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2007 Western Star 4900exProblems, recalls & complaints

NHTSA has logged 2 owner complaints about the 2007 Western Star 4900ex, most often about the engine and engine cooling. It is covered by 1 safety recall.

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CarFlaw IndexNot enough dataHigher is better (0–100)
Safety recalls1Free fix at dealersOwner complaints20 with a crash, fire or injuryTop problem1Engine and engine cooling

Source: NHTSA complaints, recalls, investigations and manufacturer recall reports, through September 12, 2010. Updated daily.

Complaints by system

Where the 2007 Western Star 4900ex has problems

2 complaints grouped by the system owners reported.

Box size = number of complaints naming that system. Darker = larger share. One complaint can name more than one system.
Complaints by system
SystemComplaintsCrash, fire or injury
Engine and engine cooling10
Tires10

Source: NHTSA Office of Defects Investigation. Complaints are submitted by the public and are not verified by NHTSA.

1 recall

2007 Western Star 4900ex recalls and how many were fixed

Each ring shows the share of affected cars repaired, from the manufacturer’s latest quarterly report to NHTSA. Recall repairs are free at authorized dealers.

–no report yet

Exterior lighting

Recall 08V-417 · Aug 15, 2008 · 7 vehicles

Risk. ADDITIONAL LAMPS LOCATED ON THE SAME HORIZONTAL LINE NEAR THE IDENTIFICATION LAMPS MAY MAKE IF DIFFICULT FOR OTHER DRIVERS TO DISTINGUISH LARGER VEHICLES UNDER…

Problem, fix and repair progress →

Recalls apply to specific cars. To see whether a recall is still open on yours, enter the 17-character VIN at nhtsa.gov/recalls or with Western Star.

Best & worst years

2007 vs. every other 4900ex year

Bars show complaints per model year. Colors show the CarFlaw verdict: complaints weighted for crashes, fires and injuries, adjusted for years on the road and compared with the 4900ex median. How we score

'03'04'06'07
  • Avoid
  • Caution
  • Solid
  • Best
  • Not rated
1 investigation

NHTSA defect investigations

Federal investigations that included the 2007 Western Star 4900ex, and the recalls they led to.

  1. Daimler Trucks North America RecallsAQ18002 · closed Jul 11, 2024
    No recall
In owners' words

What 4900ex owners report

Recent engine and engine cooling complaints filed with NHTSA, shortened. Personal details are removed.

2008 STARTED OVERHEATING UNDER A LOAD AND UPHILLS. SEVERAL EGR VALVES, AIR CHARGE COOLERS, TURBOS, FLUSHING AND STEAM CLEANING RADIATOR,HEAD GASKETS, THERMO STATS, AND IT STILL OVERHEATS. WE HAVE CONSULTED WITH WESTERN STAR TO FIND THE PROBLEM AND THEY WILL NO LONGER RETURN OUR CALLS. *TR
Complaint 10355081 · Sep 12, 2010

Own a 2007 4900ex?

Decode your VIN to see the recalls for your exact car, then confirm open recalls with NHTSA.