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 parking brake issues. A hole in the diaphragm may cause an air leak, causing the parking brake to engage and 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 and International RH vehicles. The spring inside the spring brake chamber may allow the pressure plate to shift and wear a hole through the diaphragm.
Reported concern (NHTSA)
A hole in the diaphragm may cause an air leak, causing the parking brake to engage and increasing the risk of a crash.
Recommended Action
Per NHTSA guidance
Navistar will notify owners, and dealers will inspect and, as necessary, replace the spring brake chambers, 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 21502.
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