Ram Trans Reprogram

This bulletin applies to 2018-2020 Ram ProMaster vehicles equipped with a 3.6L V6 VVT engine and a 6-speed automatic 62TE transmission. The customer may experience a MIL on. The technician may find one or more of the following DTCs stored:

This bulletin applies to 2018-2020 Ram ProMaster vehicles equipped with a 3.6L V6 VVT engine and a 6-speed automatic 62TE transmission. The customer may experience a MIL on. The technician may find one or more of the following DTCs stored:

P0731 (gear ratio error in 1st)

P0732 (gear ratio error in 2nd)

P083B (LC pressure switch rationality)

P0841 (L/R pressure switch rationality)

P0868 (line pressure low)

Using a scan tool, verify all related systems are functioning as designed. Address and remedy any DTCs not related to the transmission issue. Reprogram the ABS with the latest available software. Clear all DTCs and road test.

About the Author

Information courtesy of Mitchell 1

Information for Technical Service Bulletins comes from ProDemand, Mitchell 1's auto repair information software for domestic and import vehicles. Headquartered in San Diego, Mitchell 1 has provided quality repair information solutions to the automotive industry since 1918.

Mike Mavrigian

Mike Mavrigian

Motor Age Editor

Mike Mavrigian has written thousands of automotive technical magazine articles involving a variety of  specialties, from engine building to wheel alignment, and has authored more than a dozen books that crisscross the automotive spectrum. Mike operates Birchwood Automotive, an Ohio shop that builds custom engines and performs vintage vehicle restorations. The shop also features a professional photo studio to document projects and to create images for articles and books.

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