The defect
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."
The risk
Unintended spring brake application may occur, increasing the risk of a crash.
The remedy
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.
NHTSA's own wording · initiated by MFR
Vehicles covered
| Model | Model years |
|---|---|
| International HV | 2021 |
| International LT | 2021 |
| International MV | 2021 |
| International RH | 2021 |
Components: SERVICE BRAKES, AIR
Model years in this recall
NHTSA complaints and the number of recall campaigns for each model year this recall covers.
| Model | Year | Complaints | Recalls |
|---|---|---|---|
| International HV | 2021 | 0 | 9 |
| International LT | 2021 | 3 | 13 |
| International MV | 2021 | 1 | 15 |
| International RH | 2021 | 0 | 9 |
Other service brakes, air recalls in 2021
14 of the 988 recall campaigns reported to NHTSA in 2021 concerned the service brakes, air; Navistar, Inc. filed 183 campaigns in all.
| 21V914000 22 Nov 2021 | Daimler Trucks North America, LLC |
| 21V883000 12 Nov 2021 | Timpte, Inc. |
| 21V720000 16 Sept 2021 | PACCAR Incorporated |
| 21V573000 27 Jul 2021 | Mack Trucks, Inc. |
| 21V383000 24 May 2021 | Great Dane Trailers |
| 21V328000 10 May 2021 | PACCAR Incorporated |
| 21V285000 22 Apr 2021 | Blue Bird Body Company |
| 21V284000 22 Apr 2021 | Blue Bird Body Company |
NHTSA recalls (public domain) · all recalls of 2021