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February 21, 2026 Service bulletin

Harman R1H Uconnect 5 Radio Software Flash Error Codes

Jeep technical service bulletin S228A000025 REV.A for 2021-2026 Jeep Grand Cherokee, 2023-2026 Jeep Wrangler and 2021-2026 Dodge Durango and others.

Bulletin number
S228A000025 REV.A
Component
Electrical system
Summary
Harman R1H Uconnect 5 Radio Software Flash Error Codes

Owners of these vehicles have filed 3,337 complaints in the electrical category.

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