Table 1 shows one common air brake related problems of the 2011 International Prostar.
| Problem Category | Number of Problems |
|---|---|
| Air Brake problems |
The contact owns a 2011 International Prostar. The contact stated while driving at various speeds, the vehicle became very unstable and difficult to control. The contact stated that the failure mostly occurred while driving on poorly paved roads. The contact stated that the failure was due to improperly installed air brake canisters during manufacturing of the vehicle. The vehicle was taken to the local service center on several occasions for the failure but no cause of failure was found. The manufacturer was notified of the failure but no assistance was offered. The failure mileage was 225,000.