Introduction
The 1999-2004 Jeep Grand Cherokee has a common failure where the blower fan wire adapter overheats and melts. Use this guide to fix and repair this connector and get your AC and Heater working again!
What you need
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Place the vehicle in park, activate the parking brake, and leave the car running.
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The blower motor is located under the dash on the passenger side of the vehicle.
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There are a few wires hanging below the passenger side dash.
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The blower motor adapter is a bundle of three wires located on the left side.
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While the car is on push and pull gently on the wire connection.
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If the fan turns on you have identified the problem and we will fix it.
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Turn off the car.
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There are two screws holding the adapter in place. Using a philips screw driver, remove both screws and the adapter will come down.
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The connection between the three wires and the adapter box is the location of where the fault typically occurs.
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Observe the damage and decide if electrical tape will be enough to hold the wires in place.
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