2004 Mitsubishi Endeavor Structure Problems
Owners have filed 59 complaints with NHTSA about structure problems on the 2004 Mitsubishi Endeavor, 32% of all complaints for this model year. Half of the reports with a mileage happened before 78,756 miles. The words owners use most often: “side floor” (17% of reports).
- 59structure complaints
- 78,756median miles at failure
- 1mention a crash
- 1mention an injury
- 0related recalls
- $1,350typical repair cost reported by owners
- 29%of reports with a speed happened at 50+ mph
What owners describe
Phrases that appear unusually often in these complaints compared with complaints about other cars.
- Side floor: mentioned in 10 of 59 complaints (17%)
- Soaking wet: mentioned in 8 of 59 complaints (14%)
- Water leaking: mentioned in 6 of 59 complaints (10%)
- Brake gas: mentioned in 5 of 59 complaints (8%)
How much does it cost to fix?
Owners who wrote down what they paid or were quoted put the typical structure repair on the 2004 Mitsubishi Endeavor at $1,350, and half of them between $980 and $1,450.
Based on 8 NHTSA complaints about this problem alone that state a repair bill or quote (2007–2016), converted to 2026 dollars with the U.S. consumer price index. These are owners' own figures, not a quote: they include dealer quotes, and owners who file complaints often faced larger repairs, so they can run higher than typical shop prices. Prices vary by shop, region and warranty coverage. How we calculate this.
At what mileage do structure problems happen?
Based on 42 complaints that reported the odometer reading.
How serious are the reports?
Of 59 complaints, 1 mention a crash, 1 an injury.
Mitsubishi Endeavor structure complaints by model year
| Model year | Structure complaints | Share of that year | Median miles |
|---|---|---|---|
| 2011 Endeavor | 2 | 25% | 35,000 |
| 2008 Endeavor | 2 | 14% | 140,925 |
| 2007 Endeavor | 6 | 29% | 95,101 |
| 2006 Endeavor | 2 | 10% | 107,500 |
| 2005 Endeavor | 10 | 25% | 110,911 |
| 2004 Endeavor | 59 | 32% | 78,756 |
When owners reported it
Related recalls (0)
No safety recall lists structure for the 2004 Mitsubishi Endeavor. A pattern of complaints does not always lead to a recall.
What owners report
Short excerpts of recent complaints, with personal details removed. Full reports are on NHTSA.gov.
The car has been accumulating fluid on the floor of the driver's side. Usure of where the problem was, we have been absorbing the water and airing out the car. Mold has accumulated as well (black mold) and now i know why i've had repeated respiratory problems, including pneumonia three times over…
This problem is not related to the age of vehicle, nor is it owner-created. It is a manufacturer design flaw. Driver-side front floor stays soaking wet. Shoes get wet and slippery which is dangerous while pressing on gas and brake pedals (driving hazard). Mold continues to grow even after cleaned…
Tl*the contact owns a 2004 mitsubishi endeavor. The contact stated that while driving at approximately 55 mph, the passenger side rear wheel began to make contact with the frame of the vehicle. The contact discovered that the sub frame had rusted near the rear passenger side wheel causing the a-arm…

Frequently asked questions
Do all 2004 Mitsubishi Endeavors have structure problems?
No. NHTSA has 59 owner complaints about structure for the 2004 Mitsubishi Endeavor (32% of the 182 complaints for this model year). Complaint data shows that the problem is reported, not how many of all cars sold are affected.
Was there a recall on the 2004 Mitsubishi Endeavor structure?
No recall currently lists structure for this vehicle.
At what mileage do structure problems start?
The median reported mileage is 78,756 miles: half of the reports with a mileage came before that.
How much does it cost to fix structure problems on the 2004 Mitsubishi Endeavor?
Owners report a typical cost of $1,350 (half paid between $980 and $1,450), from 8 complaints that state a repair bill or quote, in 2026 dollars.
What do owners say about structure problems on the 2004 Mitsubishi Endeavor?
The most frequent phrase is “side floor”, in 10 of 59 complaints, followed by “soaking wet” (8).
See all 2004 Mitsubishi Endeavor problems.