This bulletin applies to 2022-2024 Jeep Wagoneer/Grand Wagoneer vehicles equipped with the Elec Shift On Demand Transfer Case, Elect Full-Time 4WD-Mode Only, and 2-speed On Demand transfer case. Customers may experience a MIL on. DTC C1444-98 (T-case motor overuse-component or system over temperature) and/or C1477-4B (transfer case clutch over temperature) may be stored. “4WD overheated temporarily unavailable” message may be shown.

The cause involves the transfer case shift motor. The fix” replace the transfer case shift motor.