Tse Brakes Omni Tandem Brake Chamber, model year 9999. Filed by TSE Brakes and reported to NHTSA on 16 April 2021. 3,506 vehicles potentially affected.
What the notice says TSE Brake (TSE) is recalling certain Omni Tandem Brake Chambers part number 2024TLD2-1946. The spring brake chamber may have been assembled with incorrect springs that were out of specification, which can cause the pressure plate to shift.
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 21E030 cover?
- Tse Brakes Omni Tandem Brake Chamber.
- What is wrong with them?
- TSE Brake (TSE) is recalling certain Omni Tandem Brake Chambers part number 2024TLD2-1946. The spring brake chamber may have been assembled with incorrect springs that were out of specification, which can cause the pressure plate to shift.
- What can happen if it is not put right?
- The pressure plate may tear the diaphragm, causing a loss of air pressure, and increasing the risk of a crash.
- Is there a fix yet?
- Yes, and it is free. TSE will notify owners, and dealers will inspect and replace the brake chambers, free of charge. Owner notification letters were mailed on April 27, 2021. Owners may contact TSE customer service at 1-256-736-6275.
- 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: “The pressure plate may tear the diaphragm, causing a loss of air pressure, and increasing the risk of a crash.”
affected
in the notice
caught
| Campaign | 21E030 |
|---|---|
| Filed by | TSE Brakes |
| System at fault | Parking Brake |
| Reported to NHTSA | 16 April 2021 |
| Model years | 9999-9999 |
| Vehicles named | TSE BRAKES OMNI TANDEM BRAKE CHAMBER |
What the notice says today
The consequence
The pressure plate may tear the diaphragm, causing a loss of air pressure, and increasing the risk of a crash.
The remedy
TSE will notify owners, and dealers will inspect and replace the brake chambers, free of charge. Owner notification letters were mailed on April 27, 2021. Owners may contact TSE customer service at 1-256-736-6275.
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 175 notices in the record whose component field names parking brake. Across that group the median wait before owners were written to was 49 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 21E030, wording as read on 15 September 2026. https://carsmultiverse.com/recall/21e030/
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.
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 21E030 on 23 August 2026, they were:
- Defect summary
45ca22a0 - Consequence
90c4ff64 - Remedy
700eae83
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 21E030 · how the whole register is watched
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