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May 11, 2025 Service bulletin

" R1H Radio Over The Air Update from T27.46 to U29.44 then U35.36 Software Version (FOTA) 2023

Ram technical service bulletin 08-157-25 for 2023-2024 Ram 1500.

Bulletin number
08-157-25
Component
Electrical system
Summary
" R1H Radio Over The Air Update from T27.46 to U29.44 then U35.36 Software Version (FOTA) 2023 - 2024 (DT) RAM 1500 Pickup This bulletin applies to vehicles equipped with a Global Telematics Box Module (Sales Code RDG) and without IP Badge ""TRX"" (Sales Code XHD) and one of the following radios: ● Uconnect 5 Nav w 8.4"" Display (USA) (Sales Codes UBL). ● Uconnect 5 Nav w 8.4"" Display (CAN) (Sales Codes UEL). ● Uconnect 5 Nav w 12.0"" Display (USA) (Sales Code UBQ) ● Uconnect 5 Nav W 12.0"" Display (CAN) (Sales Code UEQ) ● Uconnect 5 NAV W 14.4"" Display (USA) (Sales Code UBW) ● Uconnect 5 NAV W 14.4"" Display (CAN) (Sales Code UEW) This bulletin provides information regarding the latest FOTA update and provides the service technician an overview of the steps a customer will need to take to complete the update. The radio software will be updated from T27.46 to U29.44 then U35.36."

Owners of these vehicles have filed 98 complaints in the electrical category.

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