Daimler Trucks North America LLC (DTNA) is recalling certain model year 2015 Freightliner Cascadia, Business Class M2, 108SD, 114SD, 122SD, Coronado, Western Star 4700, and Western Star 4900 trucks manufactured October 6, 2014, to February 16, 2015, and equipped with Haldex Life Seal brake chambers. The affected vehicles may experience brake drag due to an improperly seated diaphragm in the brake chamber.
While traveling at highway speeds, brake drag may cause loss of vehicle control, increasing the risk of a crash.
DTNA will notify owners, and dealers will replace the brake chambers, free of charge. Owners were mailed interim notices at the end of May 2015. The recall began on September 25, 2015. Owners may contact DTNA customer service at 1-800-745-8000. DTNA's number for this recall is FL676.
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.