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Paccar - Insufficient air volume in brake system fmvss 121
Official notice
17 Nov 2025
Last checked
17 Nov 2025
An official NHTSA notice concerns Paccar - Insufficient air volume in brake system fmvss 121. Insufficient air volume can reduce braking performance and increase the risk of a crash. Published 2025-11-17.
What to do now
Dealers will install the correct volume air tanks, free of charge. Owner notification letters are expected to be mailed january 16, 2026. Owners may contact peterbilt's customer service at 1-940-591-4220. Paccar's number for this recall is 25pach.
Units affected
62
Recall number
25PACH
Official notice
2025-11-17
The hazard
The hazard
Insufficient air volume can reduce braking performance and increase the risk of a crash.
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Affected products
Product 1
Units affected
Risk / hazard
Where it was sold
Where it was sold
The source does not list specific retailers. See the official notice for where affected products were sold.
Location 1
Affected area 1
Company & contacts
Company & contacts
Brand
Manufacturer
Phone
Brand: Paccar. Contact: PACCAR Incorporated.
Source & status
Source & status
Recall details
Recall details
Recall number
Campaign number
Units affected
Source tier
Documents, notices & source
See the official notice and source documents for full details.
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