HVAC insufficient cooling concerns if you confirm

Bulletin number

NTB25-032B

Component

Electrical system

Summary

HVAC INSUFFICIENT COOLING CONCERNS IF YOU CONFIRM The customer states a lack of comfort due to insufficient cooling, AND The outside ambient temperature is considered hot, for example around 40°C (104°F). ACTION Follow the SERVICE PROCEDURE in this bulletin to: 1. Confirm the current Amplifier-Control, Air Conditioner (A/C auto amp) part number. 2. Reprogram the A/C auto amp, if applicable. 3. Confirm the current Controller Assy – Refrigerator (Heat pump control unit) part number. 4. Reprogram the Controller Assy – Refrigerator (Heat pump control unit) after reprogramming the A/C auto amp, if applicable. 5. Erase all DTCs. IMPORTANT: The purpose of ACTION (above) is to give you a quick idea of the work you will be performing. You MUST closely follow the entire SERVICE PROCEDURE as it contains information that is essential to successfully completing this repair.

Owners of these vehicles have filed 35 complaints in the electrical category.