Blower Motor Repair in Orange, CA

Proper cabin airflow depends on a healthy blower motor system. We test motors, resistors, control modules, relays, and wiring to restore all fan speeds and reliable operation.

Common Symptoms

• No airflow from vents on any speed
• Only high speed works (or only one speed works)
• Squealing or grinding noises from the dash
• Intermittent airflow that cuts in and out
• Burning smell from HVAC area

Our Diagnostic Process

• Motor Current & Speed Tests: Confirms load and function
• Resistor/Module Checks: Electronic speed control testing
• Relay & Switch Validation: Verifies command signals
• Wiring Inspection: Finds overheated connectors and opens

Services We Provide

• Blower motor replacement
• Resistor or control module repair
• Relay, switch, and harness service
• Connector and ground restoration

Schedule Service

Breathe easy again. Book professional blower motor repair with Joseph Harrington Automotive.

Request an appointment