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October 9, 2026 Service bulletin

R1H U43.17

Ram technical service bulletin 08-372-26 for 2026-2027 Ram 1500.

Bulletin number
08-372-26
Component
Electrical system
Summary
R1H U43.17 Software Update - FOTA Customers may experience one or more of the following: SYMPTOM: ● Screen Freeze or Radio Reset. ● Projection will not reconnect. ● Audio or music skipping and/or cutting out during playback. ● Apple CarPlay®/Android Auto® improvements: fixes for disconnections, freezes, screen distortion, and pairing issues. ● "Service Air Suspension System" message displayed when the Up or Down button becomes stuck. ● Trailer Surround Camera dimensions not retained after an ignition cycle. ● Distorted radio startup animation. ● Home screen media widget does not display the artist name. ● Turn signal blind spot view does not turn off after the turn is completed. ● Vehicle Settings page becomes frozen and unresponsive to touch input. ● "AUTO" Drive Mode takes several seconds to update after the mode is changed. ● Screen display size changes from normal to small without user input. ● Radio text displays in English when Portuguese is selected. ● Screen flickers, resets, or goes blank while driving. ● Steering wheel volume adjustment causes screen distortion. ● Surround Camera View guidelines remain visible when the setting is turned off in the radio. ● User is able to add a device to the head unit while the vehicle is in motion. ● Radio Bluetooth is unable to discover a phone even when the phone is directly in front of the radio. ● App screen turns completely black while driving. ● Phantom chimes occur without any warning messages or notifications. ● Left-side blind spot turn signal camera has a longer activation delay than the right-side camera. ● Radio switches to Android Auto® unexpectedly and displays a black screen. ● Phone cannot be reconnected to Bluetooth after being deleted. ● Glovebox and Apps text overlap on the MyCar or Performance Pages screen when the glovebox button is pressed. In addition, the following software enhancement is included: ● Remove Virtual Wall option from the Vehicle Settings menu.

Owners of these vehicles have filed 51 complaints in the electrical category.

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