RECALLS — MAKE · MODEL · YEAR
2020 Western Star 5700 recalls
11 safety recall campaigns have been filed for the 2020 Western Star 5700 with Transport Canada and the U.S. NHTSA. Here is what both agencies say.
- Canadian recalls
- 05
- U.S. recalls
- 06
- Total campaigns
- 11
Transport Canada recalls
05- Electrical#2021172
1,677 units affected
Issue: On certain trucks, an undersized wire in the ground circuit harness could overheat and melt a connector. If this happens, the engine may stall and you may not be able to restart it. Safety Risk: A loss of engine power could increase the risk of a crash. Corrective Actions: Daimler Trucks North America (DTNA) will notify owners by mail and instruct you to take your truck to an authorized DTNA Service Facility to replace the ground wire harness.
- Electrical#2020217
840 units affected
Issue: On certain trucks, an undersized wire in the ground circuit harness could overheat and melt a connector. If this happens, the engine may stall and you may not be able to restart it. Safety Risk: A loss of engine power could increase the risk of a crash. Corrective Actions: Daimler Trucks North America (DTNA) will notify owners by mail and instruct you to take your truck to an authorized DTNA Service Facility to replace the ground wire harness.
- Brakes#2020086
231 units affected
Issue: On certain trucks equipped with air disc brakes, the brake caliper mounting bolts may not be properly tightened. This could cause the caliper bolts to loosen and result in reduced brake effectiveness. Safety Risk: Reduced brake effectiveness could cause an increase in stopping distance and create the risk of a crash. Corrective Actions: The company will notify owners by mail and instruct them to take their truck to an authorized Daimler Trucks of North America Service Facility to inspect and replace the brake caliper bolts as necessary.
- Structure#2019552
2,078 units affected
Issue: On certain trucks, the strut-rod for the sleeper cab vent windows may not be properly attached. This could cause the vent window to over rotate and detach from the vehicle. Safety Risk: A window that separates from a moving vehicle could create a hazard for other drivers and nearby people. Corrective Actions: The company will notify owners by mail and instruct them to take their vehicle to a Daimler Trucks of North America authorized service facility to replace the vent windows.
- Structure#2019508
2,427 units affected
Issue: On certain trucks, the baggage and/or sleeper side doors may not be properly attached to their hinges. This could cause the door(s) to detach while driving. Safety Risk: A baggage and/or sleeper side door that falls from the truck could create a road hazard for others and increase the risk of a crash. Corrective Actions: Daimler Trucks North America (DTNA) will notify owners by mail and instruct you to take your vehicle to a DTNA authorized service facility to install two reinforcement clips on each baggage and sleeper door hinge.
Canadian data updated August 24, 2026
U.S. NHTSA recalls
06- EQUIPMENT:OTHER:LABELS#22V338000
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 requirements of 49 CFR Part 567, "Certification."
Risk: An overloaded vehicle can increase the risk of a crash.
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.
- ELECTRICAL SYSTEM:WIRING#21V206000
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.
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.
- ELECTRICAL SYSTEM:WIRING#20V281000
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.
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.
- SERVICE BRAKES, AIR:DISC:CALIPER#20V127000
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.
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.
- VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:REAR WINDOW#19V792000
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.
Remedy: 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#19V722000
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.
Remedy: 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.
Does this recall apply to my vehicle?
Matched by make, model, and model year. Many recalls affect only specific VIN ranges — confirm with your dealer using your full VIN.
What to do
Recall repairs are free at a franchised dealer in both countries. To confirm a recall applies to your specific vehicle, or to book the work, contact your manufacturer or dealer with your full VIN, or use the official channel:
- NHTSA recall lookup (search by VIN) — U.S. National Highway Traffic Safety Administration
- Defects and recalls database — Transport Canada
Check a 2020 Western Star 5700 VIN
A VIN decode confirms your vehicle's exact model year, trim and assembly plant, then runs this same recall check against it.