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 Chevrolet Silverado 1500, 2022 Chevrolet Tahoe and 2022 GMC Sierra 1500 and others.
- Bulletin number
- 22-NA-128
- Component
- Engine and engine cooling
- Summary
- This technical bulletin provides a procedure to test the intake manifold for any possible leaks that may cause the customers concern.
Owners of these vehicles have filed 1,082 complaints in the engine category.
Vehicles covered
- Chevrolet Silverado 1500 2022 2022
- Chevrolet Tahoe 2022 2022
- GMC Sierra 1500 2022 2022
- Chevrolet Suburban 2022 2022
- GMC Yukon 2022 2022
- GMC Yukon XL 2022 2022
- Cadillac Escalade 2022 2022
- Chevrolet Suburban 1500 2022 2022
- Cadillac Escalade ESV 2022 2022
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