HomeHVAC > Motors, Core, Case and Related ComponentsFour Seasons 75090 HVAC Blower Motor
Part #: 75090

Four Seasons 75090 HVAC Blower Motor

Blower Motor
10 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$62.02Free Shipping
Free ShippingNo Cost to Continental U.S.
Free Returns*Wrong fit? No cost
60-Day ReturnsMoney back guarantee
*Free return shipping only qualifies if our fitment verification tool is used.
In Stock · Ready To Ship Most orders ship same-day if ordered before 1pm CST.
OE Direct Replacement — Bolt-on fit, no modifications needed
Blower Motor
Fitment: Buick and Oldsmobile, Riviera and Aurora
Easy Returns — Return within 60 days for a full refund
Fast Shipping — Most orders ship same business day before 1pm CST

Overview of Four Seasons Blower Motor 75090

The Four Seasons Blower Motor 75090 is designed specifically for select Buick and Oldsmobile models, including the Aurora and Riviera. This HVAC blower motor assembly features a flanged end and is engineered to provide reliable airflow within your vehicle's heating and cooling system.

  • 12-volt operation suitable for automotive HVAC systems
  • Two spade connector terminals with female connector gender
  • Flanged end design for OE mount compatibility
  • Counterclockwise (CCW) rotation for proper airflow direction
  • Vented motor housing to enhance cooling and durability
  • Includes cage wheel with a diameter of 6.25 inches
  • Constructed with durable plastic materials
  • New, direct OE replacement part

Detailed Product Description

This Four Seasons Blower Motor 75090 is a new HVAC blower motor assembly designed to meet original equipment specifications. It features a flanged mounting style that ensures a secure OE mount fit in Buick Aurora and Oldsmobile Riviera models. The motor operates at 12 volts and includes two spade terminals with a female connector, facilitating straightforward electrical connections. Its vented design helps maintain optimal motor temperature during operation, while the included cage wheel with a 6.25-inch diameter ensures efficient air movement through the HVAC system. The motor rotates counterclockwise (CCW), matching the original equipment rotation for proper system performance.

About the Four Seasons Blower Motor Product Line

The Four Seasons Blower Motor product line focuses on delivering reliable HVAC blower motors that meet or exceed OEM standards. This line includes motors designed with OE mounting styles and connector types to simplify installation and ensure compatibility. The 75090 model exemplifies this approach by providing a direct replacement blower motor assembly for specific Buick and Oldsmobile vehicles, maintaining system integrity and airflow efficiency.

Common Applications and Issues Addressed

  • Restores proper airflow in HVAC systems of Buick Aurora and Oldsmobile Riviera
  • Replaces faulty or worn blower motors causing weak or no air circulation
  • Eliminates unusual noises or vibrations from the blower motor assembly
  • Resolves intermittent blower operation due to electrical connection issues
  • Improves heating and cooling performance by ensuring consistent motor rotation

Installation Notes and Tips

  • Verify vehicle compatibility with Buick Aurora and Oldsmobile Riviera models before installation
  • Ensure the 12-volt electrical system is disconnected prior to replacing the blower motor
  • Confirm the two spade connector terminals match the vehicle’s wiring harness
  • Handle the plastic motor housing carefully to avoid damage during installation
  • Check that the flanged end mounts securely to the HVAC housing for proper fit

Quality Assurance and Warranty

The Four Seasons Blower Motor 75090 is a new, direct OE replacement part manufactured to meet original equipment specifications. It is constructed with durable materials and designed for long-lasting performance in automotive HVAC systems. While specific warranty details may vary, Four Seasons products typically include a limited warranty against defects in materials and workmanship to provide confidence in product reliability.

BrandFour Seasons
Part Number75090
PositionBlower Motor
Cage Wheel Includedw/ Wheel
Connector GenderFemale
Connector Qty1
DescriptionBlower Motor Assy /Flanged
Flanged EndYes
MaterialPlastic
Mount TypeOE Mount
New or RemanNew
Number of Terminals2
O.E. Replacement?Yes
RotationCCW
StyleFlanged
Terminal Type2 Spade Connector
TypeBlower Motors
VentedVented
Voltage12
Wheel Dia. IN6.250

This part fits 10 vehicles. Search below:

YearMakeModelPositionNotes
1999BuickRivieraN/ACompatible with supplied wheel.; Blower Motor
1999OldsmobileAuroraN/ACompatible with supplied wheel.; Blower Motor
1998BuickRivieraN/ACompatible with supplied wheel.; Blower Motor
1998OldsmobileAuroraN/ACompatible with supplied wheel.; Blower Motor
1997BuickRivieraN/ACompatible with supplied wheel.; Blower Motor
1997OldsmobileAuroraN/ACompatible with supplied wheel.; Blower Motor
1996BuickRivieraN/ACompatible with supplied wheel.; Blower Motor
1996OldsmobileAuroraN/ACompatible with supplied wheel.; Blower Motor
1995BuickRivieraN/ACompatible with supplied wheel.; Blower Motor
1995OldsmobileAuroraN/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:

231199170015775090M79147

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