2017-2021 Freightliner Cascadia Brake Modulator Valve Recall

Daimler Trucks North America LLC (DTNA) is recalling certain 2017-2021 Freightliner Cascadia tractor trailers. The single brake modulator valve may be affected by chemical corrosion which can slow down the release timing and cause the brakes to pull to the affected side during automatic braking events.


DTNA will notify owners, and dealers will perform repairs, free of charge. The manufacturer has not yet provided the repair procedures. This recall is expected to begin August 30, 2020. Owners may contact DTNA customer service at 1-800-547-0712. DTNA’s number for this recall is FL-855.

Corroded Modulator Valve May Cause Brake Pull. Brakes that pull to one side during automatic braking events may cause a sudden change in vehicle direction, increasing the risk of a crash.

NHTSA Campaign Number: 20V390000

Manufacturer Daimler Trucks North America LLC


Potential Number of Units Affected 164,317

Year, Make and Model of Vehicles Covered by this Recall.


Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.safercar.gov. Customers may also reach out to Management at BigRigVIN in order to obtain more information, or to confirm if their vehicle applies to this recall.

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