INTERNATIONAL 2021 INTERNATIONAL RH Recall
Check Your Product
According to the National Highway Traffic Safety Administration (NHTSA)
Product
2021 INTERNATIONAL RH
Brand
INTERNATIONAL
Lot Codes / Batch Numbers
Not specified in NHTSA notice. Check official source for details.
Products Sold
Model Year 2021
Navistar, Inc. is recalling certain 2021 INTERNATIONAL RH vehicles due to service brakes, air issues. Unintended spring brake application may occur, increasing the risk of a crash..
Summary derived from NHTSA notice
Reason for Recall
As stated by NHTSA
Navistar, Inc. (Navistar) is recalling certain 2021 International LT, RH, MV, and HV vehicles equipped with Bendix pressure switches. A retainer was not properly seated in the SC-3 single check valve and may not provide source air isolation when pressure is applied. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 121, "Air Brake Systems."
Reported concern (NHTSA)
Unintended spring brake application may occur, increasing the risk of a crash.
Recommended Action
Per NHTSA guidance
Navistar will notify owners, and dealers will replace the SC-3 check valves, free of charge. Owner notification letters were mailed on May 28, 2021. Owners may contact Navistar customer service at 1-800-448-7825. Navistar's number for this recall is 21503.
Verify this information on the official source
For complete details and official instructions, check the National Highway Traffic Safety Administration (NHTSA) directly.
View official NHTSA recall noticePage updated: Jan 10, 2026