Unblocking Ram transfer case motor

Feb. 15, 2024
This bulletin applies to 2016-2020 RAM 1500/2500/3500/4500 vehicles equipped with Elec Shift On Demand transfer case.

This bulletin applies to 2016-2020 RAM 1500/2500/3500/4500 vehicles built on or before April 8, 2020, equipped with Elec Shift On Demand transfer case.

The customer may note that the Service 4WD message is displayed as failure to complete transfer case range shifts and/or noisy (clunking/ratcheting) transfer case range shifts. The technician may find DTC C140E stored (transfer case motor blocked).

Reprogram the DTCM with the latest available software.

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