Campaign 26V-635Remedy pending

Underbody insulation may contact hot exhaust components

Defect summary

Daimler Trucks North America (DTNA) is recalling certain 2025-2027 Freightliner Business Class M2 vehicles. The underbody insulation may contact hot exhaust components.

Consequence

Insulation that comes into contact with hot exhaust components increases the risk of a fire.

Remedy

The remedy is currently under development. Owner notification letters are expected to be mailed November 30, 2026. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is F1041.

Source: NHTSA ODI recalls file, campaign 26V635000. Text as published by NHTSA.

Vehicles covered

One product line is covered

Owner complaints filed with NHTSA about structure on these vehicles: 0, of which 0 involved a crash, fire, injury or death. Complaints are not verified by NHTSA.

Vehicles covered by campaign 26V-635
Make	Model	Model years	Complaints on this component
Freightliner	Business Class M2	2025 to 2027	0

Source: NHTSA ODI recalls and complaints files. Equipment, tire and child-seat campaigns list products, not vehicles.

Investigation

No NHTSA investigation is linked to this recall

Most recalls are started by the manufacturer. This one lists "Manufacturer" as its origin.

Before the recall

No service bulletins on this component preceded the recall

Distinct manufacturer communications on the same component group, make, model and model year in the 24 months before the report date.

Source: NHTSA manufacturer communications file.

Service bulletins

26V-702 Oct 22, 2026
Wheelhouse body interior joints may have been manufactured incorrectly, resulting in insufficient joint strength
26V-388 Jun 12, 2026
Front and mid-body interior joints may have been manufactured incorrectly, resulting in insufficient joint strength
25V-694 Oct 10, 2025
Rear exterior joints may have been manufactured incorrectly, resulting in insufficient joint strength
24V-478 Jun 26, 2024
Audible emergency warning alarm sounds may not activate when the emergency hatch or window is open
23V-843 Dec 13, 2023
Rear interior joint between the bulkhead and window panel may have been manufactured incorrectly, resulting in insufficient joint strength
23V-670 Oct 3, 2023
Fasteners for the emergency exit door may loosen and detach, which can allow the emergency exit door to open unexpectedly