2019 Western Star 5700 problems, complaints & recalls
Most-reported problem areas: Wheels:lugs/Nuts/Bolts/Studs (1)
Safety recalls (14)
Electrical System:wiring 2021-11-12 · campaign 21V882000 · 6,100 vehicles
Defect: Daimler Trucks North America LLC (DTNA) is recalling certain 2017-2019 Western Star 4700, 4900, 5700, and 6900 trucks. The affected trucks have a power stud that passes through the bulkhead. In certain circumstances, the power stud may contact the bulkhead and result in an electrical arc.
Risk: An electrical arc can increase the risk of a fire.
Fix: Dealers will replace the pass-through power studs, free of charge. Owner notification letters were mailed January 7, 2022. This recall supersedes previous recall number 18V-191. Vehicles previously inspected and considered complete under 18V-191 will need to return for the new remedy. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL-907.
Electrical System:wiring 2021-03-24 · campaign 21V206000 · 5,111 vehicles
Defect: Daimler Trucks North America, LLC (DTNA) is recalling certain 2019-2021 Western Star 4700 and Western Star 5700 vehicles. The ground harness wiring may be undersized and may cause a connector to melt.
Risk: Damage to the ground harness may cause an engine stall, increasing the risk of a crash.
Fix: DTNA will notify owners, and dealers will replace the ground harness, free of charge. The recall is expected to begin May 22, 2021. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL-880.
Power Train:clutch Assembly 2020-10-16 · campaign 20V642000 · 4,329 vehicles
Defect: Daimler Trucks North America LLC (DTNA) is recalling certain 2018-2019 Freightliner Cascadia, Business Class M2, 108SD, 114SD and 122SD and Western Star 4700, 4900 and 5700 vehicles. An internal component within the clutch assembly may fail, which in certain circumstances could allow the vehicle to move unexpectedly.
Risk: Unintended vehicle movement van increase the risk of a crash.
Fix: DTNA will notify owners, and dealers will update the software and replace the clutches, free of charge. DTNA issued owners an interim notification on December 7, 2020. Owner notification letters were mailed on May 28, 2021. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL-865.
Electrical System:wiring 2020-05-18 · campaign 20V281000 · 2,987 vehicles
Defect: Daimler Trucks North America LLC (DTNA) is recalling certain 2019-2021 Western Star 4700 and 5700 vehicles. A particular wire in the ground harness may be undersized, possibly resulting in a melted connector in the ground circuit harness. If the connector becomes damaged, under certain circumstances, the engine may stall without the ability to restart.
Risk: An engine stall may increase the risk of a crash.
Fix: DTNA will notify owners, and dealers will replace the ground harness, free of charge. This recall began June 23, 2020. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL-852.
Service Brakes, Air:disc:caliper 2020-03-03 · campaign 20V127000 · 2,585 vehicles
Defect: 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.
Risk: Loose brake caliper mounting bolts can reduce brake effectiveness, increasing the risk of a crash.
Fix: 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.
Visibility:defroster/Defogger/Hvac System:rear Window 2019-11-04 · campaign 19V792000 · 2,725 vehicles
Defect: Daimler Trucks North America LLC (DTNA) is recalling certain 2016-2020 Western Star 4900 and 5700 vehicles equipped with sleeper cab vent windows. Due to improper adhesive, the vent window may detach from the vehicle.
Risk: If the vent window detaches while the vehicle is in motion, it can become a road hazard, increasing the risk of a crash.
Fix: DTNA will notify owners, and dealers will replace the vent windows, free of charge. DTNA issued owners an interim notification on December 27, 2019. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL-836.
Structure:body:door 2019-10-10 · campaign 19V722000 · 2,547 vehicles
Defect: Daimler Trucks North America LLC (DTNA) is recalling certain 2017-2020 Western Star 4900 and 5700 vehicles. The adhesive bond may fail allowing the baggage or sleeper side door to separate from the hinges.
Risk: A baggage or sleeper side door that separates from the vehicle while in motion can cause road debris, increasing the risk of an injury or crash.
Fix: DTNA will notify owners and dealers will install reinforcement clips with mechanical fasteners on each baggage and sleeper door hinge, free of charge. DTNA issued owners an interim notification on December 6, 2019. The recall began September 21, 2020. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL834.
Service Brakes, Air:disc 2019-05-14 · campaign 19V367000 · 253 vehicles
Defect: Daimler Trucks North America LLC (DTNA) is recalling certain 2019 Freightliner 108SD, 114SD, Business Class M2, Cascadia, Western Star 5700, and FCCC XC Chassis vehicles equipped with air disc brakes. The brake caliper mounting bolts may have been insufficiently tightened.
Risk: Loose brake caliper mounting bolts may reduce the brake effectiveness, increasing the risk of crash.
Fix: DTNA will notify the owners and affected vehicle manufacturers, and DTNA dealers will inspect and repair the vehicles, free of charge. The recall is expected to begin July 12, 2019. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL-816.
Power Train:clutch Assembly 2018-12-19 · campaign 18V903000 · 6,795 vehicles
Defect: Daimler Trucks North America LLC (DTNA) is recalling certain 2018-2019 Freightliner 108SD, 114SD, 122SD, Cascadia, Business Class M2, Western Star 4700, 4900, and 5700 vehicles, equipped with certain Eaton ECA heavy-duty truck clutches. An internal component in the clutch assembly may fail, possibly resulting in unintended vehicle movement.
Risk: Unintended vehicle movement can increase the risk of a crash.
Fix: DTNA will notify owners, and dealers will update the software, and repair any physical components, free of charge. DTNA issued owners an interim notification on February 16, 2019. The recall began July 31, 2019. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL-803.
Steering 2018-12-19 · campaign 18V913000 · 501 vehicles
Defect: Daimler Trucks North America LLC (DTNA) is recalling certain 2017-2019 Freightliner 114SD, 122SD, 108SD, Cascadia and Business class M2 trucks, Freightliner Custom Chassis XBS, XCL, XCM, MT45, MT55, S2G, S2RV, XCR and XCS custom chassis and Western Star 4700, 4900 and 5700 trucks equipped with Detroit Axle axles. The affected vehicles may have loose steering and tie rod arm bolts.
Risk: Loose tie rod arm bolts may lead to separation of the tie rod arm, resulting in a loss of vehicle control, increasing the risk of a crash.
Fix: DTNA has notified owners, and dealers will inspect the steering arm and tie rod arm bolts for to make sure that they are properly tightened, installing new fasteners as necessary, free of charge. The recall began February 9, 2019. Owners may contact Daimler Trucks at 1-800-547-0712. DTNA's number for this recall is FL-802.
Steering 2018-10-05 · campaign 18V699000 · 622 vehicles
Defect: Daimler Trucks North America, LLC (DTNA) is recalling certain 2019 Freightliner Cascadia and Western Star 5700 vehicles. The steering wheel on these vehicles may loosen over time and the steering wheel may detach from the steering column.
Risk: If the steering wheel detaches, there would be a loss of vehicle control, increasing the risk of a crash.
Fix: DTNA will notify owners, and dealers will correct the steering wheel installation, as necessary, free of charge. The recall began November 21, 2018. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL796.
Service Brakes, Air:disc:caliper 2018-10-05 · campaign 18V703000 · 5,534 vehicles
Defect: Daimler Trucks North America, LLC (DTNA) is recalling certain 2018-2019 Freightliner 108SD, 114SD, Cascadia, Business Class M2, Freightliner Custom Chassis Corporation S2C 106 Cab, S2G Cab Chassis, XCL, XCM, XBS, XCP, XCR, Western Star 4700, 4900 and 5700 trucks. The brake caliper mounting bolts may have been insufficiently tightened.
Risk: Loose brake caliper mounting bolts can reduce brake effectiveness, increasing the risk of a crash.
Fix: DTNA will notify owners, and dealers will check and tighten the brake caliper mounting bolts, free of charge. The recall began December 3, 2018. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL-794.
Service Brakes, Hydraulic:foundation Components:disc:caliper 2018-05-29 · campaign 18V353000 · 8,741 vehicles
Defect: Daimler Trucks North America LLC (DTNA) is recalling certain 2017-2019 Freightliner M2 Business Class, 108SD, 114SD and Cascadia trucks, Western Star 4700, 4900, and 5700 trucks, FCCC S2C 106 Cab, S2G Cab, XBR, XBS, XCL, XCM, XCP, XCR, and XCS chassis equipped with air disc brakes. The brake caliper mounting bolts on these vehicles may be insufficiently tightened, allowing the bolts to loosen.
Risk: If the brake caliper mounting bolts loosen, braking performance may be reduced, increasing the risk of a crash.
Fix: DTNA will notify owners, and dealers will inspect the brake caliper mounting bolts and tighten them as necessary, free of charge. DTNA issued owners an interim notification on July 25, 2018. The recall began September 4, 2018. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL-772.
Electrical System:wiring 2018-03-26 · campaign 18V191000 · 7,128 vehicles
Defect: Daimler Trucks North America LLC (DTNA) is recalling certain 2017-2019 Western Star 4700, 4900, 5700, and 6900 trucks. The affected trucks have a power stud that passes through the bulkhead. In certain circumstances the power stud may contact the bulkhead and result in an electrical arc.
Risk: An electrical arc can increase the risk of a fire.
Fix: DTNA will notify owners, and dealers will inspect the power stud for the proper clearance to the bulkhead, and replace it if necessary, free of charge. DTNA issued an interim notification to owners on May 23, 2018. The recall began October 29, 2018. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL-766.
Service bulletins (294)
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.
Fuel/Propulsion System 2026-06-01 · PB-47-900-WST · Service Bulletin/Repair Instructions
parts bulletin for fluorosilicone fuel tank cap seals
Power Train 2025-04-30 · TSB26-008-WST · Service Bulletin/Repair Instructions
service solution for dt12 oil plug ports
Engine 2025-03-20 · CXA 3_25_NOx · Other
cx advocate for nox conversion low faults
Engine 2025-02-20 · CXA 2_25_Turbo Oil Drain · Other
cx advocate for turbo oil drain cracking
Engine 2025-02-20 · CXA 2_25_NOx · Other
cx advocate for nox conversion low faults
Engine 2025-01-16 · CXA 1_16_Turbo Oil Drain · Other
cx advocate for turbo oil drain cracking
Showing the 6 most recent of 294 bulletins. Search all of them free at nhtsa.gov.
What owners report
2018-07-02 · Wheels:lugs/Nuts/Bolts/Studs · 4,000 mi“tl* the contact owns a 2019 western star 5700. while the vehicle was parked, the contact was cleaning the rims and noticed that the lug nuts were loose on the inner tires. in addition, all the valves were detached from all four inner tires. the contact called an independent mechanic and was informed that the lug nuts were not tightened properly, wh…”
Excerpts of consumer complaints filed with NHTSA, lightly truncated. They are owner statements, not verified findings.