This bulletin provides information on how to look for and test for DEF or water in the fuel system and...
Chevrolet technical service bulletin 24-NA-225 for 2017-2025 Chevrolet Silverado 1500, 2021-2025 Chevrolet Tahoe and 2018-2019 Chevrolet Equinox and others.
- Bulletin number
- 24-NA-225
- Component
- Fuel/propulsion system
- Summary
- This bulletin provides information on how to look for and test for DEF or water in the fuel system and what the specs should be.
Owners of these vehicles have filed 1,356 complaints in the fuel system category.
Vehicles covered
- Chevrolet Silverado 1500 2017-2025 20182019202020212022202320242025
- Chevrolet Tahoe 2021-2025 20212022202320242025
- Chevrolet Equinox 2018-2019 20182019
- GMC Sierra 1500 2017-2025 20182019202020212022202320242025
- Chevrolet Suburban 2021-2022, 2024 202120222024
- GMC Yukon 2021-2025 20212022202320242025
- Chevrolet Silverado 2500 2017-2025 20182019202020212022202320242025
- Chevrolet Cruze 2014-2019 201420152016201720182019
- GMC Terrain 2018-2019 20182019
- GMC Yukon XL 2021-2025 20212022202320242025
- GMC Sierra 2500 2017-2025 20182019202020212022202320242025
- Cadillac Escalade 2021-2024 2021202220232024
- Chevrolet Suburban 1500 2021-2025 20212022202320242025
- Chevrolet Silverado 3500 2017-2025 20182019202020212022202320242025
- GMC Sierra 3500 2017-2025 20182019202020212022202320242025
- Cadillac Escalade ESV 2021-2024 2021202220232024
- GMC Yukon XL 1500 2023 2023
- GMC Sierra Denali 2017-2020 2017201820192020
- Chevrolet Silverado 2500 HD 2024 2024
- Chevrolet Silverado 3500 HD 2024 2024
- Chevrolet Silverado 4500 2024 2024
- GMC Sierra 2500 HD 2024 2024
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