2027 Peterbilt 548 Recall: Front brake valve and hoses may be the incorrect size, which can delay the…
NHTSA campaign 26V567000 · Service Brakes, Air · filed Sep 1, 2026 · verified Sep 6, 2026
The 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."
The risk
Delayed brake response time can increase the risk of a crash.
Check whether your specific vehicle is affected
Recall campaigns often cover only certain VIN ranges. Enter your VIN on the official NHTSA site to confirm whether your vehicle is included and whether the repair is still open.
Check VIN on NHTSA →The fix — what to do
Dealers will replace the front brake valves and hoses, free of charge. Owner notification letters are expected to be mailed October 31, 2026. Owners may contact Peterbilt's customer service at 1-940-591-4220. PACCAR's number for this recall is 26PACF.
Affected vehicles
Related recalls
More Peterbilt 548 recalls
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- 2024 Peterbilt 367 and 3 other models — Rear brake piping assembly may have insufficient clearance…
- 2025 Kenworth T180 and 8 other models — Exterior lighting switch may fail, resulting in the hazard…
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Other campaigns involving Peterbilt vehicles
Source: NHTSA recall database, campaign 26V567000 (manufacturer number 26PACF). Data last verified Sep 6, 2026.