Replace the locking tab on top of the wiper
The linkage bushings are worn/missing/broken or the wiper arms are not timed properly to the wiper transmissions.
they turn on with the windshield wiper switch
If a windshield wiper switch on a 1995 Buick Riviera stays on when in the off position, it might be the fault of the windshield wiper relay. It could also be that the switch itself needs to be taken off and reset on the dial.
The windshield wiper arm is held in place by a retaining clip. Hold the retaining clip in and the windshield wiper arm will come off. Put the new windshield wiper on and read lease the retaining clip.
Through the wiper cowl at the pass side of the windshield.Through the wiper cowl at the pass side of the windshield.
are you serious... life blade off windshield, unclip plastic fastener off the center of the wiper arm, remove wiper, replace in reverse order.
How do I replace the windshield wiper switch?
Lift the wiper and turn the wiper to a t position and there is a clip that you squeeze together and it lifts off
Lift wiper assembly off of windshield into "up" position. Rotate 90 degrees. Pull wiper blade assembly gently toward the windshield. It slips right off. Note: Put protective barrier like cardboard or a towel over windshield in case blade assembly snaps back toward windshield to avoid cracking the windshield.
take it off
Take off the bolts at the bottom of the wiper arms and you may have to wiggle the arms back and forth to work the wiper arms off.
The longer blade goes on the driver's side.