S10/T10 Blazer 4WD V6-4.3L VIN W (1997)
Windshield Washer Pump: Testing and Inspection
Wiring Diagram
1. If motor does not run or pump solvent replace washer pump.
2. If motor runs and pumps solvent, problem is in circuit board, motor park switch, or wiper switch. Refer to Wiper/Washer Switch Tests.
