1993 Buick Park Avenue Owner's Manual - Page 97

I A CAUTION: I Driving withoutwasher fluid can be dangerous. A bad mud splash can block your vision. You could hitanother vehicle or go off the road. Check your washer fluid level often. a In freezing weather, don't use your washer until the windshield is warmed. Otherwise the washer fluid can form iceon the windshield, blocking your vision.