1998 GMC Envoy Owner's Manual - Page 283

5. Be sure that the notches are locked by the bottom claws. Make sure that all other claws areproperly locked on both sides of the insert slots. 6. Put the blade assembly pivot in the wiper arm hook. Pull up until the pivot locking tab locks in the hook slot. 7. Carefully lower the wiper arm and blade assembly onto the windshield. A Backglass Wiper Blade Rep --ment See "Windshield Wiper Blade Replacement" in this section for instructions on how to change the backglass wiper blade. The backglass wiper blade will not lock in a vertical position like the windshield wiper blade, so care should be used when pulling it away from the vehicle. t----- Tires Your new vehicle comes with high-quality tires made by a leading tire manufacturer. If you ever havequestions about your tire warranty and where to obtain service, see your GMC Warranty booklet for details. A. Claw in Notch B. Correct Installation C. Incorrect Installation 6-36