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.
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HOMESERVICE MANUALSCHEVROLET2012TRAVERSE AWD V6-3.6LREPAIR AND DIAGNOSISWIPER AND WASHER SYSTEMSDESCRIPTION AND OPERATIONREAR WIPER/WASHER SYSTEM
2012 Chevrolet Traverse AWD V6-3.6L
Rear Wiper/Washer System
2012 Chevrolet Traverse AWD V6-3.6LSECTION Rear Wiper/Washer System
Rear Wiper/Washer System Description and Operation
Rear Wiper Operation
The rear wiper is controlled by an input from the rear wiper/washer switch which is located in the center console switch bank. The rear wiper/washer switch is a three position switch, when the WIPER protion of the switch is pushed into it's detent the rear wipers are turned on, a voltage signal from the BCM is applied through the wiper washer switch to the rear wiper motor to command it ON. With the switch in the center or rest position the wipers are OFF.
Rear Washer Operation
When the WASHER portion of the switch is pressed the rear washers are turned on, the switch has a momentary contact in the washer position and will continue to spray as long as the switch is being pressed and will stop when it is released. When the wiper portion of the rear wiper/washer switch is closed, B+ is applied to the REAR/WSW relay indicating rear washer operation is requested. With B+ applied to the relay coil, the relay is energized and B+ is supplied to the washer pump.
RENDER: 1.0x
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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.