2021 Freightliner M2 problems, complaints & recalls
Most-reported problem areas: Power Train (2) · Engine (2) · Vehicle Speed Control:accelerator Pedal (1)
Safety recalls (2)
Visibility:windshield Wiper/Washer:linkages 2023-04-04 · campaign 23V237000 · 57,504 vehicles
Defect: Daimler Trucks North America, LLC (DTNA) is recalling certain 2020-2022 Freightliner Business-Class M2, FCCC Business-Class M2, FCCC S2G (FCCC Business-Class M2), FCCC S2RV, FCCC SC2 (FCCC Shuttle Chassis), 2021-2022 Freightliner 108SD, and Freightliner 114SD vehicles. The windshield wiper linkages may break, causing the windshield wipers to fail.
Risk: Inoperative windshield wipers can reduce visibility in certain driving conditions, increasing the risk of a crash.
Fix: Dealers will inspect and replace the windshield wiper arm and linkage parts, as necessary, free of charge. Owner notification letters were mailed June 2, 2023. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL969.
Steering:linkages:drag:link:connection 2023-02-20 · campaign 23V105000 · 60,604 vehicles
Defect: Daimler Trucks North America, LLC (DTNA) is recalling certain 2019-2021 Freightliner 108SD, 114SD, 122SD, Columbia, Coronado, Business Class M2, and 2020 Freightliner Cascadia vehicles. The drag link taper joint may not have been tightened sufficiently and could come loose, resulting in a complete separation of the drag link from the steering arm.
Risk: Drag link separation can cause a complete loss of steering control, increasing the risk of a crash.
Fix: DTNA will inspect the drag link taper joint and repair it, as necessary, free of charge. Owner notification letters were mailed April 21, 2023. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL967. This recall expands recall number 21V-689.
Service bulletins (21)
Technical service bulletins are repair instructions manufacturers send dealers for known issues. Unlike recalls, the fix is not automatically free — but naming the bulletin at the service desk can save diagnosis time and support goodwill repairs.
Visibility 2021-04-28 · TechTalk566534K · Service Bulletin/Repair Instructions
tech talk discussion on air line coding and location in manual.
Equipment 2021-04-28 · TechTalk566554K · Service Bulletin/Repair Instructions
tech talk discussion on new beam clamp for harness routing 23-14234-002.
Electrical System 2017-12-12 · SS1033289 · Service Bulletin/Repair Instructions
service solution ss 1033289 bhm fault code spn 524249 / fmi 7
Electrical System 2017-11-28 · SS1032728 · Service Bulletin/Repair Instructions
ss 1032728 bulkhead module fault codes 524280 thru 524286 with fmi 7 clarification
Unknown Or Other 2017-07-25 · SS1033180 · Service Bulletin/Repair Instructions
service solution ss 1033180 bhm fault code spn 524251 fmi 7 - extr...
Unknown Or Other 2017-07-11 · SS1032974 · Service Bulletin/Repair Instructions
ss 1032974 high oil pressure on 2017 dtna vehicles instrument cluster display
Showing the 6 most recent of 21 bulletins. Search all of them free at nhtsa.gov.
What owners report
2026-09-12 · Engine“while driving on the interstate check-engine light came on, engine governed to very slow speeds and ultimately became undrivable. this has happened twice. in may and august of 2026. according to velocity truck centers in north las vegas, nv engine harness contacted and chafed around air compressor. vehicle is at velocity truck centers in north la…”
2026-02-19 · Tires“the contact owns a 2021 freightliner xc-m. the contact became aware that the vin was included in nhtsa campaign numbers: 21v00h000 (electrical system, exterior lighting) and 21v921000 (tires). the contact had not experienced a failure. the contact reached out to the manufacturer with questions about the recalls. the vehicle was repaired under nhtsa…”
2025-07-08 · Electrical System: Instrument Cluster/Panel · 17,800 mi“the contact owns a 2021 freightliner xc line motorhome. the contact stated that the icu on the coach had delaminated over time and made it difficult to read. there was no warning light illuminated. the vehicle was diagnosed, and the contact was advised that the icu panel was faulty and needed to be replaced. the vehicle was not repaired. the manufa…”
2025-03-25 · Vehicle Speed Control:accelerator Pedal · 15,000 mi“the contact owns a 2021 freightliner m2. the contact stated while driving at various speeds and slightly depressing the accelerator pedal, the pedal travelled down to the floorboard and was stuck, causing the vehicle to accelerate unintendedly. the contact depressed the brake pedal, but the vehicle failed to respond. the contact shifted to neutral(…”
2025-01-07 · Engine · 151,024 mi“the contact owns a 2021 freightliner m2. the contact stated that while a driver was driving at an undisclosed speed, the vehicle started decelerating unintendedly and then stalled. there were no warning lights illuminated. the driver was able to coast to the side of the roadway. the driver was unable to restart the vehicle. the vehicle was towed to…”
2023-02-13 · Power Train“meritor transfer case has failed due to the internal coating coming off and clogging the oil pump pick up tube screen which starves the oil pump and eventually leads to bearing failure. this is a safety concern because the t-case is the central connecting point for the drive line. when the bearings fail or seize the torque from the input shaft can …”
2023-02-09 · Power Train“we have had close to 30 failures of the meritor transfer case in both international and freightliner chassis. this case specifically and of which i will add photos, is a 2021 freightliner. the internal coating is flaking off and clogging the oil pump pick up screen which in turn starves the pump and eventually leads to bearing failure. this is a sa…”
2021-04-18 · Unknown Or Other · 5,000 mi · 💥 crash“this vehicle is outfitted with a bridgeport automated arm garbage truck body. an accident recently occurred on 14 april 2021 because of no warning sensor on the forks with grab the garbage/recycle cart to warn the driver that the forks are not completely retracted and safely stow for transport. a warning sensor is on the fork boom to warn the driv…”
Excerpts of consumer complaints filed with NHTSA, lightly truncated. They are owner statements, not verified findings.