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Home >> GMC >> 2000 >> Jimmy 2D Utility, 4WD, Automatic >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Wiper/Washer Systems >> Wiper System And Washer System >> Trouble Shooting >> System Operation Check >> Front Wiper System
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Front Wiper System

  1. Turn ignition switch to RUN position. Press washer button to ON position. Wipers should run at low speed. Washer should spray windshield for as long as button is held. After releasing switch, washer should stop, wipers should sweep 2-4 times, and then return to Park.
  2. Move wiper switch to DELAY position. Move wiper switch through delay range. Wipers should make one complete sweep, then pause for 1-22 seconds (depending on delay setting) before making next sweep.
  3. Leave wiper switch in DELAY position. Press and release washer button. Washer should spray windshield for as long as button is held. Wipers should run at low speed for 2-4 sweeps after button is released, and then return to pulse mode.
  4. Move wiper switch to LOW position. Wipers should operate continuously at low speed. Move wiper switch to HIGH position. Wipers should operate continuously at high speed.
  5. Move wiper switch to OFF position. Wipers should return to Park at low speed. Move wiper switch to MIST position, and then release. Wipers should make one complete sweep at low speed, and then Park. If wiper system does not function properly, perform appropriate symptom test. See SYMPTOM INDEX  table under SYMPTOM TESTS.
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