Some are held on with a nut and others have a clip underneath that has to be pulled back to that the arm can be taken off.
To change the rear window wiper arm on your Nissan X-Trail, first, lift the wiper arm away from the glass. Locate the retaining nut at the base of the wiper arm and use a socket wrench to remove it. Once the nut is removed, gently pull the wiper arm off its spindle, then align the new wiper arm and press it onto the spindle. Finally, secure it with the retaining nut and lower the arm back into its resting position.
Take it to autozone, they change it for free. If not you turn the wiper so its perpendicular to the wiper arm and push down.
Under wiper arm flap is a grub nut, Undo nut and use a Wiper arm removal tool (there not expensive approx £10) Remove Arm and Replace with New
get a wiper removal tool and it goes under the arm and you just pry the arm up off the splines to take it off.
This is pretty simple. Just turn on the wipers and stop them while the arm is in the middle of the windshield or there about. Then just change as any other wiper.
buy a small wiper arm puller to pull the arm off the taper once the nut has been rmoved
To change the wiper blades on a 1986 Pontiac Trans Am, start by lifting the wiper arm away from the windshield. Press the tab on the wiper blade's connector to release it from the arm, then slide the old blade off. Align the new wiper blade with the arm and slide it into place until you hear a click, indicating it's secure. Finally, gently lower the wiper arm back onto the windshield.
To change the windscreen wiper arm on a Peugeot 106, first ensure the wipers are off and in the resting position. Lift the wiper arm away from the windscreen, then locate the release tab or nut securing the wiper arm to the spindle. If it's a nut, use the appropriate socket to remove it; if it’s a tab, press it to release the arm. Finally, fit the new wiper arm onto the spindle, ensuring it's securely attached, and lower it back onto the windscreen.
Flip up the cover on the end of the arm and undo the 12 mm nut. Pry the arm off the wiper motor shaft and simply press new one on. Be careful to align the arm a little past the wiper arm rest and tighten.
You can change the wiper blades by removing the retaining clip to the wiper blade arm. The wiper blade will come off and can be replaced.
Take a close look at where your wiper blades attach to the wiper arm to try to determine what type of attachment it is. Then see sources and related links below to view videos for the various wiper arm attachments.
# Raise the rear wiper arm finish cap to expose the wiper arm nut. # Remove the rear wiper arm nut (1). # Lift the rear wiper arm assembly (2) away from the rear window and remove the wiper arm from the pivot shaft. The cap tilts up toward the arm