Jeep Grand Cherokee WK Windshield Wiper Motor Replacement Cost

The average cost for a Jeep Grand Cherokee WK Windshield Wiper Motor Replacement is between $534 and $585.

Labor costs are estimated between $110 and $161 while parts are typically priced around $424.
This range does not include taxes and fees, and does not factor in your unique location. Related repairs may also be needed.

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Windshield Wiper Motor Replacement

What is a wiper motor?

When the windshield wipers are activated, the windshield wiper motor must turn to move a rod back and forth very quickly to move the windshield wipers across the windshield

How does the wiper motor work?

When the windshield wipers are activated, the switch sends a signal through the fuse, and possibly a relay, and power reaches the windshield wiper motors from one of two paths. When it reaches the windshield wiper motor, the motor will being moving a rod back and forth as quickly as the driver has selected. The rod is attached to the windshield wiper arms, and forces the arms to move in unison with the driven rod. When the rod pushes the arms across the windshield, the wiper blades remove moisture and contaminants from the glass.

Common symptoms of a failing wiper motor include wiper arms that stop in the middle of the windshield when turned off and wipers that operate intermittently or not at all.

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Jeep Windshield Wiper Motor Replacement Cost Estimates

The average cost for a Windshield Wiper Motor Replacement is between $534 and $585 but can vary from car to car.

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Windshield Wiper Motor Replacement

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What is a wiper motor?

When the windshield wipers are activated, the windshield wiper motor must turn to move a rod back and forth very quickly to move the windshield wipers across the windshield

How does the wiper motor work?

Common symptoms of a failing wiper motor include wiper arms that stop in the middle of the windshield when turned off and wipers that operate intermittently or not at all.

What are the symptoms related to a bad wiper motor?

A failed windshield wiper motor will do one of two things in the event of failure. First, it can intermittently work, meaning when the wiper switch is turned on, the windshield wipers may activate, and run for a random amount of time. This may happen at random, or change with a bump. Lastly, the windshield wipers could show no signs of activity, indicating motor failure.

Can I drive with a wiper motor problem?

Driving without windshield cleaning components is not typically considered unsafe, but there will be no system to properly clean your field of vision if the need arises. If the windshield cleaning system is heavily relied upon in your location, consider repairing the system sooner than later.

How often do wiper motors need to be replaced?

This is not a frequently failing component. The majority of vehicles with windshield wiper motor failure are much older. The frequency of use is an important factor, but most often they have very low expectation of failure, just as they have very low expectation of long periods of extended use.

How are wiper motor issues diagnosed?

Windshield wiper motors are diagnosed by a guided process of elimination, from most likely, to least likely. The fuses are checked first, then the power at the windshield wiper switch, then power coming from the switch, to the wiper motor. If there is electrical power going to the windshield wiper switch, but the switch will not send power to the windshield wiper motor, the switch or wiring must be replaced. If the switch sends power, but the windshield wiper motor will not run, power at the windshield wiper motor would be checked. If electrical power reached the windshield wiper motor, but the motor did not run, it would be bench-tested, and confirmed failed.

How is a wiper motor replaced?

To replace the windshield wiper motor, access to the front cowl/rain gutter is necessary, which means the technician will have to remove the windshield wiper arms, plastic covers, and any lower that converge with the windshield seal. Once access is gained, the servicing technician will being disconnecting the windshield wiper motor from the windshield wiper are linkages/rods. The windshield wiper motor is able to lift out once disconnected. Installation is the reverse of removal, and the wiper arms, and wiper blades should be inspected for condition, and function.

During replacement, a quality shop will inspect, lubricate, and torque all of the components of the wiper linkage. Adjustment of the wiper arms and replacement of the wiper blades may also be necessary.

The wiper control switch, wiper control unit, wiring, or broken linkage components can all behave like a failed wiper motor. Failure to properly inspect these items during the diagnosis may lead to the unnecessary replacement of the wiper motor.