2018 WESTERN STAR 4900 — Problems, Recalls & Safety Data
N/A
Safety Rating
0
Owner Complaints
16
Recalls
18
Service Bulletins
0
Investigations
Overview of the 2018 WESTERN STAR 4900
The 2018 WESTERN STAR 4900 has received a total of 0 safety complaints filed with the National Highway Traffic Safety Administration (NHTSA). There have been 23 recall campaigns affecting this vehicle, covering issues with TIRES, ELECTRICAL SYSTEM:WIRING. 18 technical service bulletins have been issued by Daimler Trucks North America LLC for this model year.
Recalls for the 2018 WESTERN STAR 4900
NHTSA has recorded 23 recalls for the 2018 WESTERN STAR 4900, potentially affecting up to 946,528 vehicles.
Recall 21V896000 — TIRES
| 307 vehicles affected
Defect: Daimler Trucks North America, LLC (DTNA) is recalling certain 2012-2021 Freightliner SD 108, Freightliner SD 114, 2016-2020 Freightliner Coronado, 2013 Western Star 6900, 2013-2022 Western Star 4700, Western Star 4900, and 2022 49X vehicles. The tires and rims are not approved and rated for these vehicles from the Tire and Rim Association or tire manufacturer. As such, these vehicles fail...
Consequence: Unapproved tires that are not rated for the vehicle can cause tire performance issues, increasing the risk of a crash.
Remedy: Dealer will inspect and replace, as necessary, tires and rims, free of charge. Interim owner notification letters were mailed January 14, 2022. Owner notification letters were mailed on April 22, 2022. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's...
View full details →Recall 21V896000 — TIRES
| 307 vehicles affected
Defect: Daimler Trucks North America, LLC (DTNA) is recalling certain 2012-2021 Freightliner SD 108, Freightliner SD 114, 2016-2020 Freightliner Coronado, 2013 Western Star 6900, 2013-2022 Western Star 4700, Western Star 4900, and 2022 49X vehicles. The tires and rims are not approved and rated for these vehicles from the Tire and Rim Association or tire manufacturer. As such, these vehicles fail...
Consequence: Unapproved tires that are not rated for the vehicle can cause tire performance issues, increasing the risk of a crash.
Remedy: Dealer will inspect and replace, as necessary, tires and rims, free of charge. Interim owner notification letters were mailed January 14, 2022. Owner notification letters were mailed on April 22, 2022. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's...
View full details →Recall 21V882000 — ELECTRICAL SYSTEM:WIRING
| 6,100 vehicles affected
Defect: Daimler Trucks North America LLC (DTNA) is recalling certain 2017-2019 Western Star 4700, 4900, 5700, and 6900 trucks. The affected trucks have a power stud that passes through the bulkhead. In certain circumstances, the power stud may contact the bulkhead and result in an electrical arc.
Consequence: An electrical arc can increase the risk of a fire.
Remedy: Dealers will replace the pass-through power studs, free of charge. Owner notification letters were mailed January 7, 2022. This recall supersedes previous recall number 18V-191. Vehicles previously inspected and considered complete under 18V-191 will need to return for the new...
View full details →Recall 21V882000 — ELECTRICAL SYSTEM:WIRING
| 6,100 vehicles affected
Defect: Daimler Trucks North America LLC (DTNA) is recalling certain 2017-2019 Western Star 4700, 4900, 5700, and 6900 trucks. The affected trucks have a power stud that passes through the bulkhead. In certain circumstances, the power stud may contact the bulkhead and result in an electrical arc.
Consequence: An electrical arc can increase the risk of a fire.
Remedy: Dealers will replace the pass-through power studs, free of charge. Owner notification letters were mailed January 7, 2022. This recall supersedes previous recall number 18V-191. Vehicles previously inspected and considered complete under 18V-191 will need to return for the new...
View full details →Recall 21V882000 — ELECTRICAL SYSTEM:WIRING
| 6,100 vehicles affected
Defect: Daimler Trucks North America LLC (DTNA) is recalling certain 2017-2019 Western Star 4700, 4900, 5700, and 6900 trucks. The affected trucks have a power stud that passes through the bulkhead. In certain circumstances, the power stud may contact the bulkhead and result in an electrical arc.
Consequence: An electrical arc can increase the risk of a fire.
Remedy: Dealers will replace the pass-through power studs, free of charge. Owner notification letters were mailed January 7, 2022. This recall supersedes previous recall number 18V-191. Vehicles previously inspected and considered complete under 18V-191 will need to return for the new...
View full details →Recall 21V882000 — ELECTRICAL SYSTEM:WIRING
| 6,100 vehicles affected
Defect: Daimler Trucks North America LLC (DTNA) is recalling certain 2017-2019 Western Star 4700, 4900, 5700, and 6900 trucks. The affected trucks have a power stud that passes through the bulkhead. In certain circumstances, the power stud may contact the bulkhead and result in an electrical arc.
Consequence: An electrical arc can increase the risk of a fire.
Remedy: Dealers will replace the pass-through power studs, free of charge. Owner notification letters were mailed January 7, 2022. This recall supersedes previous recall number 18V-191. Vehicles previously inspected and considered complete under 18V-191 will need to return for the new...
View full details →Recall 20V642000 — POWER TRAIN:CLUTCH ASSEMBLY
| 4,329 vehicles affected
Defect: Daimler Trucks North America LLC (DTNA) is recalling certain 2018-2019 Freightliner Cascadia, Business Class M2, 108SD, 114SD and 122SD and Western Star 4700, 4900 and 5700 vehicles. An internal component within the clutch assembly may fail, which in certain circumstances could allow the vehicle to move unexpectedly.
Consequence: Unintended vehicle movement van increase the risk of a crash.
Remedy: DTNA will notify owners, and dealers will update the software and replace the clutches, free of charge. DTNA issued owners an interim notification on December 7, 2020. Owner notification letters were mailed on May 28, 2021. Owners may contact DTNA...
View full details →Recall 19V792000 — VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:REAR WINDOW
| 2,725 vehicles affected
Defect: 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.
Consequence: 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.
View full details →Recall 19V722000 — STRUCTURE:BODY:DOOR
| 2,547 vehicles affected
Defect: 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.
Consequence: 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...
View full details →Recall 18V903000 — POWER TRAIN:CLUTCH ASSEMBLY
| 6,795 vehicles affected
Defect: Daimler Trucks North America LLC (DTNA) is recalling certain 2018-2019 Freightliner 108SD, 114SD, 122SD, Cascadia, Business Class M2, Western Star 4700, 4900, and 5700 vehicles, equipped with certain Eaton ECA heavy-duty truck clutches. An internal component in the clutch assembly may fail, possibly resulting in unintended vehicle movement.
Consequence: Unintended vehicle movement can increase the risk of a crash.
Remedy: DTNA will notify owners, and dealers will update the software, and repair any physical components, free of charge. DTNA issued owners an interim notification on February 16, 2019. The recall began July 31, 2019. Owners may contact DTNA customer service...
View full details →Recall 18V913000 — SUSPENSION:FRONT:CONTROL ARM
| 501 vehicles affected
Defect: Daimler Trucks North America LLC (DTNA) is recalling certain 2017-2019 Freightliner 114SD, 122SD, 108SD, Cascadia and Business class M2 trucks, Freightliner Custom Chassis XBS, XCL, XCM, MT45, MT55, S2G, S2RV, XCR and XCS custom chassis and Western Star 4700, 4900 and 5700 trucks equipped with Detroit Axle axles. The affected vehicles may have loose steering and tie rod arm bolts.
Consequence: Loose tie rod arm bolts may lead to separation of the tie rod arm, resulting in a loss of vehicle control, increasing the risk of a crash.
Remedy: DTNA has notified owners, and dealers will inspect the steering arm and tie rod arm bolts for to make sure that they are properly tightened, installing new fasteners as necessary, free of charge. The recall began February 9, 2019. Owners...
View full details →Recall 18V913000 — STEERING:LINKAGES:TIE ROD ASSEMBLY
| 501 vehicles affected
Defect: Daimler Trucks North America LLC (DTNA) is recalling certain 2017-2019 Freightliner 114SD, 122SD, 108SD, Cascadia and Business class M2 trucks, Freightliner Custom Chassis XBS, XCL, XCM, MT45, MT55, S2G, S2RV, XCR and XCS custom chassis and Western Star 4700, 4900 and 5700 trucks equipped with Detroit Axle axles. The affected vehicles may have loose steering and tie rod arm bolts.
Consequence: Loose tie rod arm bolts may lead to separation of the tie rod arm, resulting in a loss of vehicle control, increasing the risk of a crash.
Remedy: DTNA has notified owners, and dealers will inspect the steering arm and tie rod arm bolts for to make sure that they are properly tightened, installing new fasteners as necessary, free of charge. The recall began February 9, 2019. Owners...
View full details →Recall 18V913000 — STEERING
| 501 vehicles affected
Defect: Daimler Trucks North America LLC (DTNA) is recalling certain 2017-2019 Freightliner 114SD, 122SD, 108SD, Cascadia and Business class M2 trucks, Freightliner Custom Chassis XBS, XCL, XCM, MT45, MT55, S2G, S2RV, XCR and XCS custom chassis and Western Star 4700, 4900 and 5700 trucks equipped with Detroit Axle axles. The affected vehicles may have loose steering and tie rod arm bolts.
Consequence: Loose tie rod arm bolts may lead to separation of the tie rod arm, resulting in a loss of vehicle control, increasing the risk of a crash.
Remedy: DTNA has notified owners, and dealers will inspect the steering arm and tie rod arm bolts for to make sure that they are properly tightened, installing new fasteners as necessary, free of charge. The recall began February 9, 2019. Owners...
View full details →Recall 18V703000 — SERVICE BRAKES, AIR:DISC:CALIPER
| 5,534 vehicles affected
Defect: Daimler Trucks North America, LLC (DTNA) is recalling certain 2018-2019 Freightliner 108SD, 114SD, Cascadia, Business Class M2, Freightliner Custom Chassis Corporation S2C 106 Cab, S2G Cab Chassis, XCL, XCM, XBS, XCP, XCR, Western Star 4700, 4900 and 5700 trucks. The brake caliper mounting bolts may have been insufficiently tightened.
Consequence: Loose brake caliper mounting bolts can reduce brake effectiveness, increasing the risk of a crash.
Remedy: DTNA will notify owners, and dealers will check and tighten the brake caliper mounting bolts, free of charge. The recall began December 3, 2018. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL-794.
View full details →Recall 18V351000 — SERVICE BRAKES, AIR
| 640 vehicles affected
Defect: Daimler Trucks North America LLC (DTNA) is recalling certain 2012-2019 Western Star 4900 trucks built with Lowmax hoods and disc brakes. There may be insufficient clearance between the front brake hose and the hood resulting in the brake hose being chafed.
Consequence: Front brake hose chafing may causing air loss, possibly reducing braking effectiveness and increasing the risk of a crash.
Remedy: DTNA will notify owners, and dealers will replace the front axle brake hose, free of charge. DTNA issued owners an interim notification on July 27, 2018. The recall began November 27, 2018. Owners may contact DTNA customer service at 1-800-547-0712....
View full details →Recall 18V581000 — ENGINE AND ENGINE COOLING:ENGINE:DIESEL
| 4,500 vehicles affected
Defect: Daimler Trucks North America LLC (DTNA) is recalling certain 2017-2019 Freightliner Cascadia, Coronado and 122SD, and Western Star 4900 trucks, equipped with Cummins ISX15 or X15 diesel engines. In certain driving conditions, such as on a long down-hill grade, the fuel line may burst if the fuel pump cooling circuit screen becomes restricted.
Consequence: If the fuel line bursts, fuel may leak onto the road resulting in a roadway hazard for other motorists. The engine may also stall without warning, resulting in the vehicle's inability to restart, increasing the risk of a crash.
Remedy: Dealers will replace the affected nylon fuel line with a steel fuel line, free of charge. The recall began November 21, 2018. Owners may contact DTNA customer service at 1-800-547-0712 or Cummins customer service at 1-800-286-6467. DTNA's number for this...
View full details →Recall 18V191000 — ELECTRICAL SYSTEM:WIRING
| 7,128 vehicles affected
Defect: Daimler Trucks North America LLC (DTNA) is recalling certain 2017-2019 Western Star 4700, 4900, 5700, and 6900 trucks. The affected trucks have a power stud that passes through the bulkhead. In certain circumstances the power stud may contact the bulkhead and result in an electrical arc.
Consequence: An electrical arc can increase the risk of a fire.
Remedy: DTNA will notify owners, and dealers will inspect the power stud for the proper clearance to the bulkhead, and replace it if necessary, free of charge. DTNA issued an interim notification to owners on May 23, 2018. The recall began...
View full details →Recall 18V353000 — SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC:CALIPER
| 8,741 vehicles affected
Defect: Daimler Trucks North America LLC (DTNA) is recalling certain 2017-2019 Freightliner M2 Business Class, 108SD, 114SD and Cascadia trucks, Western Star 4700, 4900, and 5700 trucks, FCCC S2C 106 Cab, S2G Cab, XBR, XBS, XCL, XCM, XCP, XCR, and XCS chassis equipped with air disc brakes. The brake caliper mounting bolts on these vehicles may be insufficiently tightened, allowing the...
Consequence: If the brake caliper mounting bolts loosen, braking performance may be reduced, increasing the risk of a crash.
Remedy: DTNA will notify owners, and dealers will inspect the brake caliper mounting bolts and tighten them as necessary, free of charge. DTNA issued owners an interim notification on July 25, 2018. The recall began September 4, 2018. Owners may contact...
View full details →Recall 17V761000 — EXTERIOR LIGHTING:BRAKE LIGHTS:SWITCH
| 438,255 vehicles affected
Defect: Daimler Trucks North America, LLC (DTNA) is recalling certain 2008-2018 Freightliner Cascadia, Western Star 4700, 4900, 5700, and 6900 trucks. After hard brake applications, the brake light pressure switch may not activate the brake lights with a light application of the brake pedal.
Consequence: If the brake lights fail to illuminate, there would not be a signal to other motorists that the vehicle is slowing, increasing the risk of a crash.
Remedy: DTNA will notify owners, and dealers will repair the vehicles, free of charge. Daimler issued interim notifications to owners on January 22, 2018. The recall began on May 9, 2018. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number...
View full details →Recall 17V761000 — EXTERIOR LIGHTING:BRAKE LIGHTS
| 438,255 vehicles affected
Defect: Daimler Trucks North America, LLC (DTNA) is recalling certain 2008-2018 Freightliner Cascadia, Western Star 4700, 4900, 5700, and 6900 trucks. After hard brake applications, the brake light pressure switch may not activate the brake lights with a light application of the brake pedal.
Consequence: If the brake lights fail to illuminate, there would not be a signal to other motorists that the vehicle is slowing, increasing the risk of a crash.
Remedy: DTNA will notify owners, and dealers will repair the vehicles, free of charge. Daimler issued interim notifications to owners on January 22, 2018. The recall began on May 9, 2018. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number...
View full details →Recall 17V521000 — SUSPENSION:FRONT:SPRINGS:LEAF SPRING ASSEMBLY
| 38 vehicles affected
Defect: Daimler Trucks North America LLC (DTNA) is recalling certain 2017-2018 Western Star 4900 trucks. The front axle weight capacity may exceed the spring capacity.
Consequence: Overloaded springs may result in the front axle separating from the vehicle, increasing the risk of a crash.
Remedy: DTNA will notify owners, and dealers will replace the front axle springs, free of charge. The recall began on October 16, 2017. Owners may contact DTNA customer service at 1-800-745-8000. DTNA's number for this recall is FL-745.
View full details →Recall 17V450000 — FUEL SYSTEM, DIESEL
| 74 vehicles affected
Defect: Daimler Trucks North America (DTNA) is recalling certain 2017-2018 Freightliner 122SD trucks, Western Star 4900 and 6900 trucks, and Freightliner Custom Chassis XCM and XCP chassis equipped with Cummins ISX15 engines. The affected engines have a fuel pump whose drive gear may slip on its drive shaft, resulting in a loss of fuel pump function.
Consequence: Failure of the fuel pump will result in a sudden engine stall with no warning, and with no ability to restart, increasing the risk of a crash.
Remedy: Cummins will send notices to the owners of the affected vehicles and Cummins dealers will replace the fuel pumps, free of charge. The recall began on September 11, 2017. Owners may contact Cummins customer service at 1-800-286-6467 or DTNA customer...
View full details →Recall 17V124000 — SERVICE BRAKES, AIR
| 450 vehicles affected
Defect: Daimler Trucks North America LLC (DTNA) is recalling certain 2015-2018 Western Star 4900 trucks. The aluminum air tanks on these vehicles may have improper welds possibly resulting in a rapid loss of air pressure.
Consequence: A rapid loss of air pressure without warning may cause a sudden application of the park brakes, increasing the risk of a crash.
Remedy: DTNA will notify owners, and dealers will replace the aluminum air tanks with steel, triple compartment, air tanks, free of charge. The recall began on April 27, 2017. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this...
View full details →Owner Complaints for the 2018 WESTERN STAR 4900
No complaints have been filed with NHTSA for the 2018 WESTERN STAR 4900.
Safety Rating for the 2018 WESTERN STAR 4900
NHTSA has not yet tested the 2018 WESTERN STAR 4900 in its New Car Assessment Program.
Technical Service Bulletins for the 2018 WESTERN STAR 4900
Daimler Trucks North America LLC has issued 18 technical service bulletins (TSBs) for the 2018 WESTERN STAR 4900. TSBs are notices sent by manufacturers to their dealers describing a known issue and the recommended repair procedure.
SBW54-075 — BACK OVER PREVENTION
Service Bulletin for Lengthening the Backup Light Harness. Though the back-up light harness is long enough to connect to the backup light switch, it may be short enough that the wire seals in the connector can be stressed. Moisture entering through the seals can cause corrosion, resulting in a bad...
20CSA-04 — EQUIPMENT
Customer Service Announcement saying that Service Pack (SP) 3 for DiagnosticLinkî 8.11 Standard and Professional will be available for download from the Detroit Diesel server.
SBW41-002 — SUSPENSION
Service Bulletin for midship bearing replacement. This procedure applies to all vehicles built with driveshafts SPL140, SPL170 or SPL250 with first order driveline vibration.
FL821 — EQUIPMENT
Emissions Recall for Western Star 4900 exhaust pipes emitting excess pollutants. Pipe support brackets lacks durability and may cause pipe to crack at bellows and weld breaks to occur at the flange.
18SP727Rev — EQUIPMENT
This service kit includes all necessary parts to replace the high pressure fuel rail feed lines, mounting bracket, P-clips and mounting hardware in the event one of these parts are loosened, removed or missing from the engine.
cal54001 — ELECTRICAL SYSTEM:12V/24V/48V BATTERY
Customer Advisory Letter- Battery Power Cable Routing
ICI18-022 FL773 — EQUIPMENT
FL773 ? Interim Recall Notice
0508-18 — ENGINE AND ENGINE COOLING:ENGINE:DIESEL
0508-18 Aftertreatment
FL766 — POWER TRAIN
Improperly installed power stud may contact the bulkhead, resulting in potential arcing, which may increase the risk of fire.
DOC-1033417 — SERVICE BRAKES, HYDRAULIC
SS 1033417: WST 4900 Low Max w/Disc Brakes Front Brake Hose rubbing Hood fender
Showing 10 of 18 technical service bulletins.
NHTSA Investigations for the 2018 WESTERN STAR 4900
There are no NHTSA defect investigations on record for this vehicle.
Other Model Years of the WESTERN STAR 4900
- 2013 WESTERN STAR 4900 — 0 complaints
- 2014 WESTERN STAR 4900 — 6 complaints
- 2015 WESTERN STAR 4900 — 4 complaints
- 2016 WESTERN STAR 4900 — 0 complaints
- 2017 WESTERN STAR 4900 — 0 complaints
- 2018 WESTERN STAR 4900 (current)
- 2019 WESTERN STAR 4900 — 2 complaints
- 2020 WESTERN STAR 4900 — 2 complaints
- 2021 WESTERN STAR 4900 — 0 complaints
- 2022 WESTERN STAR 4900 — 0 complaints
- 2023 WESTERN STAR 4900 — 0 complaints
Other WESTERN STAR Models
- WESTERN STAR 4700 — 10 total complaints
- WESTERN STAR 5700 — 7 total complaints
- WESTERN STAR WESTERN STAR — 7 total complaints
- WESTERN STAR CONSTELLATION — 5 total complaints
- WESTERN STAR 4900EX — 4 total complaints
- WESTERN STAR 4964 — 4 total complaints
- WESTERN STAR CONVENTIONAL — 4 total complaints
- WESTERN STAR 47X — 2 total complaints