GM Buick/Oldsmobile/Pontiac/Full-Size 1975-1990 Repair Guide

Wiper Blade and Arm

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See Figures 1, 2, 3 and 4

REMOVAL & INSTALLATION



  1. On some models, it is necessary to raise the hood to gain access to the arm.
  2.  
  3. To remove the arm, pry underneath the arm with a suitable wiper arm removing tool. Be careful not to scratch the paint.
  4.  
  5. To install, position the arm over the shaft and press down. Make sure you install the arms in the same position on the windshield as they were when they were removed.
  6.  
  7. There are several different types of wiper blades. Most simply slide out of the arm assembly after the release is pressed. See Routine Maintenance for wiper blade replacement.
  8.  



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Fig. Fig. 1: Depress the lock-tab and slide the blade from the arm. Be sure not to let the arm snap against the windshield



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Fig. Fig. 2: Use a small prybar to slide the lock-tab to it's stop



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Fig. Fig. 3: Slide the wiper arm from the splined shaft



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Fig. Fig. 4: Wiper insert replacement

 
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