner's Manual — Maintenance Minder section
Sub-code 5	Replace engine coolant	2025 Acura MDX Owner's Manual — Maintenance Minder section
Sub-code 6	Replace rear differential fluid (if equipped); for mountain/low-speed driving or towing, change at 7,500 miles then every 15,000 miles	2025 Acura MDX Owner's Manual — Maintenance Minder section
Sub-code 7	Replace brake fluid; if no Minder prompt within 36 months of the last reset, replace every 3 years	2025 Acura MDX Owner's Manual — Maintenance Minder section
Tune-ups	Acura lists '100k +/- miles, no scheduled tune-ups' for 2026 MDX and RDX	2026 Acura MDX Specifications & Features (Acura News)

Common MDX problems (NHTSA data)

Owners filed 1.21 NHTSA complaints per 1,000 MDXs sold (2015–2022 sales), #24 of 26 SUVs we rank (lower is better; segment median 0.533).

1,969 owner complaints on file with NHTSA across all MDX model years.
Most-reported systems: electrical system (518), engine & engine cooling (349).
Model years flagged in our years-to-avoid analysis: 2014, 2016, 2017, 2018, 2019, 2020, 2022, 2025.
Best-rated years: 2008, 2009, 2010, 2011, 2013.

Complaints measure problems owners reported to the government, not repair bills: a high count signals more unscheduled repairs, which AAA's category benchmark doesn't adjust for. MDX years to avoid →

How the MDX compares in its AAA category (medium SUV (4WD))

Same AAA category means the same dollar benchmark, so the complaint rate is what separates them. Luxury models aren't priced.

Estimated maintenance per year and NHTSA complaints per 1,000 sold
Model	Est. per year	Complaints / 1,000 sold	Verdict
Acura MDX	Not priced	1.21 Worst	Not priced
Toyota Highlander	$1,769	0.393 Above average	About average
Chevrolet Tahoe	$1,769	0.517 Average	Somewhat — above average
Hyundai Santa Fe	$1,769	0.552 Average	Somewhat — above average
Jeep Grand Cherokee	$1,769	0.592 Below average	Somewhat — above average
Ford Explorer	$1,769	0.918 Below average	Yes — higher than most
Honda Pilot	$1,769	1.07 Worst	Yes — higher than most
Jeep Wrangler	$1,769	1.12 Worst	Yes — higher than most
Kia Sorento	$1,769	1.29 Worst	Yes — higher than most
Toyota 4Runner	$1,769	—	Somewhat — above average
Honda Odyssey	$1,769	—	Somewhat — above average
Hyundai Palisade	$1,769	—	Somewhat — above average
Kia Telluride	$1,769	—	Somewhat — above average
Subaru Ascent	$1,769	—	Somewhat — above average
Ford Bronco	$1,769	—	Somewhat — above average
Chevrolet Traverse	$1,769	—	Somewhat — above average
Volkswagen Atlas	$1,769	—	Somewhat — above average
Porsche Cayenne	$2,168	—	Yes — higher than most
Lexus RX	Not priced	0.202 Best	Not priced
BMW X5	Not priced	—	Not priced
Mercedes-Benz GLE	Not priced	—	Not priced
Audi Q7	Not priced	—	Not priced
Land Rover Range Rover	Not priced	—	Not priced
Land Rover Range Rover Sport	Not priced	—	Not priced
Volvo XC90	Not priced	—	Not priced
Genesis GV80	Not priced	—	Not priced
Cadillac Escalade	Not priced	—	Not priced
Lincoln Aviator	Not priced	—	Not priced
Lincoln Nautilus	Not priced	—	Not priced
Lincoln Navigator	Not priced	—	Not priced

Frequently asked questions

Is the MDX high maintenance?

Is the MDX expensive to maintain?

How often does the MDX need an oil change?

Acura's published oil-change interval: condition-based: Maintenance Minder calculates remaining oil life (shown as %); 'due soon' at 15%, 'due now' at 5%, negative distance once past due. Check your owner's manual for your engine; severe-service intervals are shorter.

What is the cheapest Acura to maintain?

Acura doesn't publish service prices, so we don't rank its models by dollars. On owner complaints, the RDX has the lowest rate of the Acura models in our NHTSA study: 0.541 complaints per 1,000 sold.

What MDX years should I avoid?

Our NHTSA years-to-avoid analysis flags 2014, 2016, 2017, 2018, 2019, 2020, 2022, 2025. Owners filed 1.21 NHTSA complaints per 1,000 MDXs sold (2015–2022 sales), #24 of 26 SUVs we rank (lower is better; segment median 0.533).

Sources and method

Dollar figures: none — not published by the manufacturer. Schedule, oil interval and included maintenance: Acura's own documents, linked by row. Complaints: NHTSA's public complaint database, divided by published U.S. sales (CarWhere analysis).

Your Driving Costs 2025 (brochure: cost per mile by vehicle category) — AAA (maintenance cents per mile by category)
Your Driving Costs 2025 fact sheet (methodology) — AAA (what the maintenance line includes)
NHTSA vehicle owner complaints database — National Highway Traffic Safety Administration (complaints per 1,000 sold is a CarWhere calculation)
2025 Acura MDX Owner's Manual — Maintenance Minder section — Acura (opened 2026-11-06)
2025 Acura RDX Owner's Manual — Maintenance Minder section — Acura (opened 2026-11-06)
2026 Acura MDX Specifications & Features (Acura News) — Acura (opened 2026-11-06)
2026 Acura RDX Specifications & Features (Acura News) — Acura (opened 2026-11-06)