OFFICIAL CAMPAIGN FILE

NHTSA campaign 25V436000

NHTSA campaign 25V436000 covers 29 published year-and-model reports from 2 makes in this index and lists 56,260 potentially affected units campaign-wide. VIN eligibility must be checked separately.

Report received June 26, 2025 · Snapshot September 21, 2026

01 / DEFECT RECORD

What NHTSA campaign 25V436000 says

NHTSA campaign 25V436000 identifies EXTERIOR LIGHTING and states that Delayed and unsteady headlights can result in insufficient illumination of the road, decreasing the driver's visibility and increasing the risk of a crash. In addition, an unexpected position change of the lift axles may increase the risk of injury.

Defect summary

PACCAR Incorporated (PACCAR) is recalling certain 2024-2026 Kenworth T480, T680, T880, W990, Peterbilt 520, 536, 537, 548, 567, 579, 589, 2025 Kenworth T180, Peterbilt 535, 2025-2026 Kenworth T280, T380 and L770 vehicles. The tail brake light, upper and lower beam headlights, reverse light, and turn signal may not illuminate as intended. In addition, the lift axles, if lowered, may revert to a raised position, or oscillate up and down when the signal warning lights are activated. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard (FMVSS) number 108, "Lamps, Reflective Devices and Associated Equipment.".

Consequence summary

Delayed and unsteady headlights can result in insufficient illumination of the road, decreasing the driver's visibility and increasing the risk of a crash. In addition, an unexpected position change of the lift axles may increase the risk of injury.

02 / CORRECTIVE ACTION

Remedy for NHTSA campaign 25V436000

For NHTSA campaign 25V436000, the filed corrective action says: Dealers will update the VCU software, free of charge. Owner letters were mailed August 19, 2025. Owners may contact Kenworth's customer service at 1-425-828-5888 and Peterbilt's customer service at 1-940-591-4220. PACCAR's number for this recall is 25PACF.

Dealers will update the VCU software, free of charge. Owner letters were mailed August 19, 2025. Owners may contact Kenworth's customer service at 1-425-828-5888 and Peterbilt's customer service at 1-940-591-4220. PACCAR's number for this recall is 25PACF.

Owner notification: August 19, 2025
Filing manufacturer: PACCAR Incorporated
Component groups: EXTERIOR LIGHTING

03 / PUBLISHED VEHICLES

Vehicles listed under NHTSA campaign 25V436000

RecallRoad links 29 year-and-model reports associated with NHTSA campaign 25V436000; the list reflects published source rows, not individual VIN coverage.