Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
Windshield Wiper/Washer System Power and Ground
The power source for the wiper system is supplied from the Fuse Block underhood. The WIPER/WS fuse supplies the current for the drive motor. The WASHER/RVC fuse supplies current to the body control module (BCM) for the control of the washer pump. G100 supplies the ground for the washer pump and washer fluid level switch. Refer to Wiper/Washer Schematics .
G200 provides ground for the following:
- Windshield wiper motor
- Wiper relay
- Wiper HI relay
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.