Not Yet Classified

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

Date: March 28, 2023
Company: Navistar, Inc.
Status: Ongoing
Source: NHTSA

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