This PI involves DTC U3000 SYM49 Set falsely In The Serial Data Gateway Module and dealerships are to...
Chevrolet technical service bulletin PIT6398 for 2021-2023 Chevrolet Tahoe, 2021-2022 Chevrolet Corvette and 2021-2023 GMC Yukon and others.
- Bulletin number
- PIT6398
- Component
- Unknown or other
- Summary
- This PI involves DTC U3000 SYM49 Set falsely In The Serial Data Gateway Module and dealerships are to reset the module by cycling the battery.
Vehicles covered
- Chevrolet Tahoe 2021-2023 202120222023
- Chevrolet Corvette 2021-2022 20212022
- GMC Yukon 2021-2023 202120222023
- Chevrolet Silverado 2500 2024-2025 20242025
- GMC Yukon XL 2021-2023 202120222023
- GMC Sierra 2500 2024-2025 20242025
- Cadillac Escalade 2021-2023 202120222023
- Chevrolet Suburban 1500 2021-2023 202120222023
- Chevrolet Silverado 3500 2024-2025 20242025
- GMC Sierra 3500 2024-2025 20242025
- Cadillac Escalade ESV 2021-2023 202120222023
- Cadillac CT5 2021-2023 202120222023
- Cadillac CT4 2021-2023 202120222023
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