Navistar – Engine Fuel Heater May Overheat and Cause Fire

Navistar (Navistar) is recalling certain 2017-2020 IC Bus CESB school buses equipped with Cummins B6.7 diesel engines with fuel module option number FS90301 or FS90453. The electrical wiring within the fuel heater may overheat and may cause plastic in the fuel heater to melt and potentially catch fire. It may also lead to engine stalling.


Report Received Date 03/20/2019
NHTSA ID 19V217000
Consequence Summary A fire increases the risk of injury. An engine stall can increase the risk of crash.
Corrective Action Cummins will notify the affected Navistar owners. Cummins dealers will replace the fuel heater with a newly designed fuel heater, free of charge. The recall began May 2, 2019. Owners may contact Cummins customer service at 1-800-286-6467 or Navistar customer service at 1-800-448-7825.
Recall Code None
Potentially Affected 20142
Fire Risk When Parked No
Do Not Drive No
Recall Link Go to Recall (https://www.nhtsa.gov/recalls?nhtsaId=19V217000)

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