Daimler Trucks North America LLC (DTNA) is recalling certain model year 2015 Freightliner 108SD, 114SD, and M2 Business Class; Thomas Built Buses HDX; Western Star 4700; and FCCC MBC, MC, MT45, MT55, S2C 106CAB, Sport M2 106, XBR, XBS, XCL,XCM, XCR, and XCS vehicles manufactured May 2, 2014, to July 31, 2014. The Cummins ISB or ISL engines in these vehicles may have been equipped with Fleetguard UFF-XT fuel filters, part number FF63009, whose filter shell may separate from the fuel filter nut plate causing the engine to stall without warning.
If the engine stalls unexpectedly there is an increased risk of a crash.
Cummins will notify owners on behalf of DTNA, and dealers will replace the fuel filter with a non-defective one, free of charge. The recall began on September 29, 2014. Owners may contact DTNA customer service at 1-800-745-8000 or Cummins customer service at 1-800-223-4583. DTNA's number for this recall is FL-664.
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.