| Bulletin Date: | May. 6, 2024 |
| Component: | Engine and engine cooling |
| Bulletin Summary: | Service update - certain vehicles with a 6. 6l diesel engine have an engine control module (ecm) that may not properly diagnose, may not set diagnostic trouble codes (dtcs), or may not illuminate the malfunction indicator light (check engine |
| Vehicles covered in this TSB: |
2024 Chevrolet Silverado 2500,
2024 Chevrolet Silverado 3500,
2024 GMC Sierra 2500,
2024 GMC Sierra 3500.
|
| Bulletin Date: | Apr. 29, 2024 |
| Component: | Wheels |
| Bulletin Summary: | Customer satisfaction program. On certain vehicles, the customer may have been mistakenly double charged for the wheel package option (rpo q7g or rpo 5k9). Dealers will provide the customer with a reimbursement check in the amount of $1,4 |
| Vehicles covered in this TSB: |
2024 Chevrolet Silverado 2500,
2024 Chevrolet Silverado 3500.
|
| Bulletin Date: | Apr. 29, 2024 |
| Component: | Engine and engine cooling |
| Bulletin Summary: | The informational bulletin advises the tech to use the glow plug bore cleaner to reduce the chance of soot building up on the glow plug causing a premature failure. |
| Vehicles covered in this TSB: |
2017 Chevrolet Cruze,
2018 Chevrolet Cruze,
2019 Chevrolet Cruze,
2018 Chevrolet Equinox,
2019 Chevrolet Equinox,
2020 Chevrolet Silverado 1500,
2021 Chevrolet Silverado 1500,
2022 Chevrolet Silverado 1500,
2023 Chevrolet Silverado 1500,
2024 Chevrolet Silverado 1500,
2017 Chevrolet Silverado 2500,
2018 Chevrolet Silverado 2500,
2019 Chevrolet Silverado 2500,
2020 Chevrolet Silverado 2500,
2021 Chevrolet Silverado 2500,
2022 Chevrolet Silverado 2500,
2023 Chevrolet Silverado 2500,
2024 Chevrolet Silverado 2500,
2017 Chevrolet Silverado 3500,
2018 Chevrolet Silverado 3500,
2019 Chevrolet Silverado 3500,
2020 Chevrolet Silverado 3500,
2021 Chevrolet Silverado 3500,
2022 Chevrolet Silverado 3500,
2023 Chevrolet Silverado 3500,
2024 Chevrolet Silverado 3500,
2019 Chevrolet Silverado 4500hd,
2020 Chevrolet Silverado 4500hd,
2021 Chevrolet Silverado 4500hd,
2022 Chevrolet Silverado 4500hd,
2019 Chevrolet Silverado 5500hd,
2020 Chevrolet Silverado 5500hd,
2021 Chevrolet Silverado 5500hd,
2022 Chevrolet Silverado 5500hd,
2019 Chevrolet Silverado 6500hd,
2020 Chevrolet Silverado 6500hd,
2021 Chevrolet Silverado 6500hd,
2022 Chevrolet Silverado 6500hd,
2021 Chevrolet Suburban,
2022 Chevrolet Suburban,
2024 Chevrolet Suburban,
2021 Chevrolet Suburban 1500,
2022 Chevrolet Suburban 1500,
2023 Chevrolet Suburban 1500,
2024 Chevrolet Suburban 1500,
2020 GMC Sierra 1500,
2021 GMC Sierra 1500,
2022 GMC Sierra 1500,
2023 GMC Sierra 1500,
2024 GMC Sierra 1500,
2017 GMC Sierra 2500,
2018 GMC Sierra 2500,
2019 GMC Sierra 2500,
2020 GMC Sierra 2500,
2021 GMC Sierra 2500,
2022 GMC Sierra 2500,
2023 GMC Sierra 2500,
2024 GMC Sierra 2500,
2017 GMC Sierra 3500,
2018 GMC Sierra 3500,
2019 GMC Sierra 3500,
2020 GMC Sierra 3500,
2021 GMC Sierra 3500,
2022 GMC Sierra 3500,
2023 GMC Sierra 3500,
2024 GMC Sierra 3500,
2018 GMC Terrain,
2019 GMC Terrain,
2021 GMC Yukon,
2022 GMC Yukon,
2023 GMC Yukon,
2024 GMC Yukon,
2021 GMC Yukon Xl,
2022 GMC Yukon Xl,
2023 GMC Yukon Xl,
2023 GMC Yukon Xl 1500.
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