2021 FREIGHTLINER BUSINESS CLASS M2 Complaints

View complaints related to 2021 FREIGHTLINER BUSINESS CLASS M2. The complaints found here are submitted by actual consumers with first hand experience. There are more than 10 complaints submitted for the 2021 FREIGHTLINER BUSINESS CLASS M2. You can submit your own complaint to the NHTSA or call the Hotline, Monday-Friday 8am to 8pm at (888) 327-4236, TTY: (800) 424-9153.

View all FREIGHTLINER Complaints
  • 2021 FREIGHTLINER BUSINESS CLASS M2
    - Cincinnati, OH

    The DEF header failed on this truck and it causes the vehicle to be disabled. The DEF header is an emissions part. PART NUMBER 04-31354-004 HEADER-SSI,CONC,6 BOLT,CMNS

    Source: NHTSA WEB SITE
  • 2021 FREIGHTLINER BUSINESS CLASS M2
    - Vero Beach, FL

    Meritor T-Case coating has failed internally. Coating has come off and is clogging the oil pump pick up tube. This can lead to catastrophic failure of the transfer case components.

    Source: NHTSA WEB SITE