GMC Terrain 2017 Owner's Manual page 211

210 Vehicle Care
Caution (Continued)
the vehicle warranty. Do not allow
the wiper arm to touch the
windshield.
Front Wiper Blade
Replacement
To replace the front wiper blades:
1. Lift the wiper arm from the
windshield until no further
movement is possible.
2. Press the square button on the
top side, at the end of the
wiper arm, and pull the wiper
blade out of the end of the
wiper arm.
3. Install the wiper blade
connector by sliding into the
end of the wiper arm until the
square button on the wiper
blade clicks into place with the
wiper arm.
4. Place the wiper arm with the
wiper blade in place back on
the windshield.
Rear Wiper Blade Replacement
The rear wiper blade and wiper arm
have a cover for protection. The
cover must be removed before the
wiper blade can be replaced.
To remove the cover:
1. Slide a plastic tool under the
cover and push upward to
unsnap.
2. Slide the cover toward the
wiper blade tip to unhook it
from the blade assembly.
3. Remove the cover.
4. After wiper blade replacement,
ensure that cover hook slides
into the slot in the blade
assembly.
5. Snap the cover down to
secure.
To replace the wiper blade:
1. Lift the wiper arm away from
the windshield.
2. Push the release lever (2) to
disengage the hook and push
the wiper arm (1) out of the
blade assembly (3).
3. Push the new blade assembly
securely on the wiper arm until
the release lever clicks into
place.
4. Replace the wiper cover.