Problems owners report
Complaints filed with NHTSA about the 2007 Western Star 4900EX, by the system named in each complaint. One complaint can name several.
- Tires1
- Engine and engine cooling1
NHTSA ODI complaints (public domain) · updated 23 Oct 2026 · 0 injuries and 0 deaths reported
Recalls
DAIMLER TRUCKS IS RECALLING 7 MY 2006-2007 WESTERN STAR 4900EX TRUCKS FOR FAILING TO COMPLY WITH THE REQUIREMENTS OF FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 108, 'LAMPS, REFLECTIVE DEVICES, AND ASSOCIATED EQUIPMENT.' ADDITIONAL MARKER LAMPS WERE INSTALLED BETWEEN THE REQUIRED IDENTIFICATION LAMPS AND CLEARANCE LAMPS ON THE TOP OF SOME TRUCK CABS.
Whether a recall was fixed on a particular car is known only to the manufacturer: check the VIN at nhtsa.gov/recalls.
NHTSA recalls · summaries in NHTSA's own words
Service bulletins
What Western Star told its dealers about the 2007 Western Star 4900EX: known faults, fixes and updates.
| Bulletin | Summary |
|---|---|
| 10195575 | Service Solution SS 1033094 KUS Float Tube Fuel Level Sensor Inform... |
| 10141029 | sbw5455 Virtual Technician Retrofit |
| 10141028 | sbw2019 Kysor Fan Clutch Rocking Runout Inspection |
| 10129708 | 12-022-DLR Daimler Trucks Remarketing Corporation (DTR) Now Requires Pre-approval for Repairs $1,200 (USD) and Greater |
| 10129707 | 14TL-7Rev DD Platform Flywheel Housing Runout Tool W470589032100 |
| 10129706 | 15TL6 W470589129100 ? HDEP HP Fuel Rail Test Caps |
| 10129705 | 15TS3 Detroit? Coolant Change From Nitrite Organic Acid Technology |
| 10129704 | 15TS10Rev DD Engine Platform Coolant Filter |
| 10129697 | 15CSA10 The Detroit CSC announcing a new feature ? Ability to attach files to an existing CSC |
| 10129696 | 15CSA9 Release of DiagnosticLink 8.02 |
| 10129683 | sbw2023 Modine Copper/Brass Bolted Downflow Radiator Rebuilding |
| 10129661 | 15-017 Detroit: Updated Fuel Injector SDTs |
| 10129660 | 15-016-DLR New Essential Tool For CPWA, CPPRA, Ltd CPPRA, & DSDWC Parties: Cadex CA-12 Battery Tester |
| 10129659 | 15-015 Warranty Exclusions Reminder |
| 10129646 | 15-009_Detroit_New_SDTs |
| 10129645 | 15TL5 DAVCO Shop Pro FXP 95 |
| 10129644 | 15TL4 W470589050900 ? 3/8? Drive GEN2 Two-Stage Valve Socket |
| 10129627 | 15CSA4 Holiday Schedule for the Detroit Customer Support Center |
| 10129622 | 15-010-DLR Transmission Cooler Line Photos |
| 10129621 | 15-009 New Detroit Standard Diagnostic Times |
| 10128813 | 14TL5 ABS Power Line Carrier Converter Available Through PDC |
| 10128812 | 14TL2 DD Platform Engine Stand Adapter W060589023100 |
| 10128811 | 14TS19 DD Platform High Pressure Fuel Lines |
| 10128809 | 713-14 Symptom Diagnostics - Combustion Gas in Coolant |
| 10128808 | 715-14 Symptom Diagnostics - Coolant Los |
NHTSA manufacturer communications (public domain)
NHTSA investigations
Daimler Trucks North America Recalls
NHTSA Office of Defects Investigation