No complaints are listed for the 2023 Western Star 4900. NHTSA's API and bulk file list none in this build.
Data build 2026-10-09.
NHTSA lists this vehicle as WESTERN STAR 4900.
Model-generated complaint tags: No complaints are listed for tagging.
Recalls
See new recalls and investigations this week.
4 recalls.
Date: 2024-01-10. Systems: PARKING BRAKE.
Defect: Daimler Trucks North America, LLC (DTNA) is recalling certain 2023 Western Star 4900 and Western Star 6900 vehicles. A defect in the inversion valve may delay park brake engagement, which could allow the vehicle to move unintentionally. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 121, "Air Brake Systems."
Consequence: Unintentional vehicle movement can increase the risk of a crash or injury.
Remedy: DTNA will inspect and replace the inversion valves, as necessary free of charge. Owner notification letters were mailed February 27, 2024. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL992.
Do not drive: No. Park outside: No.
Date: 2023-04-04. Systems: STEERING.
Defect: Daimler Trucks North America, LLC (DTNA) is recalling certain 2022 FCCC Shuttle Chassis, 2022-2023 FCCC RV Chassis, FCCC Van Chassis, Van Chassis Gas, 2023 Freightliner Cascadia, Freightliner Business Class M2, Thomas Built Bus School Bus Chassis, Western Star 4700, Western Star 47X, Western Star 4900, and Western Star 49X commercial buses. The tie rod may be missing a fastener, allowing the stee (excerpt)
Consequence: A detached steering arm can result in a sudden loss of steering control, increasing the risk of a crash. (excerpt)
Remedy: DTNA will inspect and repair or replace the tie rod assembly as necessary, free of charge. Owner notification letters were mailed August 11, 2023. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL970. (excerpt)
Do not drive: No. Park outside: No.
Date: 2022-09-28. Systems: STEERING.
Defect: Daimler Trucks North America, LLC (DTNA) is recalling certain 2022-2023 Western Star 4700 and 2023 Western Star 4900, 49X, 6900, and Freightliner 114SD vehicles. The tie rod clamps may have been improperly heat-treated, causing them to crack and allowing the tie rods to separate.
Consequence: Tie rod separation can result in a sudden loss of steering, increasing the risk of a crash.
Remedy: Dealers will replace the tie rod clamps, free of charge. Owner notification letters were mailed Marc 15, 2023. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL955.
Do not drive: No. Park outside: No.
Date: 2022-03-30. Systems: SERVICE BRAKES, AIR.
Defect: Daimler Trucks North America, LLC (DTNA) is recalling certain 2023 Western Star 4900 trucks. The inversion valve air lines may have been incorrectly installed, potentially reducing brake performance.
Consequence: Reduced brake performance increases the risk of a crash.
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-924.
Do not drive: No. Park outside: No.
Manufacturer communications
35 manufacturer communications.
Communications by system| System | Count |
|---|
| ENGINE | 19 |
|---|
| UNKNOWN OR OTHER | 8 |
|---|
| EQUIPMENT | 3 |
|---|
| POWER TRAIN | 2 |
|---|
| ENGINE AND ENGINE COOLING | 1 |
|---|
| FUEL/PROPULSION SYSTEM | 1 |
|---|
| SUSPENSION | 1 |
|---|
11034507
Date: 2026-06-01. Type: Service Bulletin/Repair Instructions. Systems: FUEL/PROPULSION SYSTEM.
Parts Bulletin for Fluorosilicone Fuel Tank Cap Seals
11024958
Date: 2025-10-16. Type: Other. Systems: ENGINE.
CX Advocate for ConMet Oil Pan Insert Additional Issues
11016309
Date: 2025-03-20. Type: Other. Systems: ENGINE.
CX Advocate for NOx conversion low faults
11014818
Date: 2025-02-20. Type: Other. Systems: ENGINE.
CX Advocate for NOx conversion low faults
11013204
Date: 2025-01-16. Type: Other. Systems: ENGINE.
CX Advocate for NOx conversion low faults
11012366
Date: 2024-12-03. Type: Emissions. Systems: ENGINE.
Emission Recall for DETROIT DD13 and DD16 ACM Software Reprogramming
11012367
Date: 2024-12-03. Type: Emissions. Systems: ENGINE.
Emission Recall for DETROIT DD13 and DD16 ACM Software Reprogramming
11012368
Date: 2024-12-03. Type: Emissions. Systems: ENGINE.
Emission Recall for DETROIT DD13 and DD16 ACM Software Reprogramming
11010170
Date: 2024-10-17. Type: Other. Systems: UNKNOWN OR OTHER.
CX Advocate for eCascadia incorrect VIN (SF692)
11010177
Date: 2024-10-17. Type: Other. Systems: ENGINE.
CX Advocate for overview of the remanufacturing process.