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Service bulletins for the 2007 Western Star 4900

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

320 on file from NHTSA, as of 2026-10-19.

By type

By component

Bulletins, newest first
ICI18-016 FL7562018-12-10. Service bulletin. EQUIPMENT. ICI18-016 FL756 ? Automotive Connector Terminal Removal Tool
fp000202018-12-10. Service bulletin. EQUIPMENT:OTHER:LABELS. fp00020 Replacing Gross Vehicle Weight Rating (GVWR) Certification Labels
FL7562018-12-10. Service bulletin. EXTERIOR LIGHTING:BRAKE LIGHTS. FL756 Brake Light Pressure Switches
0505-182018-10-29. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:DIESEL. 0505-18 SPN 3563 HDEP Inlet manifold pressure Too Low
sbw310132018-10-29. Service bulletin. EQUIPMENT; TRAILER HITCHES:FIFTH WHEEL ASSEMBLY; EQUIPMENT ADAPTIVE/MOBILITY. With the start of production on March 6, 2018, the fasteners used to attach the slide- and plate-mount style fifth wheels to the outboard angles changed to M16 metric bolts, nuts, and washers.
sbw83292018-10-29. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER; STRUCTURE:FRAME AND MEMBERS. In some operating conditions, water may leak into the cab onto the passenger floor through the HVAC fresh air intake on the frontwall on 47,00,4900, and 5700 models.
sbw00052018-10-29. Service bulletin. EQUIPMENT:OTHER:LABELS. If a GVWR certification label is lost or damaged, Freightliner will supply a duplicate label. Log on to DTNAConnect.com and under "DTNAConnect Resources", select the "Tool and Services" plus sign. Select "Request for Certification Labl or OWI." Fillout the form, then select "Review."
ICI18-016 FL7562018-10-29. Service bulletin. EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY. The automatic connector terminal removal tool is part of tool kit DDE KI0CHA17001.
FL7562018-10-29. Service bulletin. SERVICE BRAKES, HYDRAULIC; SERVICE BRAKES, AIR; ELECTRICAL SYSTEM. Brake Light Pressure switch may not activate the brake lights with a light application of the brake pedal.
18SP6942018-06-25. Service bulletin. EQUIPMENT; FUEL SYSTEM, GASOLINE. 18SP694 EPA07 DD Platform High Pressure Fuel Flange Service Kit (P-N- A4720785844)
13TS222018-06-25. Service bulletin. FUEL SYSTEM, DIESEL. Rev DD Platform Fuel Injector Cup Seal
13M2-022018-06-25. Service bulletin. EQUIPMENT. 13m2- Equipment Owner Field Service Campaign - 13M2
13M22018-06-25. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. 13m2 -Final-23-SEP-2013 Field Service Campaign 13M2
15TS52018-06-25. Service bulletin. FUEL SYSTEM, DIESEL. 15TS5Rev GHG14 DD Platform DEF Pump Leaks and Code 4374 FMI 0 Under Pressurized DEF System
15TS42018-06-25. Service bulletin. ENGINE AND ENGINE COOLING. 15TS4 EPA07 DD15 Piston Kits
15TS22018-06-25. Service bulletin. ENGINE AND ENGINE COOLING. 15TS2 EPA07 and EPA10 DD Platform Engines With Low Oil Pressure Codes
15TS12018-06-25. Service bulletin. ENGINE AND ENGINE COOLING. 15TS1 GHG14 DD Platform Engines With Codes SPN: 1323 through SPN: 1328, FMI: 31, Idle Smoothness Control/Cylinder Misfire At Idle
0104-152018-06-25. Service bulletin. ENGINE AND ENGINE COOLING. 0104-15 SPN 3464/ FMI 16, 18 (MCM) (GHG14)
18SP6872018-06-25. Service bulletin. ENGINE AND ENGINE COOLING. 18SP687 DD15 16 EGR Actuator Replacement
sbw20182018-06-25. Service bulletin. ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY. sbw2018 Western Star 4800 and 4900 Radiator Mounting
33-42018-06-25. Service bulletin. POWER TRAIN. 33-4- Bearing Spacer Replacement, ConMet PreSet Steer Hubs
35-112018-06-25. Service bulletin. POWER TRAIN. 35-11 - Bearing Spacer Replacement, ConMet PreSet Drive Hubs
sbw00012018-06-18. Service bulletin. EQUIPMENT. sbw0001Validity List Western Star
608-132018-06-18. Service bulletin. FUEL SYSTEM, DIESEL; FUEL SYSTEM, GASOLINE. 608-13 High Pressure Fuel Flange-Two-Filter System
603-132018-06-18. Service bulletin. SERVICE BRAKES, AIR:ANTILOCK; SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP. 603-13 SPN 84 -FMI 6 - EPA07-GHG14

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.