Ranger 4WD V6-3.0L VIN U (1997)
Blower Motor: Service and Repair
Heating and Defrosting
Blower Case Assembly
REMOVAL
1. Disconnect battery ground cable.
2. In the engine compartment, remove the electrical connector from the blower motor by pushing on the connector tab while pulling the connector off
the blower motor. Remove the connector from the heater blower motor switch resistor.
3. Disconnect the vacuum line from A/C vacuum reservoir tank and bracket.
4. Remove four nuts which attach the heater case to the dash panel.
5. Remove speed control module and windshield/washer bottle.
6. Pull heater case away from the dash panel and remove it from the vehicle.
INSTALLATION
1. For installation, follow removal steps in reverse order.
2. Check system for proper operation.
NOTE: When the battery has been disconnected and reconnected, some abnormal drive symptoms may occur while the Powertrain Control Module
(PCM) relearns its adaptive strategy. The vehicle may need to be driven 16km (10 miles) or more to relearn the strategy.
Blower Motor
REMOVAL
1. Disconnect the battery ground cable.
2. Remove the speed control module and windshield/washer bottle.
3. Disconnect the wire harness connector from blower motor by pushing down on the connector tabs and pulling the connector off the blower motor.
4. Disconnect the blower motor housing tube at the blower motor.
5. Remove three screws attaching the blower motor to the A/C blower housing.
6. Holding blower motor housing tube aside, pull the blower motor from the heater plenum chamber case and remove it from the vehicle.
7. Remove the blower wheel hub pushnut and, if applicable, the clamp from the shaft. Then, pull the blower motor wheel from the shaft.
INSTALLATION
1. For installation, follow removal steps in reverse order.
2. Check system for proper operation.
Blower Motor Thermal Limiter
