Dorman - HELP Dashboard Air Vent P/N:57956
Replace a cracked, warped or missing defroster outlet cover with the Dorman HELP Dashboard Air Vent / Defrost Vent Cover, part number 57900. This dashboard vent covers the defroster outlet so air from the heating and ventilation system can flow toward the windshield. It fits many vehicles, among them the 1998-2005 Chevrolet Blazer, 1998-2004 Chevrolet S10 and 1998-2004 GMC Sonoma. See the "Vehicles it fits" section for the full list and engine details.
Dorman lists this part under two names: dashboard air vent and defrost vent cover. It is engineered to fit and work like the stock vent assembly on the listed applications, and it is built to handle extreme temperature changes for reliable service.
Signs this vent may need replacing include a cover that is cracked, warped, broken, loose or missing, or debris dropping into the defroster outlet.
Interchange: 15046436
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This part cross-references / interchanges with the following part numbers:
What does the Dorman 57900 defrost vent cover do?
It covers the defroster outlet in the dashboard so air from the heating and ventilation system can pass through toward the windshield. Dorman lists it as both a dashboard air vent and a defrost vent cover.
Which vehicles does the Dorman 57900 fit?
It fits many vehicles, including the 1998-2005 Chevrolet Blazer, 1998-2004 Chevrolet S10 and 1998-2004 GMC Sonoma. Check the "Vehicles it fits" section for your exact vehicle.
How does this vent handle heat and cold?
Dorman designed this vent specifically to withstand extreme temperature changes, and it has undergone extensive testing for fit and service life.
What are signs the defrost vent cover may need replacing?
A cracked, warped, broken, loose or missing defrost vent cover, or debris falling into the defroster outlet, are signs this part may need replacing.
What number does the Dorman 57900 cross-reference?
It cross-references interchange number 15046436. It is designed to fit and work like the original vent assembly on the listed applications.
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WARNING: These products can expose you to chemicals including lead and phthalates, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.