Air conditioning relay board overheats
Defect Summary
Trans/air is recalling 3,962 ec series air conditioning kits/relay boards sold to various vehicle manufacturers to be installed as original equipment on school and transit-type commercial buses. these units were also sold as aftermarket equipment. each trans/air system comes with an electrical kit and ec pc board which if improperly installed could overheat.
Safety Consequence
Overheating of the pc board could result in a fire.
Corrective Action
Each vehicle manufacturer will provide a remedy plan and notification schedule. the affected vehicles will be repaired without charge to the owners. trans/air will notify owners who purchased the subject air conditioning units as aftermarket and provide a free remedy. the recall began on september 30, 2009. owners may contact their vehicle manufacturer or trans/air warranty and service department at 1-800-673-2446.
Similar Recalls
Other recalls from Trans-air Manufacturing Corp. or involving Equipment.
FAQ: Recall 09E042000
Your rights, the repair process, and what each field on this page means.
What is recall 09E042000?
NHTSA recall 09E042000 was issued by Trans-air Manufacturing Corp. on July 3, 2009. It addresses: Air conditioning relay board overheats. The recall affects approximately 3,962 vehicles, with the defect involving the Equipment component.
How do I get this recall repaired?
Contact any authorized Trans-air Manufacturing Corp. dealer and reference NHTSA recall ID 09E042000 or the manufacturer campaign number NR (Not Reported). Under federal law, the repair is completely free regardless of vehicle age or owner history.
Is my vehicle included in this recall?
The only way to confirm is to look up your 17-character VIN at nhtsa.gov/recalls. NHTSA's tool will tell you if VIN-by-VIN this exact recall applies.
How long do I have to get a recall repair done?
There is no expiration on most federal safety recalls. Even if your vehicle is years old and you bought it used, the manufacturer is required to perform the repair at no cost.
Where does the data on this page come from?
All information on this page is sourced directly from the U.S. Department of Transportation public dataset for NHTSA recalls. Last refreshed: 2026-05-22. For the most current official notice, visit nhtsa.gov/recalls.