You will locate the adjusting bolt at the base of the wiper arm, then you will loosen the bolts. Lastly, \take a wrench to re tighten those bolts.
bend the arm
how do you get to and replace the wiper moter on a 97 marquis
change wiper motor grand marques
The wiper control module on a 1998 Mercury Grand Marquis can be found behind the instrument panel. It is close to the steering column, on the right side.
I believe the wiper module is built in the black cover that snaps on the wiper motor I believe .
You take it to autozone and they will show you
Here they are: Driver = 22"Passenger = 22"
The 2005 Mercury Grand Marquis takes 22" replacement wiper blades on both sides front. You can go with standard wipers or try the new beam blade style. If you lookup wiper size by make, model and year you can shop the different options.
Replace the hose.
cause there is a circuit failure of the wiper motor. or switch.
There are screws on the base of the wiper (beneath black caps) loosen them, reposition the wiper then tighten the screw.
The 1997 Mercury Grand Marquis wiper blade sizes are 22" wiper blades on both sides front. See sources and related links below for more information. Since there are over 22 different wiper arm attachments, do not buy wipers just by length only - be sure to lookup exact wiper blade part numbers by vehicle make, model and year for the brand wiper you decide to purchase. This ensures correct length AND correct attachment.
First make sure the wipers are parked. Next open the hood of the car. You have to pull the wiper out and there is a small tab on the arm that you pull out that will release the wiper arm.