GM Genuine Parts 15-8788 blower motor resistor enabling multiple fan speeds for GM vehicles
GM Genuine Parts 15-8788 blower motor resistor enabling multiple fan speeds for GM vehicles

GM Genuine Parts 15-8788 (15039098) Heating and Air Conditioning Blower Motor Resistor – OE Replacement

GM Genuine Parts 15-8788 Blower Motor Resistor for GM Vehicles When your vehicle’s HVAC blower speed becomes...
Vendor: GM GENUINE PARTS
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GM Genuine Parts 15-8788 blower motor resistor enabling multiple fan speeds for GM vehicles

GM Genuine Parts 15-8788 (15039098) Heating and Air Conditioning Blower Motor Resistor – OE Replacement

£33.43
GM Genuine Parts 15-8788 blower motor resistor enabling multiple fan speeds for GM vehicles

GM Genuine Parts 15-8788 (15039098) Heating and Air Conditioning Blower Motor Resistor – OE Replacement

£33.43
Description
Description
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GM Genuine Parts 15-8788 Blower Motor Resistor for GM Vehicles

When your vehicle’s HVAC blower speed becomes inconsistent or stalls, a failed blower motor resistor is often the culprit. The GM Genuine Parts 15-8788 is designed to restore range and control by modulating voltage to the blower motor, enabling the different fan speeds you rely on daily. This part follows the same engineering intent as the components installed during production, delivering a true OE experience without guessing games about compatibility.

What it does

  • Restores blower speed control when the resistor has failed
  • Provides multiple fan speeds through stepped voltage delivery to the blower motor
  • Designed to work with GM HVAC systems and maintain original performance characteristics

Inside the HVAC system, this resistor works behind the scenes to manage airflow by adjusting the electrical load to the blower. A properly functioning resistor helps maintain steady climate control across various settings, avoiding abrupt changes in airflow that can occur with a degraded component.

Why GM Genuine Parts

  • GM-recommended replacement part for your GM vehicle’s original factory component
  • Manufactured to GM OE specification for fit, form, and function
  • Quality, reliability, and durability expected of GM OE components

GM Genuine Parts carry the assurance of the General Motors name. They are designed, engineered, and tested to meet the same standards as components installed during production. Some GM Genuine Parts may have previously appeared as ACDelco GM Original Equipment OE, reflecting a lineage of OE-grade quality and compatibility.

Practical considerations and benefits

  • Designed for seamless installation in GM vehicles without aftermarket fit issues
  • Backed by GM for confidence in long-term reliability and compatibility

As with any maintenance part, results can vary by vehicle condition and usage. This resistor is positioned as a reliable, genuine OE option for GM owners seeking authentic GM components rather than aftermarket substitutes. By restoring proper speed control, it can help maintain comfortable cabin climate without requiring additional diagnostics for the HVAC system.

FAQ

Q: What is GM Genuine Parts 15-8788 used for?

A: It restores multiple blower speeds by regulating voltage to the blower motor when the resistor fails, following GM’s OE replacement guidance.

Q: Is this part a true OE replacement?

A: Yes, it is manufactured to GM OE specifications for fit, form, and function and backed by General Motors.

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