This bulletin provides information to the tech on how to diagnosis the EGR system from possible issue that may
Chevrolet technical service bulletin 25-NA-032 for 2020-2023 Chevrolet Silverado 1500, 2021-2024 Chevrolet Tahoe and 2020-2023 GMC Sierra 1500 and others.
- Bulletin number
- 25-NA-032
- Component
- Electrical system
- Summary
- This bulletin provides information to the tech on how to diagnosis the EGR system from possible issue that may cause the DTCs to set and cause the customers concern of a MIL Illuminated.
Owners of these vehicles have filed 1,221 complaints in the electrical category.
Vehicles covered
- Chevrolet Silverado 1500 2020-2023 2020202120222023
- Chevrolet Tahoe 2021-2024 2021202220232024
- GMC Sierra 1500 2020-2023 2020202120222023
- Chevrolet Suburban 2021-2024 2021202220232024
- GMC Yukon 2021-2024 2021202220232024
- GMC Yukon XL 2021-2024 2021202220232024
- Cadillac Escalade 2021-2024 2021202220232024
- Cadillac Escalade ESV 2021-2024 2021202220232024
- GMC Yukon XL 1500 2023 2023
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