FOUR SEASONS 73633 Hvac Air Door Actuator 096361236042

( Brand: Four Seasons ), ( Manufacturer Part Number: 73633 ), ( Part Type: Hvac Actuator Door ), ( Product Type: A/c Heating ), ( UPC: 096361236042 ), ( Fitment Type: Vehicle Specific ), ( Compatible Make S : Nissan, Infiniti ), ( Compatible Model S : Altima, Maxima, Titan, Titan, Pathfinder, Murano, Titan Xd ), ( Product Subtype: Heater Control Valves ), ( Product Details: Hvac Mode Door Actuator ), ( Department: Replacement )

Review FOUR SEASONS Nissan Hvac Air Door Actuator fits ALTIMA 2013–2018

The **Seasons 73633 HVAC Air Door Actuator** is a high-quality, direct-replacement component meticulously engineered to restore optimal functionality to the climate control system of Nissan Altima models produced between 2013 and 2018. Designed with precision and built to exacting standards, this actuator serves as the critical link between the vehicle s HVAC control panel and the internal air distribution system, ensuring seamless operation of the blower motor, temperature settings, and airflow direction controls. Crafted from durable, corrosion-resistant materials, this actuator is engineered to withstand the rigors of daily driving, providing reliable performance even in demanding environments. Its robust construction minimizes wear and tear, reducing the likelihood of premature failure and extending the lifespan of the entire HVAC assembly. The actuator features a smooth, low-friction mechanism that guarantees quiet operation, eliminating the annoying rattles or grinding noises often associated with worn-out or low-quality replacements. Whether addressing issues like inconsistent airflow, erratic temperature fluctuations, or complete HVAC system failure, this actuator delivers a seamless fit and effortless integration with the existing wiring and mounting brackets, ensuring a hassle-free installation process. Backed by rigorous quality testing, the Seasons 73633 HVAC Air Door Actuator is a dependable solution for restoring comfort and efficiency to your Nissan Altima s climate control system, helping you maintain a pleasant and controlled cabin environment year-round.

### **Pros and Cons of buying a Season 73633 HVAC Air Door Actuator for a 2013 2018 Nissan Altima**

1. **Direct Fitment** This part is specifically designed for the 2013 2018 Nissan Altima, ensuring compatibility without modifications. It should align perfectly with the vehicle s HVAC system, reducing the risk of installation issues.

2. **Reliability** Season is a reputable aftermarket supplier known for producing high-quality automotive parts. Their actuators are often built to last, reducing the likelihood of premature failure compared to cheaper, no-name alternatives.

3. **Cost-Effective Alternative** Purchasing this part new from Season is typically more affordable than buying an OEM (original equipment manufacturer) replacement from Nissan. It provides a balance between quality and price.

4. **Ease of Installation** The actuator is a straightforward component, and many owners or mechanics can replace it with basic tools. Season parts usually come with clear instructions, making the process smoother than dealing with a faulty OEM part.

5. **Warranty Coverage** Season parts often come with a warranty (usually 1 2 years), offering some protection against defects. This can be reassuring if the actuator fails shortly after installation.

6. **Prevents Further Damage** A failing HVAC door actuator can cause the door to stick, leading to uneven airflow, increased strain on the motor, or even damage to the blower system. Replacing it early can prevent more extensive (and costly) repairs.

7. **Improved HVAC Performance** A properly functioning actuator ensures smooth operation of the air distribution doors, allowing for better temperature control and airflow distribution throughout the cabin.

---

1. **Potential Quality Variations** While Season is generally reliable, there is a slight risk of receiving a defective unit, especially if purchased from a third-party seller (e.g., eBay, Amazon, or a less reputable online retailer). Always verify the seller s reputation and return policy.

2. **Mismatched Fitment (Rare Cases)** Though unlikely, some aftermarket parts may not align perfectly due to slight design differences between models or manufacturing tolerances. Double-checking the part number and vehicle specifics before purchase is essential.

3. **No OEM Durability Guarantee** While Season parts are durable, they may not match the longevity of an OEM actuator, which is designed for the vehicle s specific lifespan. However, this is usually negligible unless the part is extremely low-quality.

4. **Installation Challenges** If the actuator is seized or the surrounding components (e.g., wiring harness, mounting brackets) are damaged, replacement may require additional effort or part swaps. Some owners may need to clean or lubricate the actuator s housing for smooth operation post-installation.

5. **Limited Customization** Unlike some high-end aftermarket upgrades, this is a direct replacement with no additional features. If you re looking for enhanced functionality (e.g., remote control, smart features), this part won t provide those.

6. **Potential Counterfeit Parts** Buying from unverified sources increases the risk of receiving a counterfeit or substandard part. Always purchase from authorized Season dealers or trusted retailers to avoid this issue.

7. **No Free Labor Warranty** Some OEM parts come with free labor warranties at dealerships, but Season parts typically require you to pay for installation unless you re comfortable doing it yourself.

---

The **Season 73633 HVAC air door actuator** is a **strong, cost-effective choice** for replacing a failing actuator in a 2013 2018 Nissan Altima. It offers a reliable, direct-fit solution that balances affordability with quality, making it ideal for both DIY enthusiasts and mechanics. The risks primarily related to sourcing or minor fitment issues are minimal if you purchase from a reputable seller and verify compatibility.

For most owners, the **pros outweigh the cons**, especially if the actuator is the root cause of HVAC issues. However, if you re dealing with a complex problem (e.g., wiring issues, a stuck door mechanism), it may be worth diagnosing the full system before committing to a replacement.

---

- **Buy from an authorized Season dealer or a trusted online retailer** (e.g., RockAuto, Amazon with verified seller ratings) to ensure authenticity and quality.

- **Check for return policies** in case the part doesn t fit or fails immediately.

- **Consider purchasing a universal lubricant or HVAC cleaner** to ensure smooth operation after installation.

- **If unsure about installation**, consult a professional mechanic to avoid damaging other components.

- **Compare prices** across multiple sellers to get the best deal without compromising quality.

**Final Verdict:** **Proceed with confidence** this is a solid, well-supported aftermarket part that will resolve HVAC door actuator issues effectively for the 2013 2018 Nissan Altima.

Details:

Unmatched quality and exceptional dependability are hammered into every Four Seasons product. Being a dominant leader in highly efficient climate control products and superior remanufactured compressors, Four Seasons also provides wide array of replacement engine, transmission, steering electrical parts. Features: Molded plastic construction. Four Seasons also makes tough and reliable automotive tools you can count on for to get your job done right.

Quality contacts ensure proper conductivity. OE connectors. Specifications: Door Linkage: Arm. Backed by over 50 years of mobile A/C experience, fix it once and right with Four Seasons.

HVAC Air Door Actuator 73633 by Four Seasons. Terminal Pin Qty. Mounting Ear Qty.

part #: 73633 prices

• $73.40-$155.99

specifications nssnheatcontrol:

• for models: Altima
• for makes: Nissan
• for years: 2013-2018
• brand: Four Seasons
• mpn: 73633
• part type: Hvac Actuator Door
• product type: A/c Heating
• upc: 096361236042
• fitment type: Vehicle Specific
• compatible make s : Nissan, Infiniti
• compatible model s : Altima, Maxima, Titan, Titan, Pathfinder, Murano, Titan Xd
• product subtype: Heater Control Valves
• product details: Hvac Mode Door Actuator
• department: Replacement

general nssnheatcontrol:

• Car Truck Parts Accessories > Air Conditioning Heating > HVAC Controls Control Units
• condition: Used

payments nssnheatcontrol:

• wallet: Apple-pay
• other
• credit card: Mastercard

offer nssnheatcontrol:

• availability: In Stock
• quantity: 5
• started: March 14, 2026
• options: Ship-to-home
• sold: 0

returns nssnheatcontrol:

• policy: Returns Accepted
• time: 30 Days
• paid by: Seller

seller nssnheatcontrol:

• # reviews: 151429
• rating: 99.0%
• city: Miami, Florida

shipping nssnheatcontrol:

• carrier: FedEx
• cost: $20.20
• type: Calculated
• service: FedEx Ground / FedEx Home Delivery
• class: Standard
• transit: 5-8 Days

Four Seasons 73633 Is Similar To:

• 20134 Four Seasons Hvac Blower Motor Resistor Block For Nissan (36.6% similar) If you wish to purchase multiple items please. Hvac blower motor resistor block Four Seasons for nissan 1985 ITEM type hvac resistor part NUMBER20134COIL shape rectangle resistor block meets exceeds oem. Meets oem specifications number of TERMINALS5SPEEDFIXED 4TERMINAL pin qty. If you live ...(January 5th, 2019)
• 20139 Four Seasons Front Hvac Blower Motor Resistor Block For Mercury (42% similar) We combine shipping on the same item. If you live outside of the USA please research and verify it fits your vehicle before purchasing. Or for a quick response. 94 lbs x w H2. 4TERMINAL . If you wish to purchase multiple items please. Meets oem specifications number of TERMINALS4SPEEDFIXED 3TERMINAL...(December 23rd, 2018)
• 20454 Four Seasons Hvac Blower Motor Resistor Block For Infiniti Nissan (34.3% similar) Notes important part model trunking auto AC2004NISSANPATHFINDERLE sport utility 4-DOOR3...(February 19th, 2019)
• 20978 Four Seasons Binary Switch Fits Nissan Sentra 096361209787 (43.6% similar) ...(July 30th, 2018)
• 20987 Four Seasons Binary Switch Fits Nissan Maxima 096361209879 (45.1% similar) This part fits vehicles made in the following years 1989 , 1990 , 1991...(July 30th, 2018)
• 33288 Four Seasons For Nissan Receiver Drier 096361332881 (49.2% similar) Hardware not included specifications: inlet filter fitting thread diameter. With bracket length : 7 outlet fitting. Unmatched quality and exceptional dependability are hammered into every Four Seasons product. Four Seasons also makes tough and reliable automotive tools you can count on for to get ...(May 3rd, 2018)
• 33415 Four Seasons For Nissan Sentra Receiver Drier 096361334151 (51.1% similar) Notes: only work on us-built model's. Four Seasons also makes tough and reliable automotive tools you can count on for to get your job done right. Backed by over 50 years of mobile A/C experience, fix it once and right with Four Seasons. A/C receiver drier by Four Seasons. Unmatched quality and ...(May 3rd, 2018)
• 33593 Four Seasons For Nissan Maxima Receiver Drier 096361335936 (52.6% similar) Unmatched quality and exceptional dependability are hammered into every Four Seasons product. Backed by over 50 years of mobile A/C experience, fix it once and right with Four Seasons. A/C receiver drier by Four Seasons. Notes: only work on us-built model's. Four Seasons also makes tough and ...(August 17th, 2018)
• 33597 Four Seasons For Nissan Tsuru Receiver Drier 096361335974 (48.5% similar) Unmatched quality and exceptional dependability are hammered into every Four Seasons product. Backed by over 50 years of mobile A/C experience, fix it once and right with Four Seasons length : backed by over 50 years of mobile A/C experience, fix it once and right with Four Seasons. A/C receiver ...(June 21st, 2019)
• 33598 Four Seasons For Nissan Maxima Receiver Drier 096361335981 (52.6% similar) Four Seasons also makes tough and reliable automotive tools you can count on for to get your job done right. Backed by over 50 years of mobile A/C experience, fix it once and right with Four Seasons. Notes: only work on us-built model's. A/C receiver drier by Four Seasons length...(October 25th, 2018)
• 36173 Four Seasons Relay Fits Nissan Tsuru Quest 096361361737 (43.1% similar) This listing is for a single c compressor control relay. Four Seasons may have supplied the vehicle manufacturer with A/C compressor control relay. This part fits vehicles made in the following years 1985 , 1986 , 1987 , 1988 , 1989 , 1990 , 2004 , 2005 , 2006 . Be extra careful that you ...(March 24th, 2018)