NHTSA vehicle safety data

2020 Freightliner Business Class M2 Recalls & Complaints

The 2020 Freightliner Business Class M2 has 12 NHTSA recall campaigns and 8 owner complaints on file as of November 3, 2026. Recall repairs are usually free at an authorized Freightliner dealer.

NHTSA recall and complaint data for the 2020 Freightliner Business Class M2. Recall data is refreshed daily from NHTSA.

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2020 Freightliner Business Class M2 owner complaints

Owners have filed 8 complaints with NHTSA about the 2020 Freightliner Business Class M2, describing incidents dated July 1, 2022 to July 19, 2023.

Most-cited components

Unknown or Other 8 complaints

Newest complaints

ODI #11586806 · Filed May 3, 2024
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
ODI #11586793 · Filed May 3, 2024
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
ODI #11586786 · Filed May 3, 2024
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

Read all 8 complaints

Loss of Vehicle Control from Loose Axle Clamp Fasteners

NHTSA #25V760000 · Suspension — Critical Fasteners · NHTSA notice

Reported November 4, 2025 · Daimler Trucks North America, LLC

Potentially affected: 18,783 vehicles

Repair completion: 54.46% (latest rate the manufacturer reported to NHTSA; dataset updated November 3, 2026)

Manufacturer campaign F1027 · Owners notified December 29, 2025 · Vehicles built starting August 15, 2019 (per NHTSA)

Defect description

Daimler Trucks North America, LLC (DTNA) is recalling certain 2020-2026 Western Star 49X, Freightliner Business Class M2, Freightliner 114SD, Freightliner 108SD, 2021-2026 Western Star 47X, 2021-2023 Freightliner 122SD, 2022 Western Star 48X, and 2023 Western Star 4700 vehicles. The axle clamp fasteners may be loose, which can result in a loss of vehicle control.

Safety consequence

A loss of vehicle control increases the risk of a crash.

Manufacturer remedy

Dealers will inspect and tighten the fasteners, as necessary, free of charge. Owner notification letters were mailed December 29, 2025. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is F1027.

Unexpected Engine Shutdown

NHTSA #24V924000 · Engine and Engine Cooling — Engine — Engine Control Module (ECU/ECM) — Software · NHTSA notice

Reported December 11, 2024 · Daimler Trucks North America, LLC

Potentially affected: 139 vehicles

Repair completion: 27.34% (latest rate the manufacturer reported to NHTSA; dataset updated November 3, 2026)

Manufacturer campaign F1012 · Owners notified February 5, 2025 · Recall influenced by NHTSA's Office of Defects Investigation

Defect description

Daimler Trucks North America, LLC (DTNA) is recalling certain 2015-2020 Freightliner Business Class M2 emergency vehicles equipped with certain Cummins diesel engines. The engine protection and inducement software may cause the engine to shut down unexpectedly.

Safety consequence

An unexpected engine shutdown can delay emergency responders and increase the risk of injury.

Manufacturer remedy

Cummins will update the electronic control module software and install a corrected data plate, free of charge. Owner notification letters were mailed February 5, 2025. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is F1012.

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 nhtsa.gov.

Incompatible Tires and Rims/FMVSS 120

NHTSA #22V919000 · Wheels — Rim · NHTSA notice

Reported December 12, 2022 · Daimler Trucks North America, LLC

Potentially affected: 49 vehicles

Repair completion: 55.1% (latest rate the manufacturer reported to NHTSA; dataset updated November 3, 2026)

Manufacturer campaign FL-962 · Owners notified June 2, 2023

Defect description

Daimler Trucks North America, LLC (DTNA) is recalling certain 2020-2023 Freightliner 114SD, 2023 Freightliner 122SD, 2020 Western Star 4700, 2019-2022 Western Star 4900, 2019-2023 Freightliner Business Class M2, and 2021 Freightliner Cascadia vehicles. The vehicles are equipped with tires that are not compatible with their 8.25-inch rims. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 120, "Wheels and Rims-Other Than Passenger Cars."

Safety consequence

Driving with tires that are not compatible with their rims can reduce tire performance, increasing the risk of a crash.

Manufacturer remedy

Dealers will replace the tires, 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 FL-962.

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.nhtsa.gov.

Corroded Modulator Valve May Cause Brake Pull

NHTSA #22V817000 · Service Brakes, Air — Antilock — Modulator · NHTSA notice

Reported November 1, 2022 · Daimler Trucks North America, LLC

Potentially affected: 219,390 vehicles

Repair completion: 83.58% (latest rate the manufacturer reported to NHTSA; dataset updated November 3, 2026)

Manufacturer campaign FL-958 · Owners notified October 16, 2023

Defect description

Daimler Trucks North America, LLC (DTNA) is recalling certain 2017-2023 Freightliner Cascadia, 2020-2022 Freightliner Business Class M2, and 2022 Freightliner 114SD, and 2020-2023 Western Star 49X, 2021-2023 Western Star 47X, and 2021-2022 Western Star 57X vehicles. The brake modulator valves on the front axle may corrode and cause the vehicle to pull to the affected side during an Adaptive Cruise Control (ACC) braking event.

Safety consequence

Brakes that pull to one side during an ACC braking event may cause a sudden change in vehicle direction, increasing the risk of a crash.

Manufacturer remedy

Dealers will inspect and replace the front brake modulator valves, as necessary. Some vehicles will have a software update which will alert driver when a replacement is required. All repairs will be performed free of charge. Owner notification letters were mailed beginning October 16, 2023. DTNA's number for this recall is FL-958. This recall expands and replaces previous recall 20V-390. All vehicles previously repaired under recall 20V-390 will need to have the new remedy performed.

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.nhtsa.gov.

Cracked Brake Drum May Cause Loss of Brakes

NHTSA #22V118000 · Service Brakes, Air — Drum · NHTSA notice

Reported March 2, 2022 · Daimler Trucks North America, LLC

Potentially affected: 11 vehicles

Repair completion: 100% (latest rate the manufacturer reported to NHTSA; dataset updated November 3, 2026)

Manufacturer campaign FL-920 · Owners notified April 29, 2022

Defect description

Daimler Trucks North America, LLC (DTNA) is recalling certain 2020-2022 Freightliner M2 vehicles. The brake drum may contact the hub assembly, causing the brake drum to crack.

Safety consequence

A cracked brake drum can cause a loss of brake function and increase the risk of a crash.

Manufacturer remedy

All vehicles have been remedied, therefore no owner notification letters are necessary. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL-920.

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.nhtsa.gov.

High Pressure Fuel Rail Assembly May Leak Fuel

NHTSA #21V326000 · Fuel System, Diesel — Fuel Injection System — Fuel Rail · NHTSA notice

Reported May 7, 2021 · Daimler Trucks North America, LLC

Potentially affected: 9,662 vehicles

Repair completion: 64.63% (latest rate the manufacturer reported to NHTSA; dataset updated November 3, 2026)

Manufacturer campaign FL-886 · Owners notified July 30, 2021

Defect description

Daimler Trucks North America, LLC (DTNA) is recalling certain 2018-2021 Freightliner Custom Chass XC Chassis, 108SD, Custom Chass XB Chassis, Business Class M2, 114SD, and Western Star 4700 vehicles. The sealing washer may not seat correctly in the pilot bore holes, allowing the high pressure fuel rail assembly to leak.

Safety consequence

A fuel leak in the presence of an ignition source increases the risk of a fire.

Manufacturer remedy

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.

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.

Engine Harness May Contact & Chafe

NHTSA #20V527000 · Engine and Engine Cooling · NHTSA notice

Reported September 1, 2020 · Daimler Trucks North America LLC

Potentially affected: 9,665 vehicles

Repair completion: 84.22% (latest rate the manufacturer reported to NHTSA; dataset updated November 3, 2026)

Manufacturer campaign FL-860 · Owners notified October 28, 2020

Defect description

Daimler Trucks North America LLC (DTNA) is recalling certain 2018-2021 Freightliner 114SD, 108SD, and Business Class M2 vehicles. The engine harness wires may chafe at various locations around the air compressor and the frame rail. The damaged wires may short causing the engine to stall without any prior warning.

Safety consequence

An engine stall can increase the risk of a crash.

Manufacturer remedy

DTNA will notify owners, and dealers will inspect for adequate harness clearance and verify that the harness has not been damaged. Vehicles with a damaged harness will receive a new harness that consists of a severe duty wrapping and additional hardware. All repairs will be performed free of charge. The recall began October 28, 2020. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL-860.

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.

Engine Harness May Contact and Chafe

NHTSA #20V466000 · Electrical System — Wiring · NHTSA notice

Reported August 7, 2020 · Daimler Trucks North America LLC

Potentially affected: 5,374 vehicles

Repair completion: 92.82% (latest rate the manufacturer reported to NHTSA; dataset updated November 3, 2026)

Manufacturer campaign FL-858 · Owners notified October 5, 2020

Defect description

Daimler Trucks North America, LLC (DTNA) is recalling certain 2017-2021 Freightliner Business Class M2 trucks. The engine harness may contact and chafe at various locations around the air compressor and the frame rail. If the wires are damaged, they may short circuit, possibly causing an engine stall.

Safety consequence

A engine stall may increase the risk of a crash.

Manufacturer remedy

DTNA will notify owners, and dealers will inspect for adequate clearance between harness and engine, and for any engine harness damage. Vehicles with a damaged harness will receive a new harness. These repairs will be performed free of charge. The recall began October 5, 2020. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL-858.

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.

Reflective Tape May be Partially Covered/FMVSS 108

NHTSA #20V214000 · Exterior Lighting · NHTSA notice

Reported April 14, 2020 · Daimler Trucks North America LLC

Potentially affected: 63,175 vehicles

Repair completion: 55.7% (latest rate the manufacturer reported to NHTSA; dataset updated November 3, 2026)

Manufacturer campaign FL848 · Owners notified May 29, 2020

Defect description

Daimler Trucks North America LLC (DTNA) is recalling certain 2006-2020 Freightliner Columbia, 2006-2021 Freightliner Business Class M2, 2007-2020 Freightliner Coronado, 2014-2021 Freightliner 122 SD, 2007 Sterling A 9500, 2006 Freightliner Argosy, 2006-2007 Sterling AT9500, 2008-2021 Freightliner Cascadia, 2006-2008 Freightliner Classic, 2006-2011 Freightliner Century Class, 2006-2010 Freightliner FLD, and 2017 Western Star 5700 vehicles. The rear reflective tape may be partially covered by the mudflap hanger bracket, which may reduce the vehicle's visibility to other drivers on the road. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard (FMVSS) number 108, "Lamps, Reflective Devices, and Associated Equipment."

Safety consequence

The vehicle's rearward visibility may be reduced, increasing the risk of a crash.

Manufacturer remedy

DTNA will notify owners, and dealers will inspect and reposition the reflective tape to ensure that it is completely visible, as necessary, free of charge. The recall began May 29, 2020. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL848.

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.

Axles Insufficiently Lubricated

NHTSA #20V176000 · Power Train — Axle Assembly · NHTSA notice

Reported March 23, 2020 · Daimler Trucks North America LLC

Potentially affected: 1,532 vehicles

Repair completion: 59.99% (latest rate the manufacturer reported to NHTSA; dataset updated November 3, 2026)

Manufacturer campaign FL-846 · Owners notified May 12, 2020 · Vehicles built May 3, 2018 – January 7, 2019 (per NHTSA)

Defect description

Daimler Trucks North America LLC (DTNA) is recalling certain 2019-2020 Freightliner Business Class M2 and Freightliner 108SD vehicles equipped with Meritor MX 120 EVO Front Drive Steer axles. The axles may have insufficient lubrication, which may result in damage to the wheel end bearings.

Safety consequence

If the bearings are damaged, the wheel may separate and cause a sudden loss of vehicle control, increasing the risk of crash.

Manufacturer remedy

DTNA will notify owners, and dealers will inspect and replace the wheel end components, as necessary, free of charge. The recall began May 12, 2020. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL-846.

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.

Insufficiently Tightened Brake Caliper Bolts

NHTSA #20V127000 · Service Brakes, Air — Disc — Caliper · NHTSA notice

Reported March 3, 2020 · Daimler Trucks North America LLC

Potentially affected: 2,585 vehicles

Repair completion: 92.26% (latest rate the manufacturer reported to NHTSA; dataset updated November 3, 2026)

Manufacturer campaign FL-845 · Owners notified May 1, 2020 · Vehicles built September 4, 2018 – March 29, 2019 (per NHTSA)

Defect description

Daimler Trucks North America LLC (DTNA) is recalling certain 2019-2020 Freightliner 108SD, 114SD, Cascadia, Business Class M2, Western Star 4700 and 5700, Freightliner Custom Chassis S2, Custom Chassis XB, and Custom Chassis XC vehicles equipped with air disc brakes. The brake caliper mounting bolts may have been insufficiently tightened.

Safety consequence

Loose brake caliper mounting bolts can reduce brake effectiveness, increasing the risk of a crash.

Manufacturer remedy

DTNA will notify owners, and dealers will inspect and repair the vehicles, free of charge. The recall began May 1, 2020. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL-845.

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.

Front Axles may be Insufficiently Lubricated

NHTSA #19V443000 · Power Train — Axle Assembly · NHTSA notice

Reported June 11, 2019 · Daimler Trucks North America LLC

Potentially affected: 809 vehicles

Repair completion: 67.12% (latest rate the manufacturer reported to NHTSA; dataset updated November 3, 2026)

Manufacturer campaign FL-817 · Owners notified September 10, 2019 · Vehicles built January 4, 2019 – May 14, 2019 (per NHTSA)

Defect description

Daimler Trucks North America LLC (DTNA) is recalling certain 2019-2020 Business Class M2 and 2020 108SD vehicles equipped with Meritor MX 120 EVO Front Drive Steer axles. The axles may have insufficient lubrication, which may result in damage to the wheel end bearings.

Safety consequence

If the bearings are damaged, the wheel may separate and cause a sudden loss of vehicle control, increasing the risk of crash.

Manufacturer remedy

DTNA will notify owners, and dealers will inspect and replace the wheel end components, as necessary, free of charge. DTNA issued owners an interim notification on August 7, 2019. The recall began September 10, 2019. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL-817.

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.

try.vin has no NCAP crash-test rating on file for the 2020 Freightliner Business Class M2. NHTSA rates some vehicles by body style — pickups by cab, vans by roof height — so check nhtsa.gov/ratings.

8 owner complaints have been filed with NHTSA for the 2020 Freightliner Business Class M2.