Visibility: defroster/defogger/HVAC system
Chevrolet technical service bulletin PIT5734F for 2020-2023 Chevrolet Silverado 1500, 2021-2023 Chevrolet Tahoe and 2020-2023 GMC Sierra 1500 and others.
- Bulletin number
- PIT5734F
- Component
- Visibility: defroster/defogger/HVAC system
- Summary
- This Preliminary information communicates an issue with poor heater performance and advises dealerships to inspect the heater core inlet and outlet hoses for being twisted or kinked.
Owners of these vehicles have filed 110 complaints in the visibility category.
Vehicles covered
- Chevrolet Silverado 1500 2020-2023 2020202120222023
- Chevrolet Tahoe 2021-2023 202120222023
- GMC Sierra 1500 2020-2023 2020202120222023
- Chevrolet Suburban 2021-2023 202120222023
- GMC Yukon XL 2021-2023 202120222023
- Cadillac Escalade ESV 2021-2023 202120222023
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