How to Repair the Heater Control Resistor on a 2004 Trailblazer?

Answer A failure of the blower motor to operate is a common problem on the 2004 Chevy Trailblazer. The problem, most often, is found in the blower motor resistor or its wire connector. The resistor contro... Read More »

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How Do I Change a Trailblazer Blower Resistor?

The blower motor resistor is located close to the blower motor, near the blower motor actuator. When you operate the switch to change the speeds of the fan, the current flows through different spri... Read More »

How to Install a Blower Motor Resistor on a Chevy Trailblazer?

The Chevrolet Trailblazer's blower motor resistor is located under the glove box. It is held in place by two small screws that can be removed with a Philips screwdriver. Once removed, you can pull ... Read More »

How to Replace a Blower Resistor on a 2004 Chevy Tahoe?

The blower resistor for your 2004 Chevrolet Tahoe is a critical component for the heating, ventilation and air-conditioning system. The resistor works in conjunction with the fan speed selector swi... Read More »

How to Test a Heater's Blower Resistor?

In a car heater, the blower resistor controls the air that comes out from the blower. The blower resistor is an electrical connection to the blower motor that is usually located in the passenger si... Read More »