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Acura Mdx, Honda Pilot, Honda Ridgeline, model year 2018. Filed by Honda (American Honda Motor Co.) and reported to NHTSA on 5 April 2018. 5,810 vehicles potentially affected.

What the notice says Honda (American Honda Motor Co.) is recalling certain 2018 Honda Pilot and Ridgeline vehicles and 2018 Acura MDX vehicles. The front driver and passenger powered seats in the Honda vehicles and the driver powered seats in the Acura vehicles may have been assembled with improperly manufactured rivets. In the event of a …

Is your vehicle included? Check with your VIN at NHTSA, or ask a dealer. This page is an independent copy of the notice, kept so you can see what changed after it was published. It is not the authority, and the authority’s own text is the one to act on.

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What owners ask about this recall

Which vehicles does recall 18V221 cover?
Acura MDX, Honda Pilot, Honda Ridgeline, model year 2018.
What is wrong with them?
Honda (American Honda Motor Co.) is recalling certain 2018 Honda Pilot and Ridgeline vehicles and 2018 Acura MDX vehicles.
What can happen if it is not put right?
In the event of a crash, if the seat does not remain secured to the floor, the seat occupant has an increased risk of injury.
Is there a fix yet?
Yes, and it is free. Honda will notify owners, and dealers will replace the driver seat frame assembly in Acura MDX vehicles, and replace the driver and front passenger seat slide rail frames in Honda Pilot and Ridgeline vehicles, free of charge. The recall began May 30, 2018.
What should I do now?
Check your own vehicle by its VIN with NHTSA, which is the record to act on.

Answered from the register this site holds. NHTSA is the record to act on.

What the authority says can happen if this is not fixed: “In the event of a crash, if the seat does not remain secured to the floor, the seat occupant has an increased risk of injury.”

5,810vehicles potentially
affected
3models named
in the notice
0rewrites we have
caught
reported 5 April 2018owners told 30 May 2018today
The defect reached the regulator on 5 April 2018. Owners were written to 55 days later, on 30 May 2018. The median across the 14,869 American recalls that carry both dates is 41 days, and nine in ten owners are written to within 107. This campaign took longer than most.
Campaign18V221
Filed byHonda (American Honda Motor Co.)
System at faultSeats
Reported to NHTSA5 April 2018
Model years2018-2018
Vehicles namedACURA MDX, HONDA PILOT, HONDA RIDGELINE

What the notice says today

The consequence

In the event of a crash, if the seat does not remain secured to the floor, the seat occupant has an increased risk of injury.

The remedy

Honda will notify owners, and dealers will replace the driver seat frame assembly in Acura MDX vehicles, and replace the driver and front passenger seat slide rail frames in Honda Pilot and Ridgeline vehicles, free of charge. The recall began May 30, 2018. Owners may contact Honda customer service at 1-888-234-2138. Honda's numbers for this recall is D0S, and T0T.

What it said before

This campaign is in the register but not yet in the dated wording archive, so we cannot yet say whether its text has moved. It enters the archive on the next pass.

This is one of 459 notices in the record whose component field names seats. Across that group the median wait before owners were written to was 44 days.

Last checked . No change has been recorded in the wording.

The models named here, across their whole recall history

How to cite this record

Quoting the wording on this page means quoting a version, so the date belongs in the citation:

CarsMultiverse, recall 18V221, wording as read on 16 September 2026. https://carsmultiverse.com/recall/18v221/

The cross-border matches used on this site are deposited as a citable dataset: doi:10.5281/zenodo.22087136. The recall wording itself is published by the national authority named above and is theirs, not ours.

The recall record and its wording are published by the US National Highway Traffic Safety Administration and are US Government public domain. The dated archive, the comparison and any before-and-after above are CarsMultiverse. How fresh every engine behind this page is, is public on the status page. To check a specific vehicle, use NHTSA’s own VIN lookup.

Other Honda notices we hold

All 256 Honda campaigns we hold · Every manufacturer in the record

The fingerprint of this notice

We take a SHA-256 of each of the three blocks of text the authority publishes and keep the first eight characters. As we last read campaign 18V221 on 23 August 2026, they were:

We first read this notice on 21 August 2026. It has not moved since. If it ever does, these characters will not match, and the change will be dated here.

The wording we hold for 18V221 · how the whole register is watched

This notice names one vehicle among several registers that have written about it. Every notice this site holds for the Honda Ridgeline, in all seven, is kept on that vehicle's own page, with the newest in each.

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NHTSA 18V221, Acura Mdx and 2 more, every version kept at CarsMultiverse

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