# PACCAR Incorporated: Delayed Brake Timing/FMVSS 121 (26V567000)

**Recall Urgency Score:** 35/100

| Field | Value |
|---|---|
| Manufacturer | PACCAR Incorporated |
| Subject | Delayed Brake Timing/FMVSS 121 |
| NHTSA ID | 26V567000 |
| Manufacturer campaign | 26PACF |
| Recall type | Vehicle |
| Component | SERVICE BRAKES, AIR |
| Units potentially affected | 58 |
| Do not drive | No |
| Park outside | No |
| Defect | PACCAR Incorporated (PACCAR) is recalling certain 2027 Peterbilt 548 trucks. The front brake valve and hoses may be the incorrect size, which can delay the rear service brake application and release, as well as the trailer gladhand application times. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 121, "Air Brake Systems." |
| Consequence | Delayed brake response time can increase the risk of a crash. |
| Remedy | Dealers will replace the front brake valves and hoses, free of charge. Owner notification letters were mailed October 21, 2026. Owners may contact Peterbilt's customer service at 1-940-591-4220. PACCAR's number for this recall is 26PACF. |

## Why this score
- Safety-critical component (service brakes).
- 58 units affected.

Source: U.S. National Highway Traffic Safety Administration (NHTSA) recalls, via data.transportation.gov (https://www.nhtsa.gov/recalls?nhtsaId=26V567000). Last refreshed: 2026-11-03T18:08:10.172Z.
Recall data comes from NHTSA and is summarized automatically; check the official notice and VIN lookup before acting. Informational only.