No complaints are listed for the 2021 Western Star 5700. NHTSA's API and bulk file list none in this build.
Data build 2026-10-09.
NHTSA lists this vehicle as WESTERN STAR 5700.
Model-generated complaint tags: No complaints are listed for tagging.
Recalls
See new recalls and investigations this week.
7 recalls.
Date: 2022-05-16. Systems: EQUIPMENT.
Defect: Daimler Trucks North America, LLC (DTNA) is recalling certain 2020 Freightliner Cascadia, 2020-2022 Western Star 4700 and 5700, 2022 Western Star 4900, and 2020-2023 Freightliner New Cascadia vehicles. The Gross Axle Weight Rating (GAWR) listed on the Federal Certification Label is incorrect, which can allow the vehicle to be overloaded. As such, these vehicles fail to comply with the requiremen (excerpt)
Consequence: An overloaded vehicle can increase the risk of a crash. (excerpt)
Remedy: Dealers will be replace the GAWR labels, free of charge. Owner notification letters were mailed July 14, 2022. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL-933. (excerpt)
Do not drive: No. Park outside: No.
Date: 2021-05-19. Systems: STEERING.
Defect: Daimler Trucks North America, LLC (DTNA) is recalling certain 2021-2022 Freightliner 114SD, 122SD, Business Class M2, Cascadia, 108SD, Western Star 4900, 4700, 5700, Custom Chass RV Chassis, Custom Chass S2 Chassis, Custom Chass XC Chassis, Custom Chass XB Chassis, and Custom Chass MT Chassis. The tie rod clamps may be loose, which could result in loose tie rod ends that could break or detach.
Consequence: Detached or broken tie rod ends can result in steering loss, increasing the risk of a crash.
Remedy: Dealers will replace the tie rod clamp bolts and nuts, free of charge. Owner notification letters were mailed December 23, 2021. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL-888.
Do not drive: No. Park outside: No.
Date: 2021-04-12. Systems: STEERING.
Defect: Daimler Trucks North America, LLC (DTNA) is recalling certain 2021-2022 Freightliner Cascadia, Business Class M2, 114SD, 108SD, 122SD, Custom Chass S2 Chassis, Custom Chass XB Chassis, Custom Chass XC Chassis, and Custom Chass MT Chassis Western Star 4700, 4900, 5700 vehicles. The steering arm and tie rod bolts may have a defective seam that can fracture.
Consequence: A fractured bolt may cause a loss of steering, increasing the risk of a crash.
Remedy: DTNA will notify owners, and dealers will replace the tie rod arm and steering arm bolts, free of charge. The recall began on June 10, 2021. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL-884.
Do not drive: No. Park outside: No.
Date: 2021-03-24. Systems: ELECTRICAL SYSTEM.
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.
Consequence: Damage to the ground harness may cause an engine stall, increasing the risk of a crash.
Remedy: 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.
Do not drive: No. Park outside: No.
Date: 2021-01-20. Systems: SERVICE BRAKES, HYDRAULIC.
Defect: Daimler Trucks North America, LLC (DTNA) is recalling 2021 Western Star 4700 and 5700, Freightliner Business Class M2, Cascadia, and Custom Chassis XC Chassis vehicles manufactured with a certain steering arm configuration with air disc brakes identified by the axle assembly supplier. On certain vehicles, one of the six brake caliper mounting bolts on the driver side steer axle may have been inco (excerpt)
Consequence: The loose bolt could result in the other caliper bolts to loosen. Insufficiently tightened bolts may not provide adequate clamping force between the brake caliper and brake anchor plate, resulting in reduced brake effectiveness, increasing the risk of a crash. (excerpt)
Remedy: DTNA will notify owners, and dealers will inspect and repair as necessary, free of charge. The recall began March 17, 2021. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL-873. (excerpt)
Do not drive: No. Park outside: No.
Date: 2020-10-27. Systems: SUSPENSION.
Defect: Daimler Trucks North America LLC (DTNA) is recalling certain 2020-2021 Freightliner Cascadia, 2021 Freightliner 108SD, 114SD and Business Class M2 and Western Star 4700, 4900 and 5700 vehicles. The steer axle spindle nut snap-ring locking feature may be incorrectly installed or missing from the left spindle nut at the spindle.
Consequence: A missing or improperly installed locking snap ring can result in wheel-end failure and potentially a wheel-off/separation condition, increasing the risk of crash.
Remedy: DTNA will notify owners, and dealers will inspect the hub cap plug, and reinstall or replace of the snap-ring as needed, free of charge. The recall began December 18, 2020. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL-866.
Do not drive: No. Park outside: No.
Date: 2020-05-18. Systems: ELECTRICAL SYSTEM.
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.
Consequence: An engine stall may increase the risk of a crash.
Remedy: 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.
Do not drive: No. Park outside: No.
Manufacturer communications
107 manufacturer communications.
Communications by system| System | Count |
|---|
| EQUIPMENT | 35 |
|---|
| ENGINE AND ENGINE COOLING | 30 |
|---|
| ENGINE | 19 |
|---|
| POWER TRAIN | 18 |
|---|
| ELECTRICAL SYSTEM | 15 |
|---|
| EQUIPMENT ADAPTIVE/MOBILITY | 12 |
|---|
| STEERING | 5 |
|---|
| VISIBILITY | 4 |
|---|
11034507
Date: 2026-06-01. Type: Service Bulletin/Repair Instructions. Systems: FUEL/PROPULSION SYSTEM.
Parts Bulletin for Fluorosilicone Fuel Tank Cap Seals
11030507
Date: 2026-03-19. Type: Other. Systems: ENGINE.
CX Advocate for discolored coolant surge tanks (24CSA-20)
11030281
Date: 2025-10-17. Type: Service Bulletin/Repair Instructions. Systems: SUSPENSION.
Technical Service Bulletin for TufTrac M12 Bolts
11024958
Date: 2025-10-16. Type: Other. Systems: ENGINE.
CX Advocate for ConMet Oil Pan Insert Additional Issues
11024966
Date: 2025-10-16. Type: Other. Systems: ELECTRICAL SYSTEM, POWER TRAIN.
CX Advocate for technical questions/issues raised
11023683
Date: 2025-09-18. Type: Other. Systems: ENGINE, POWER TRAIN.
CX Advocate for technical questions/issues raised
11022341
Date: 2025-08-21. Type: Other. Systems: ENGINE, POWER TRAIN, UNKNOWN OR OTHER.
CX Advocate for technical questions/issues raised
11022317
Date: 2025-08-15. Type: Other. Systems: ENGINE.
Revised Customer Service Annoucement for No Trouble Found Heavy Duty Engine Product (HDEP) Oil Separator Leaks
11020274
Date: 2025-06-19. Type: Service Bulletin/Repair Instructions. Systems: STEERING.
Parts Bulletin for Tie Rod Assembly Part Breakdown
11017553
Date: 2025-04-30. Type: Service Bulletin/Repair Instructions. Systems: POWER TRAIN.
Service Solution for DT12 Oil Plug Ports