Use cautionVehicle recall · NHTSA · Published July 5, 2021
Freightliner & Western Star Recall: Fuel Leak Fire Risk
DTNA recalls certain Freightliner and Western Star diesel chassis trucks (2018-2021) due to a fuel leak that increases fire risk. Dealers will replace parts free of charge.
Daimler Trucks North America is recalling certain 2018-2021 Freightliner Custom Chassis XC, XB, Business Class M2, and Western Star 4700 vehicles because the sealing washer may not seat correctly. This defect can allow the high-pressure fuel rail assembly to leak, creating a risk of fire if an ignition source is present. Read more at govinfonow.com/recall/79383-daimler-trucks-north-america-2018-2021-freightliner-custom-chass-xc.
“Freightliner & Western Star Recall: Fuel Leak Fire Risk.” GovInfoNow, updated October 13, 2026. https://govinfonow.com/recall/79383-daimler-trucks-north-america-2018-2021-freightliner-custom-chass-xc. Based on NHTSA recall #21V326000 (https://www.nhtsa.gov/recalls?nhtsaId=21V326000).
Daimler Trucks North America, LLC is recalling certain diesel chassis trucks due to a fuel leak that increases the risk of fire. The National Highway Traffic Safety Administration announced the recall on July 5, 2021. Dealers will replace the affected parts free of charge.
How to tell if you have it
Freightliner Custom Chassis XC Chassis, 2018-2021
Freightliner Custom Chassis XB Chassis, 2018-2020
Freightliner 108SD, 2018-2021
Freightliner Business Class M2, 2018-2021
Freightliner Custom Chassis XB, 2021
Western Star 4700, 2018-2021
What to do
Dealers will replace the fuel rail and fuel lines, free of charge. Owners may contact DTNA customer service at 1-800-547-0712.
The hazard
A fuel leak in the presence of an ignition source increases the risk of a fire. The sealing washer may not seat correctly in the pilot bore holes, allowing the high pressure fuel rail assembly to leak.
Context
GovInfoNow's records show Daimler Trucks North America, LLC has 273 other recalls on record since July 6, 2011. Other recent recalls of similar products include Freightliner FCCC XBS Recall: Fuel Leak Fire Risk (Oct. 7, 2026), 2027 Thomas Built SAF-T-LINER C2 Recall: Headlight Issue (Oct. 1, 2026), and Freightliner Business Class M2 Recall: Fire Risk from Exhaust Contact (Oct. 1, 2026). Other recent recalls of similar products include Ford 2024 Bronco Fuel Leak Recall: Fire Risk (Nov. 9, 2025), Genesis 2022-2025 G80 Fuel Leak Recall: Fire Risk (April 10, 2026), and Tiffin Phaeton Recall: Fuel Leak Fire Risk (Oct. 8, 2026).
How to tell if you have this one
Check if your vehicle is a 2018-2021 Freightliner Custom Chassis XC (including 108SD), XB, Business Class M2 (including 114SD), or Western Star 4700. You may have received an interim owner notification letter mailed on June 21, 2021.
Brand
Freightliner / Western Star
Category
Vehicle
Based on the official NHTSA remedy
What to do — step by step
Contact Dealer Or Customer Service
DTNA has mailed interim notification letters; contact DTNA customer service at 1-800-547-0712 or your dealer to schedule the repair.
Get Fuel Rail And Lines Replaced
Dealers will replace the fuel rail and fuel lines free of charge to correct the sealing washer issue.
Official remedy
What NHTSA says to do
Dealers will replace the fuel rail and fuel lines, free of charge. Interim owner notification letters were mailed on June 21, 2021. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL-886.
How this recall unfolded
Recall timeline
2 dated steps over 14 days.
1Interim owner letters mailed
2NHTSA received the defect report
Dates from the agency record only; steps without a date are left out.
Take action
Contact Freightliner / Western Star
We’ve drafted a message you can send Freightliner / Western Star to request your refund or repair — edit it as you like.
Subject: Recall 21V326000 — Freightliner / Western Star Freightliner & Western Star Recall: Fuel Leak Fire Risk
Hello,
I own a Freightliner & Western Star Recall: Fuel Leak Fire Risk that is covered by recall 21V326000 from Freightliner / Western Star.
The official recall notice states: Dealers will replace the fuel rail and fuel lines, free of charge. Interim owner notification letters were mailed on June 21, 2021. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL-886.
I’m writing to arrange the remedy described in the recall (a refund, repair, or replacement as applicable). Could you please tell me the next steps to resolve this?
Thank you.
The facts (hazard, remedy, dates, manufacturer) are pulled from the official NHTSA recall record. The plain-language summary and step-by-step checklist are written by GovInfoNow to make the official notice easier to act on — they don’t replace it.
Plain-language summary written by qwen3.6:35b-a3b on October 13, 2026, from the official record above. Not reviewed by a person — if it conflicts with the NHTSA notice, the notice is correct. Report an error on this page.
GovInfoNow is an independent service and is not a government agency. We republish official NHTSA recall data; we don’t issue, amend or administer recalls.