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December 9, 2025 Service bulletin

2024-2025 DT with DTC P0070 OR P0073 If Mirror Ambient Temperature Sensor (AATS) isnot reading temp...

Ram technical service bulletin 9100463REV1 for 2024-2026 Ram 1500.

Bulletin number
9100463REV1
Component
Electrical system
Summary
2024-2025 DT with DTC P0070 OR P0073 If Mirror Ambient Temperature Sensor (AATS) isnot reading temp correctly or setting DTC P0073, P0070 - allow the sensor to updateproperly by driving the vehicle at highway speeds (above 20 MPH) for several miles (15minutes). This ensures sufficient airflow and temperature sampling for accurate readings. If the temperature still does not update, proceed with standard diagnostic procedures. 2025-2026 DT with DTC P0071 AND P0073 (vehicles built on or between 07/01/2025 -07/29/2025 - If BOTH DTCs are present, before replacing the sensor, refer to the latest TSBin Service Library for additional repair procedure(s). - If NO DTC is present, but temperatureshown in the cluster/radio is higher than expected, allow the sensor to update properly bydriving the vehicle at highway speeds (above 20 MPH) for several miles (15 minutes). Thisensures sufficient airflow and temperature sampling for accurate readings. If thetemperature still does not update, proceed with standard diagnostic procedures.

Owners of these vehicles have filed 278 complaints in the electrical category.

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