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February 25, 2026 Service bulletin

Service transmission/check engine warning indicator for the 850RE, 8HP50, 8HP70, 8HP75, 8HP75-PHEV...

Jeep technical service bulletin S2621000003 for 2018-2026 Jeep Grand Cherokee, 2018-2026 Jeep Wrangler and 2019-2025 Dodge Durango and others.

Bulletin number
S2621000003
Component
Power train
Summary
Service transmission/check engine warning indicator for the 850RE, 8HP50, 8HP70, 8HP75, 8HP75-PHEV transmissions that have fault codes P07E4, P1DB2, P0716, P1B14, P0733, P1D90, P1DB7, P1B13.

Owners of these vehicles have filed 2,167 complaints in the transmission category.

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