NHTSA campaign 21V450000 · Manufacturer campaign 21506
IC Bus Recall 21V-450: Lack of Emergency Exits/FMVSS 217
NHTSA recall 21V450000 (Manufacturer campaign 21506) was reported by Navistar, Inc. on June 15, 2021, with 33 vehicles potentially affected (per NHTSA). NHTSA's record lists the IC Bus Cesb and IC Bus Casb for model years 2014, 2019, 2022. Owners were notified on August 6, 2021, per NHTSA.
Updated daily from NHTSA's recall files
Is my vehicle included?
This page lists, by model year, the vehicles NHTSA's recall record names for campaign 21V450000 in the model years try.vin imports (1995 and later); NHTSA's own record can list more. A model year on the list doesn't mean every vehicle of that year is included, and some may already have been repaired.
To see whether a specific vehicle is included and still needs the repair, enter its VIN at nhtsa.gov/recalls.
Free VIN check: decode a VIN to see its year, make and model.
Key facts
- NHTSA campaign
- 21V450000 (also written 21V-450 or 21V450)
- Filed by
- Navistar, Inc.
- Manufacturer campaign number
- 21506
- Report received
- Potentially affected
- 33 vehicles (per NHTSA)
- Component
- Structure — Emergency — Escape/Egress/Exit
- Owners notified
- Safety standard
- FMVSS 217
Repair completion: 72.73% (latest rate the manufacturer reported to NHTSA; dataset updated October 21, 2026)
NHTSA cautions against comparing completion rates across recalls or manufacturers. How try.vin reads them.
Vehicles listed for this recall
NHTSA's recall record lists these vehicles for recall 21V450000. try.vin imports model years 1995 and later, so NHTSA's own list can be longer. Model years with a try.vin recall page link to it. Build dates are NHTSA's range for a model year (per NHTSA); a vehicle built in that range is not necessarily included.
IC Bus
All IC Bus recallsNHTSA's recall notice
As NHTSA's recall record states it for campaign 21V450000.
Defect description
Navistar, Inc. (Navistar) is recalling certain 2014 IC Bus CE, 2019 IC Bus CE, and 2022 IC Bus CE school buses. These buses are not equipped with enough emergency exits. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 217, "Bus Emergency Exits and Window Retention and Release."
Safety consequence
A lack of emergency exits can delay passengers from exiting the vehicle during an emergency, increasing their risk of injury.
Manufacturer remedy
Dealers will install two additional emergency exit windows, free of charge. Owner notification letters were mailed on August 6, 2021. Owners may contact Navistar customer service at 1-800-448-7825. Navistar's number for this recall is 21506.
Notes
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.nhtsa.gov.
Sources
Official NHTSA notice for recall 21V450000
Campaign details come from NHTSA's recall files, which try.vin imports once a day. The plain-language subject and the completion rate come from the U.S. Department of Transportation's Recalls Data dataset. How try.vin reads recall data.