This technical bulletin provides a procedure to test the intake manifold for any possible leaks that may
Chevrolet technical service bulletin 22-NA-128 for 2022-2024 Chevrolet Silverado 1500, 2022-2024 Chevrolet Tahoe and 2022-2024 GMC Sierra 1500 and others.
- Bulletin number
- 22-NA-128
- Component
- Engine
- Summary
- This technical bulletin provides a procedure to test the intake manifold for any possible leaks that may cause the customers concern of a Malfunction Indicator Lamp (MIL) Illuminated - DTC P0172, P026D, P2459, and/or P2A00 Set.
Owners of these vehicles have filed 2,779 complaints in the engine category.
Vehicles covered
- Chevrolet Silverado 1500 2022-2024 202220232024
- Chevrolet Tahoe 2022-2024 202220232024
- GMC Sierra 1500 2022-2024 202220232024
- Chevrolet Suburban 2022, 2024 20222024
- GMC Yukon 2022-2024 202220232024
- GMC Yukon XL 2022-2023 20222023
- Cadillac Escalade 2022-2024 202220232024
- Chevrolet Suburban 1500 2022-2024 202220232024
- Cadillac Escalade ESV 2022-2023 20222023
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