Acura MDX problems
155 owner complaints with NHTSA, no active recalls. Here's where owners say it breaks.
Solid reliability overall. Common issues are concentrated in a few systems.
Worth owning if you verify the specific issues below before you buy.
- Engine: 29 complaints, classified severe
- Reliability score 7.6/10 — above the segment average
Our read of the federal NHTSA complaint and recall record for this exact year and model — not a substitute for a pre-purchase inspection. How we score.
Top trouble spots 8 categories with 3+ complaints
What owners are saying recent NHTSA-filed complaints · verbatim
The contact owns a 2018 Acura MDX. The contact received notification of NHTSA Campaign Number: 23V858000 (Fuel System, Gasoline) and 23V751000 (Engine and Engine Cooling); however, parts to do the recall repair were unavailable. The contact stated that the manufacturer had…
The engien keep stalling, prolem accelerating jurky transmisión and this is the only car I have to go work I take the highway everyday I am cosern that something can happend to me.
The contact owns a 2018 Acura MDX. The contact received notification of NHTSA Campaign Number: 23V751000 (ENGINE AND ENGINE COOLING); however, the part to do the recall repair was unavailable. The contact stated that the manufacturer had exceeded a reasonable amount of time for…
While preparing to enter the expressway my 2018 MDX stalled and various dashboard lights came on. My family and I drifted into the median while nearly being hit by passing car. It took about 10 minutes before the MDX became operational again. I took it to a local mechanic…
Estimate your repair exposure
Drag to your current mileage. Numbers are derived from this vehicle's complaint history.
Under investigation 2 open at NHTSA
NHTSA has an open defect investigation covering this vehicle — the step that can precede a recall, not a finding of fault. PE25008 on NHTSA →
NHTSA has an open defect investigation covering this vehicle — the step that can precede a recall, not a finding of fault. EA25004 on NHTSA →
How NHTSA investigations work, and what's open now →
Common questions
Is the 2018 Acura MDX reliable?
Mostly yes. With a reliability score of 7.6 out of 10 based on 155 owner complaints filed with NHTSA, the 2018 Acura MDX is generally a sound vehicle. The areas to watch are listed in the top problem section above — most are budget items, not deal-breakers.
Should you avoid the 2018 Acura MDX?
The 2018 Acura MDX is acceptable, with specific caveats. Worth owning if you verify the specific issues below before you buy. The record behind that call: Engine: 29 complaints, classified severe; Reliability score 7.6/10 — above the segment average. This is our read of the federal complaint and recall data — not a substitute for a pre-purchase inspection.
What's the most common problem on the 2018 Acura MDX?
Based on NHTSA records, the most-reported issue is engine, with 29 complaints filed. Typical failure occurs around 82,172 miles. Average repair cost runs about $3,100 at an independent shop.
What's the most expensive thing that goes wrong?
The engine is one of the costlier repair items. Average repair cost runs about $3,100 at an independent shop. Typical failure occurs around 82,172 miles. Catching early warning signs can sometimes extend life by 20–30,000 miles.
How do I check if my Acura MDX has open recalls?
Paste your VIN into the decoder at the top of this page. We pull live from NHTSA, so you'll see exactly which campaigns apply to your vehicle and whether the dealer has logged the fix. Recall repairs are always free regardless of mileage or warranty status.
Is an extended warranty worth it on a 2018 Acura MDX?
Math is straightforward: a quality service contract runs $1,800–3,500 over 3 years. With 155 complaints on file and the costliest repair averaging $3,100, one major failure more than pays for it. The catch is reading the contract — many providers exclude wear items and require pre-authorization, so cheaper plans are not always better value.