Cummins, Inc. is recalling certain L9 Diesel Engines

— Recall Campaign #21E060000

Cummins, Inc. (Cummins) is recalling certain L9 Diesel Engines, with part number D563027BX03. The engine calibration software's management of the injection of Diesel Exhaust Fluid can allow excessive ammonia into the tailpipe exhaust.

The recall was influenced by the manufacturer with about 494 units affected.


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NHTSA Safety Recall Notice

21E060000
NHTSA Logo
Manufacturer: Cummins, Inc.
Recall date: June 29, 2021
NHTSA Campaign #: 21E060000
Units affected: 494

Description:
Cummins, Inc. (Cummins) is recalling certain L9 Diesel Engines, with part number D563027BX03. The engine calibration software's management of the injection of Diesel Exhaust Fluid can allow excessive ammonia into the tailpipe exhaust.
Consequeces:
Exposure to high levels of ammonia can increase the risk of injury.
Corrective action:
Dealers will recalibrate the engine, free of charge. Owner notification letters were mailed August 20, 2021. Owners may contact Cummins customer service at 1-800-286-6467.
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.nhtsa.gov.

Affects the following: