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June 1, 2026 Service bulletin

Noise from AWD coupling vibrations when making turns caused by a logic error with the All Wheel Drive...

Hyundai technical service bulletin 26-TC-001H for 2020-2024 Hyundai Palisade.

Bulletin number
26-TC-001H
Component
Suspension
Summary
Some Palisade (LX2) vehicles may produce noise from AWD coupling vibrations when making turns caused by a logic error with the All Wheel Drive Electronic Control Unit (AWD ECU). This bulletin provides instructions to update the AWD ECU to reduce the coupling noise.

Owners of these vehicles have filed 163 complaints in the suspension category.

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