How to Remove the Blower Motor From Vehicles

by Contributing WriterUpdated June 12, 2017

The majority of time the blower motor resister fails before the blower. Check the motor electrical connector with the key on and the fan switch on. There should be power Vehicles one terminal of the blower motor electrical connector. If there is power, the motor is bad. If no power is found, check the electrical connector on the resister, which is just an inch to the left of the blower motor. If the resister has power, it has failed. If there is no power to the resister, the control panel or fuse is bad.

Under The Hood:

 How to Remove the Blower Motor From a 1997 Astro Van

Raise the hood and prop it open. Disconnect the cable from the negative terminal of the battery. If your Astro Van has an anti-theft audio system, disable it before disconnecting the battery.

Disconnect the overflow hose from the radiator filler neck to begin the removal of the windshield washer fluid and coolant overflow reservoirs. Detach the electrical connections and washer fluid hoses from the windshield washer pumps. Remove the reservoirs from the vehicle.

Remove the acoustic cover over the blower motor by removing the two securing screws. Cut the plastic between the clip lands on the acoustic cover. Remove the acoustic cover.

Detach the electrical connectors and cooling tube from the blower motor. Remove the mounting bolts securing the blower motor. Withdraw the blower motor from the HVAC unit and remove it from the vehicle. On some models, due to space limitations, you have to remove the fan from the blower motor before the motor can be removed from the vehicle; you can accomplish this with a socket and ratchet.

Items you will need

  • Screwdrivers

  • Wrenches

  • Socket

  • Ratchet

 How to Remove the Blower Motor in a 2005 Dodge Caravan

Remove the passenger side under dash cover using the 7mm nut driver to remove the screws.

Grab the carpet at the passenger side kick panel. Pull the carpet down about half way to the floor. This will make room for the blower motor to come out of the housing completely. If the carpet is left in place, the motor will come down, but the squirrel cage or fan only comes out a little over half way. The fan must be protected since the new motor does not come with a fan; the old fan must be transferred to the new motor.

Disconnect the electrical connector on the blower motor.

Remove the screws from the blower motor. Pull the rubber cooling hose out of the housing. Lower the fan motor and carefully angle it enough to withdraw it completely from the housing.

Items you will need

  • ¼-inch drive ratchet

  • Set of ¼-inch drive sockets

  • 7mm nut driver

 How to Remove a Blower Motor From a Ford E-150 Van

Install the memory saver per manufacturer’s instructions, disconnect the negative battery cable, then the positive one, and remove the battery from the van. Remove the battery tray using the ratchet, extension and socket.

Remove the three screws holding the accumulator and move it to the side. Take the small flat-head screwdriver and remove the electrical connection on the motor. Remove the aspirator tube and the four screws holding the blower motor. Remove the clip and pull the blower motor retaining plate off, and if you have air conditioning, rotate it so it’s easier to get past the accumulator.

Install the new blower motor, retainer plate and screws. Connect the harness connector until you hear a click, then the aspirator tube, and the clip.

Move the accumulator back into position and install the screws. Install the battery tray and torque the bolts to 21 foot-pounds. Connect the battery, positive side first, and remove battery memory saver.

Items you will need

  • Flat-head screwdriver

  • 3/8-drive ratchet

  • 3/8-drive metric socket set

  • 3/8-drive 3-inch extension

  • Battery memory saver

  • Torque wrench

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