Engine completely seized due to connecting rod bearing failure. This happened while driving, and I was stuck in traffic for almost an hour due to the vehicle being inoperable. vehicle was unable to be put in neutral due to a special tool being needed. Technicians from a third-party shop and Acura dealership stated this part does not break very often. The Vin does not fall in the parameters for the…
2017 acura MDX engine problems
moderate 66 complaints filed with NHTSA · avg repair $3,100
Complaints
66
Recalls
0
Crashes
0
Avg fix
$3,100
What owners are reporting 7 most recent
Second motor is experiencing connecting rod bearing noise, replaced 3.5 Litre motor with salvage yard replacement, just coming up on 99k, and noise is back similar to what I heard and had Acura dealer diagnosis before replacing with a used motor.
My engine is making noise and has a slight rattle when idling.
My 2017 Acura MDX has an engine failure due to connecting rod bearing seizure in the 3.5L V6 engine. Recall 23V-751 covered model year 2016-2020 Acura MDX vehicles and mine is a 2017. But, my VIN is not in Honda's recall range. The ODI had apparently received 414 reports of connecting rod bearing failures in the 3.5L V6 engine that are outside of 23V-751. There is now an ODI Resume with number P…
TL* THE CONTACT OWNS A 2017 ACURA MDX. THE CONTACT STATED THAT THE VEHICLE DID NOT START WHEN THE PUSH START BUTTON WAS DEPRESSED. AFTER 45 MINUTES, THE VEHICLE STARTED. THE CONTACT ALSO STATED THAT THE FAILURE OCCURED SPORADICALLY FOR APPROXIMATELY SIX MONTHS. THE VEHICLE WAS TAKEN TO ACURA OF THOUSAND OAKS (3945 AUTO MALL DR, THOUSAND OAKS, CA 91362) FOUR TIMES, BUT THEY WERE NOT ABLE TO REPLICA…
Prior to this incident, we had no major issues with the car and performed all necessary oil changes. While driving 30 mph the car began to brake and stutter by itself and every emergency light came on the dash. The car behind us almost hit us from the car randomly braking. We took the car to the Acura dealer and they reset the computer and charged us $435. We drove off the lot and 15 miles later t…
All lights lit up on dashboard with no previous sounds, knocking, or issues. Upon getting the vehicle towed, the dealership said that the CAM Shaft and sensor needs to be replaced. Which is approximately a 4K dollar repair. Upon further inspection. The dealership showed me a copy of a 2018 notice where this was a known issue with a specific code of C0369 where it states that there should be no rep…
Common questions
How serious is the engine problem on the 2017 acura MDX?
It's a documented issue but not catastrophic. 66 complaints have been filed. Repairs average $3,100 and most owners catch it before it causes a breakdown.
At what mileage does the engine typically fail?
Mileage data is limited for this issue. Owners report failures across a wide range, suggesting cause is more about driving conditions and maintenance than mileage alone.
What does it cost to fix?
Independent shops typically charge around $3,100 for engine repairs on this vehicle. Dealer pricing tends to run 20-40% higher. The exact figure depends on the specific failure mode, parts availability, and your local labor rates. If you're outside factory warranty, an extended service contract often covers this category.
Are there any recalls related to engine?
No active recalls currently cover engine issues on this vehicle. The complaints filed represent owner-reported failures that haven't risen to the level of a manufacturer-issued recall — but they're still worth knowing about before you buy or budget for repairs.
Other problem areas on this vehicle
Complaint and recall data sourced from the National Highway Traffic Safety Administration (NHTSA)
public records database. Severity ratings are derived from reported crashes, fires, injuries, and fatalities.
Repair cost estimates are independent-shop national averages and may differ in your area.
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