Test Windshield Washer Check Valve
Wipers/Washer
A diagnostic check of the one-way check valve in the windshield washer system, which allows washer fluid to flow to the nozzles but prevents it from flowing backward. Testing confirms the valve opens and closes properly; a stuck valve either blocks washer
Estimated Cost
$35–$110🔒
Parts + labor, based on the parts this service typically requires. Not specific to your vehicle or region — this spans all vehicles, all regions, and all part grades, so treat it as a rough ballpark rather than a quote.