HomeHVAC > Motors, Core, Case and Related ComponentsFour Seasons 75866 HVAC Blower Motor
Part #: 75866

Four Seasons 75866 HVAC Blower Motor

Blower Motor
⚙️ 15 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
📦Blower Motor
🚗Fitment: Hummer, Saturn, and Pontiac, H3, H3T, Sky, and Solstice
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Overview of Four Seasons Blower Motor 75866

The Four Seasons Blower Motor 75866 is designed to restore proper airflow in your vehicle's HVAC system. Engineered for compatibility with select Hummer, Pontiac, and Saturn models, this blower motor assembly ensures reliable operation and efficient climate control.

  • 12-volt metal motor with vented design for heat dissipation
  • Single shaft style with a 2.000-inch shaft length
  • Includes cage wheel with a diameter of 6.250 inches and height of 2.750 inches
  • Counterclockwise (CCW) rotation for precise fitment
  • OE mount type with lead wire terminal and female connector
  • Motor dimensions: 3.250-inch diameter and 3.8125-inch length
  • Two terminals with one connector for straightforward installation
  • New blower motor assembly, direct OE replacement

Four Seasons Blower Motor Product Line Details

The Four Seasons Blower Motor product line focuses on delivering HVAC blower motors that meet original equipment specifications. This line emphasizes durability and fitment accuracy, providing new blower motor assemblies that replace worn or faulty units. The 75866 model is part of this line, offering a vented metal motor with an integrated cage wheel to maintain consistent airflow in your vehicle's heating and cooling system.

Technical Description and Compatibility

This HVAC blower motor assembly features a 12-volt metal motor with a vented housing to prevent overheating during operation. The single shaft design includes a 2.000-inch shaft length and a cage wheel measuring 6.250 inches in diameter and 2.750 inches in height, ensuring efficient air movement. The motor rotates counterclockwise (CCW) and mounts using the original equipment (OE) mount type, facilitating a direct replacement without modification. The lead wire terminal type and female connector with two terminals simplify electrical connections. This blower motor is compatible with Hummer H3 and H3T, Pontiac Sky, and Saturn Solstice models, making it a suitable choice for these vehicles.

Common Applications and Problem Resolution

  • Restores HVAC airflow in Hummer H3, H3T, Pontiac Sky, and Saturn Solstice
  • Replaces blower motors that fail to operate or produce weak airflow
  • Solves issues related to overheating or motor noise due to worn components
  • Addresses inconsistent cabin temperature caused by faulty blower motors
  • Eliminates electrical connection problems with reliable lead wire terminals

Installation Notes and Tips

  • Ensure vehicle compatibility with Hummer H3, H3T, Pontiac Sky, or Saturn Solstice before installation
  • Disconnect the battery prior to removal of the old blower motor to prevent electrical hazards
  • Verify the counterclockwise rotation and shaft length match the original motor
  • Handle the cage wheel carefully to avoid damage during installation
  • Confirm secure connection of the female lead wire terminals for proper operation

Quality Assurance and Warranty

The Four Seasons Blower Motor 75866 is a new, direct OE replacement part manufactured to meet original equipment standards. Constructed with durable metal materials and designed for vented operation, this blower motor assembly undergoes quality checks to ensure reliable performance. While specific warranty details are not provided here, Four Seasons products typically come with manufacturer-backed warranties to support product reliability and customer confidence.

BrandFour Seasons
Part Number75866
PositionBlower Motor
Cage Wheel Includedw/ Wheel
Connector GenderFemale
Connector Qty1
DescriptionBlower Motor Assy /SingleShaft
Flanged EndNo
MaterialMetal
Motor Diameter3.250
Motor Length3.8125
Mount TypeOE Mount
New or RemanNew
Number of Terminals2
O.E. Replacement?Yes
RotationCCW
Shaft Length2.000
StyleSingle Shaft
Terminal TypeLead Wire
TypeBlower Motors
VentedVented
Voltage12
Wheel Dia. IN6.250
Wheel Height IN2.750

This part fits 15 vehicles. Search below:

YearMakeModelPositionNotes
2010HummerH3N/ACompatible with supplied wheel.; Blower Motor
2010HummerH3TN/ACompatible with supplied wheel.; Blower Motor
2010SaturnSkyN/ACompatible with supplied wheel.; Blower Motor
2009HummerH3N/ACompatible with supplied wheel.; Blower Motor
2009HummerH3TN/ACompatible with supplied wheel.; Blower Motor
2009PontiacSolsticeN/ACompatible with supplied wheel.; Blower Motor
2009SaturnSkyN/ACompatible with supplied wheel.; Blower Motor
2008HummerH3N/ACompatible with supplied wheel.; Blower Motor
2008PontiacSolsticeN/ACompatible with supplied wheel.; Blower Motor
2008SaturnSkyN/ACompatible with supplied wheel.; Blower Motor
2007HummerH3N/ACompatible with supplied wheel.; Blower Motor
2007PontiacSolsticeN/ACompatible with supplied wheel.; Blower Motor
2007SaturnSkyN/ACompatible with supplied wheel.; Blower Motor
2006HummerH3N/ACompatible with supplied wheel.; Blower Motor
2006PontiacSolsticeN/ACompatible with supplied wheel.; Blower Motor

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

1039709715805782194062311781655261970024575866M10576PM9391

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.