Carrier Transicold Aspen Auxilary Power Unit, model year 9999. Filed by Carrier Corporation and reported to NHTSA on 25 April 2025. 4,661 vehicles potentially affected.
What the notice says Carrier Corporation (Carrier) is recalling certain Aspen Auxiliary Power Unit (APU) models Aspen-INT, Aspen-STA, and Aspen-PWR. The APU positive terminal block may have corrosion, resulting in a short circuit.
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 25E028 cover?
- Carrier Transicold Aspen Auxilary Power Unit.
- What is wrong with them?
- Carrier Corporation (Carrier) is recalling certain Aspen Auxiliary Power Unit (APU) models Aspen-INT, Aspen-STA, and Aspen-PWR. The APU positive terminal block may have corrosion, resulting in a short circuit.
- What can happen if it is not put right?
- A short circuit increases the risk of a fire.
- Is there a fix yet?
- Yes, and it is free. Dealers will remove the terminal block permanently and repair the wires, free of charge. Owners are advised not to use the APU until the remedy is performed. Owner notification letters were mailed May 16, 2025. Owners may contact Carrier customer service at 1-800-448-1661.
- 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 short circuit increases the risk of a fire.”
affected
in the notice
caught
| Campaign | 25E028 |
|---|---|
| Filed by | Carrier Corporation |
| System at fault | Equipment |
| Reported to NHTSA | 25 April 2025 |
| Model years | 9999-9999 |
| Vehicles named | CARRIER TRANSICOLD ASPEN AUXILARY POWER UNIT |
What the notice says today
The consequence
A short circuit increases the risk of a fire.
The remedy
Dealers will remove the terminal block permanently and repair the wires, free of charge. Owners are advised not to use the APU until the remedy is performed. Owner notification letters were mailed May 16, 2025. Owners may contact Carrier customer service at 1-800-448-1661.
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 25E028, wording as read on 17 September 2026. https://carsmultiverse.com/recall/25e028/
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 Carrier notices we hold
- 24E012: PowerLINE RG15 and UG15 series 24 CARB-compliant generator sets (Models 69RG15-120W-24, 69UG15-050S-24, 69UG15-068S-24, and 69UG15-080S-24)
- 23E026: Carrier Transicold refrigeration units, Supra models 950, 950MT, and 960
- 22E090: Carrier Transicold Refrigeration Units, model NDTP Supra S Series (S6, S7, S8, S9, S10)
- 20E015: Carrier Transicold Vector 8611MT Trailer Refrigeration Units (TRU)
- 20E014: Carrier Transicold Supra series S6, S7, S8 and S9 Truck Refrigeration Units (TRU)
- 19E006: ComfortPro 210STA and PC6112 auxiliary power units (APU)
- 16E087: starters used for starting Carrier Transicold trailer refrigeration units
- 14E017: Carrier Transicold X2 2100A, X2 2500A trailer refrigeration units, and aftermarket replacement part kits
All 9 Carrier 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 25E028 on 5 September 2026, they were:
- Defect summary
edb40cba - Consequence
efbe5dd2 - Remedy
9cc5390f
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 25E028 · how the whole register is watched
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Owners of these cars
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