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Home >> Oldsmobile >> 1988 >> Cutlass Supreme Base, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 12 (Wiper System/Washer System - Front) >> Testing >> Wiper Motor Module Current Draw Test >> Except Camaro & Firebird
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Except Camaro & Firebird

WARNING: This page does not describe the selected car, but rather 21 other vehicles, including the 1992 Pontiac Grand Prix, 1992 Pontiac Firebird, 1992 Pontiac Bonneville, 1992 Oldsmobile Toronado, and 1992 Oldsmobile Ninety-Eight. However, it is still accessible from the selected car via links, so may be relevant.
  1. Remove wiper fuse. Connect a 10-amp or greater ammeter between fuse terminals. Ensure windshield is wet. Turn ignition switch to RUN position. Turn wiper/washer switch to HI position. Note ammeter reading. If reading is greater than 6.5 amps, go to step 2). If reading is less than 6.5 amps, check wiper linkage for binding. If linkage is okay, repair wiper motor.
  2. Replace wiper blades and repeat step 1). If reading is greater than 6.5 amps, go to step 3). If reading is less than 6.5 amps, wiper blades problem is fixed.
  3. Disconnect linkage from wiper motor crank. Repeat testing procedure in step 1). If reading is greater than 6.5 amps, repair or replace wiper motor. If reading is less than 6.5 amps, repair linkage as necessary.
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