This bulletin applies to 2013 Dodge Ram 3500 trucks equipped with a 6/7L Cummins diesel engine, built on or after Jan. 1, 2012, or before May 2, 2013. Some text in the instrument cluster for the Diesel Exhaust Fluid (DEF) reminder is overlapping and hard to read.

Using a scan tool with the appropriate diagnostic procedures available in TechCONNECT, verify that no DTCs are set. If DTCs are present, record and repair as needed before continuing.

Replace the instrument cluster following procedures listed in the workshop manual. The part numbers for specific applications are as follows:

P/N ……………………….....……TRUCK MODEL

56046547AH................................Highline U.S. diesel

56046549AH................................Highline CAN/MEX diesel

56046548AH.................................Longhorn U.S. diesel

56046550AH................................Longhorn CAN/MEX diesel

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