Rear Lifting Bracket on Engine May Detach

Affected vehicles (1)

Component / system

Defect

Cummins, Inc. (Cummins) is recalling certain L9N Natural Gas Engines, part number D883007BX03. The rear lifting bracket that attaches to the engine cylinder head may be insufficiently secured, which can allow it to detach.

Risk / consequence

A rear lifting bracket that detaches while the engine is being lifted can result in the engine falling or swinging, increasing the risk of injury.

Remedy

Dealers will inspect and replace the flanged stud in the rear lifting bracket, as necessary, free of charge. Owner notification letters were mailed December 9, 2023. Owners may contact Cummins customer service at 1-800-286-6467. Cummins number for this recall is c2735.

Chronology of events

1. Sep 14, 2023

   9/14/2023 – Cummins received a report from an OEM of an engine that was built with this condition. 9/15-16/2023 - Cummins investigated the issue and determined that flanged studs from a new supplier did not meet the length requirement. Corrective action (using flanged studs of the correct length) was implemented at engine assembly. Cummins began actions to correct the issue on completed engines in stock at the Cummins engine assembly plant and at affected OEM assembly plants.

2. Oct 2, 2023

   10/2/2023 – Cummins conducted a Product Safety Hazard Analysis.

3. Oct 10, 2023

   10/10/2023 – Based upon the results of the investigations and although Cummins has no reports of any lifting brackets on the subject engines becoming detached, the Cummins Product Safety Board decided out of an abundance of caution to conduct a safety campaign to address this condition. To date, there have been no reports of injuries related to this condition.

Notification schedule

Dealer notification

NOV 22, 2023 - NOV 22, 2023

Owner notification

DEC 15, 2023 - DEC 15, 2023

Documents (23)