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International CV Recall 19V372: Engine Block Heater Can Short Circuit and Cause Fire

NHTSA campaign 19V372, reported May 14, 2019, 705 vehicles potentially affected.

What this recall means for you

Certain 2019 trucks with Duramax 6.6 liter diesel engines and the optional engine block heater may have a problem with the block heater cord or the terminals connecting the cord to the block heater. These parts can short circuit and fail.

A short circuit can damage engine components and increase the risk of fire. Owners should watch for signs of trouble with the block heater cord and seek service promptly.

The remedy is free: an authorized dealer will replace the engine block heater at no cost. Owners who have not yet received a notice can contact Navistar customer service at 1-800-448-7825. A second letter will be mailed when the remedy is available. You can also check your VIN for open recalls.

Check whether this recall is open on your vehicle

The repair is normally free at an authorized dealer.

Official recall notice

Safety recall 19V372Navistar, Inc.
Component
ENGINE
Problem
Navistar, Inc. (Navistar) is recalling certain 2019 International CV vehicles equipped with Duramax 6.6 liter diesel engines and an optional engine-block heater (feature code 12XBL). The engine block heater cord or the terminals that connect the heater cord to the block heater may short circuit and fail.
Risk
A short-circuit may damage the engine components and increase the risk of fire.
Remedy
Navistar will notify owners and dealers will replace the engine block heater, free of charge. Navistar issued owners an interim notification on May 31, 2019. A second letter will be mailed when the remedy becomes available. The recall began November 14, 2019. Owners may contact Navistar customer service at 1-800-448-7825. Navistar's number for this recall is 19508.
Notes
Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.safercar.gov.

Affected vehicles

International CV2019