Rossmonster Ram Promaster, model year 2018. Filed by Rossmonster Vans LLC and reported to NHTSA on 13 June 2021. 2 vehicles potentially affected.
What the notice says Rossmonster Vans LLC (Rossmonster) is recalling certain 2018 Ram Promaster vehicles. The saddle valve securing bolt may be overtightened, possibly damaging the o-ring seal and causing a continuous gas leak.
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.
What owners ask about this recall
- Which vehicles does recall 21V446 cover?
- Rossmonster Ram Promaster, model year 2018.
- What is wrong with them?
- Rossmonster Vans LLC (Rossmonster) is recalling certain 2018 Ram Promaster vehicles. The saddle valve securing bolt may be overtightened, possibly damaging the o-ring seal and causing a continuous gas leak.
- What can happen if it is not put right?
- A gas leak can increase the risk of a fire.
- Is there a fix yet?
- Yes, and it is free. Dealers will install a remedy kit of gaskets, washers, thread locker bolts, and two round orange labels, free of charge. Owner notification letters were mailed June 17, 2021. Owners may contact Rossmonster customer service at 1-720-295-0623.
- 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: “A gas leak can increase the risk of a fire.”
affected
in the notice
caught
| Campaign | 21V446 |
|---|---|
| Filed by | Rossmonster Vans LLC |
| System at fault | Equipment:Appliance:Oven/Stove/Cooktop |
| Reported to NHTSA | 13 June 2021 |
| Model years | 2018-2018 |
| Vehicles named | ROSSMONSTER RAM PROMASTER |
What the notice says today
The consequence
A gas leak can increase the risk of a fire.
The remedy
Dealers will install a remedy kit of gaskets, washers, thread locker bolts, and two round orange labels, free of charge. Owner notification letters were mailed June 17, 2021. Owners may contact Rossmonster customer service at 1-720-295-0623.
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 2,632 notices in the record whose component field names equipment. Across that group the median wait before owners were written to was 29 days.
Last checked . No change has been recorded in the wording.
How to cite this record
Quoting the wording on this page means quoting a version, so the date belongs in the citation:
CarsMultiverse, recall 21V446, wording as read on 16 September 2026. https://carsmultiverse.com/recall/21v446/
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 Rossmonster notices we hold
- 26V538: 2026 Skye, Baja, and Havn motorcoaches, equipped with certain MaxxAir N-Series Maxxfan rooftop ventilation fans
- 26V100: 2023-2025 Baja Ex and Baja LX motorhomes, equipped with Carli extended stainless steel front brake lines
All 3 Rossmonster 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 21V446 on 23 August 2026, they were:
- Defect summary
df4ee6bd - Consequence
387e837b - Remedy
08fead53
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 21V446 · how the whole register is watched
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Owners of these cars
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