This recall has not yet been classified by risk level.
2021 INTERNATIONAL LT Recalled by Navistar, Inc. — ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM):SOFTWARE
What You Should Do
Stop using this product immediately. Do not consume, use, or distribute it.
Dealers will update the ECM software, free of charge. Owner notification letters are expected to be mailed May 26, 2023. Owners may contact Navistar's customer service at 1-800-448-7825. Navistar's number for this recall is 23509.
Affected Products
2021 INTERNATIONAL LT. Navistar, Inc. (Navistar) is recalling certain 2021-2024 International LT and RH trucks. The engine control module (ECM) may be unresponsive to throttle pedal application, which can cause the vehicle to unexpectedly slow to idle speed on the road.
Why Was This Recalled?
A vehicle that unexpectedly slows to idle speed on the roadway can increase the risk of a crash.
Where Was This Sold?
Nationwide
About Navistar, Inc.
Navistar, Inc. has 93 total recalls tracked by RecallDetector.
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Data sourced from the NHTSA. Last updated March 26, 2026. View original report