Cummins Inc. (Cummins) is recalling certain B6.7 Diesel Engines, part number D313029BX03, used in school buses, trucks and emergency vehicles, equipped with fuel module option number FS90301 or FS90453. The electric fuel heater within the fuel module may overheat and cause plastic in the fuel heater to melt and potentially catch fire. It may also lead to engine stalling.
A fire increases the risk of injury. An engine stall can increase the risk of a crash.
Cummins will notify owners, and dealers will replace the fuel heater with a newly designed fuel heater, free of charge. The recall began May 29, 2020. Owners may contact Cummins customer service at 1-800-286-6467. Note: This recall supersedes 19E-020.
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.