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March 23, 2023 Service bulletin

This bulletin provides the diagnostic procedure for the GDI injector(s) in certain 21-23MY Sonata, 21-22MY...

Hyundai technical service bulletin 23-FL-002H for 2021-2023 Hyundai Sonata, 2021-2022 Hyundai Santa Fe and 2021-2023 Hyundai Tucson and others.

Bulletin number
23-FL-002H
Component
Engine and engine cooling
Summary
This bulletin provides the diagnostic procedure for the GDI injector(s) in certain 21-23MY Sonata, 21-22MY Santa Fe, certain 22MY Santa Cruz, and certain MY21-23 Tucson equipped with 2.5L GDI engines with one or more misfire DTC(s) due to internally leaking GDI injector(s).

Owners of these vehicles have filed 418 complaints in the engine category.

Vehicles covered

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