2017–2019 IC Bus CE, 2017–2020 IC Bus Cesb Recall: Electrical wiring within the fuel heater may overheat and may cause…
NHTSA campaign 19V217000 · Fuel System, Diesel · filed Mar 20, 2019 · verified Jul 30, 2026
The defect
Navistar, Inc. (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.
The risk
A fire increases the risk of injury. An engine stall can increase the risk of crash.
Check whether your specific vehicle is affected
Recall campaigns often cover only certain VIN ranges. Enter your VIN on the official NHTSA site to confirm whether your vehicle is included and whether the repair is still open.
Check VIN on NHTSA →The fix — what to do
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.
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.
Affected vehicles
Related recalls
More IC Bus CE recalls
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Other campaigns involving IC Bus vehicles
Source: NHTSA recall database, campaign 19V217000 (manufacturer number None). Data last verified Jul 30, 2026.