Western Star 47X, 4700 +1 more: Fuel System

Affects Western Star 47X, 4700, 49X · 2020–2022 — about 389 vehicles.

The hazard

Issue: On certain trucks, the fuel tubes between the fuel rail and the injectors may crack and create a fuel leak. Note: This recall only affects trucks equipped with a Cummins X12 diesel engines. Safety Risk: A fuel leak can create the risk of a fire. Corrective Actions: Cummins will notify owners by mail and instruct you to take your truck to a Cummins authorized service center to replace the fuel tubes for cylinders 4, 5 and 6 and install vibration isolators.

What to do

Contact your dealer; the remedy details were not included in the filing.

Critical — crash/injury risk now High — injury risk; see remedy Moderate — fix at next service Low — minor / informational