FL798 – CNG Tank Venting at Low Pressure May Cause Fire – 2018-2019 Freightliner Business Class M2 & 114SD

NHTSA Campaign Number: 18V701
Manufacturer Daimler Trucks North America LLC
Components FUEL SYSTEM, OTHER
Potential Number of Units Affected 11

CNG Tank Venting at Low Pressure May Cause Fire

In the presence of an ignition source, a complete discharge of a full CNG tank in an enclosed environment or adjacent to certain structures can increase the risk of a fire.

Summary

Daimler Trucks North America, LLC (DTNA) is recalling certain 2018-2019 Freightliner Business Class M2 and 114SD compressed natural gas (CNG) vehicles equipped with Agility Pressure Relief Devices (PRD). A damaged o-ring may cause the PRD to vent at a lower pressure, potentially resulting in a complete discharge of a full CNG tank.

Remedy

DTNA will notify owners, and Agility authorized service facilities will install a new pressure regulator kit, free of charge. The recall is expected to begin December 3, 2018. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL-798.

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.

Check for Daimler Trucks North America Recalls

Recall Acknowledgement

November 2, 2018

https://static.nhtsa.gov/odi/rcl/2018/RCAK-18V701-5760.pdf