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Part record

3.0L Duramax DEF Tank Assembly, SUVs 2021-2023 (GM 86772598)

verified OEM PN86772598 BrandGM

Fitment years as listed in the OEM catalog on 2026-10-24 ('6 Cyl 3.0L Diesel' rows); Yukon XL is not listed separately - verify XL by VIN.

Where to buy

Not listed online at Dave's Auto Center yet. Ask Dave's Auto Center about this part, quoting part number 86772598.

Fits (16 configurations)