Universal Air SW11438C HVAC Blower Motor Resistor

Reliable HVAC Blower Motor Resistor for Buick, Oldsmobile, Pontiac

The Universal Air Blower Resistor SW11438C is designed to restore proper blower motor function in select Buick, Oldsmobile, and Pontiac vehicles. This HVAC blower motor resistor ensures consistent fan speed control for models including the Buick LeSabre and Park Avenue, Oldsmobile 88 and 98, and Pontiac Bonneville and LSS.

• Compatible with Buick 88, 98, LeSabre, Park Avenue
• Fits Oldsmobile 88 and 98 models
• Designed for Pontiac Bonneville and LSS
• Part number SW11438C for precise identification
• Part of the Universal Air Blower Resistor product line

About the Universal Air Blower Resistor Product Line

The Blower Resistor line from Universal Air focuses on providing reliable HVAC blower motor resistors that meet OEM specifications. These resistors regulate the electrical current to the blower motor, enabling multiple fan speeds and maintaining climate control system performance. The SW11438C is engineered to deliver consistent resistance values for proper blower operation in compatible GM vehicles.

Product Description and Function

The SW11438C blower motor resistor controls the voltage supplied to the HVAC blower motor, allowing the fan to operate at different speeds. Over time, resistors can fail due to heat and electrical stress, causing blower motors to run only at high speed or not at all. This replacement resistor restores full fan speed functionality, ensuring effective heating and cooling inside the vehicle cabin.

Common Issues Resolved by This Blower Motor Resistor

• Blower fan stuck on one speed or only high speed
• Intermittent blower motor operation
• No airflow from HVAC vents despite blower motor running
• Inconsistent fan speed control in Buick, Oldsmobile, or Pontiac models
• HVAC blower motor resistor failure symptoms

Installation Notes and Tips

Installation of the SW11438C blower motor resistor typically requires access to the HVAC housing under the dashboard or glove box area. Disconnect the vehicle battery before beginning to avoid electrical shorts. Remove the faulty resistor and replace it with the new unit, ensuring secure electrical connections. Verify blower motor operation at all fan speeds after installation.

Quality Assurance and Warranty

Universal Air manufactures the SW11438C blower motor resistor to meet or exceed OEM standards for durability and performance. While specific warranty details are not provided, Universal Air products generally undergo quality control testing to ensure reliable operation in compatible Buick, Oldsmobile, and Pontiac vehicles.