NISSAN 27510-4Y900 Manual Heater Climate Control A/c 2Y920

( Manufacturer Part Number: 27510-4Y900 ), ( Part Type: Control Manual Heater ), ( Manufacturer Warranty: 30 Days ), ( Fitment Type: Direct Replacement ), ( Color: Black ), ( Vin Required: No ), ( Features: Oem Manual Climate Control )

Review NISSAN Manual A/c Heater Climate Control Oem fits MAXIMA 2001–2003

The **Nissan 27510-4Y900 (2Y920) Heater and Air Conditioning Climate Control Module** for the **2001 2003 Nissan Maxima (with manual air conditioning)** is a precision-engineered component designed to regulate and optimize the vehicle s climate control system, ensuring passenger comfort in all driving conditions. This high-quality, factory-original or OEM-compatible module serves as the central hub for the manual HVAC controls, integrating the blower motor, temperature and fan speed selectors, and air distribution mechanisms into a seamless, user-friendly interface. Built with durable materials and calibrated for optimal performance, this climate control unit features a robust **rotary dial** for temperature adjustment, a **multi-position fan switch** to control airflow intensity, and a **defroster/ventilation toggle** to direct air precisely where it s needed whether for rapid cabin cooling, defrosting fogged windows, or circulating fresh air during a drive. The module is engineered to work seamlessly with the **2Y920 manual A/C compressor system**, allowing drivers to manually engage the air conditioning while maintaining full control over airflow direction, temperature, and fan speed through the dashboard controls. Ideal for both restoration projects and routine replacements, this part is designed to fit snugly within the Maxima s interior, ensuring a clean, professional finish with minimal installation effort. Whether restoring a classic Maxima to its original specifications or upgrading an existing system, this climate control module guarantees reliable operation, consistent airflow, and the ability to maintain a comfortable cabin environment year-round.

### **Pros and Cons of Buying a 2001-2003 Nissan Maxima (27510/4Y900) with Manual A/C and Heater/Climate Control (2Y920 ECU)**

#### **Pros**

1. **Reliability and Durability**

- The 2001-2003 Nissan Maxima is known for its robust V6 engine (3.0L VQ30DE), which is generally reliable if maintained properly. Many examples last well beyond 200,000 miles with basic upkeep.

- The manual transmission (if equipped) is smooth and durable, though less common in this generation compared to automatic models.

2. **Comfortable and Spacious Interior**

- The Maxima offers a roomy cabin with good rear legroom, making it comfortable for passengers and cargo.

- The manual climate control (2Y920 ECU) is functional, though less precise than modern automatic systems. It provides adequate heating and cooling for daily driving.

3. **Good Resale Value for a Used Car**

- Compared to some Japanese sedans of the era, the Maxima holds its value reasonably well, especially if well-documented.

- The VQ30DE engine is sought after for its longevity, which can make parts and labor costs more accessible.

4. **Manual A/C as a Cost-Saving Feature**

- Manual A/C systems are simpler and cheaper to repair than automatic climate control, reducing long-term maintenance costs.

- If you prefer hands-on control over temperature and fan speed, this can be a plus.

5. **Available Parts and Community Support**

- The VQ30DE engine has a large aftermarket support, with common issues (like oil leaks or timing chain wear) well-documented.

- Nissan dealerships and independent mechanics are familiar with this model, making repairs easier to source.

6. **Driving Dynamics**

- The Maxima s front-wheel-drive layout and manual transmission (if present) provide a more engaging driving experience compared to automatic-only models.

- The suspension is tuned for comfort rather than sportiness, making it a smooth daily driver.

---

#### **Cons**

1. **Manual Climate Control Limitations**

- The 2Y920 ECU s manual climate control lacks the precision of modern automatic systems. Adjusting temperature and fan speed requires manual intervention, which can be inconvenient in extreme weather.

- No defrost settings or automatic fan adjustments, which can be frustrating in heavy rain or cold starts.

2. **Potential Engine and Transmission Issues**

- **Oil Leaks:** The VQ30DE is prone to oil leaks from the valve cover gasket, rear main seal, and oil filter housing gasket. Regular oil changes and inspections are critical.

- **Timing Chain Wear:** Later models (especially post-2002) may develop timing chain stretch or noise, which can lead to costly repairs if ignored.

- **Manual Transmission Wear:** If the manual transmission is equipped, it may develop rough shifting or synchro issues over time, requiring attention.

3. **Electrical and Infotainment Limitations**

- The infotainment system is basic (AM/FM radio with CD player), with no Bluetooth, USB, or modern connectivity features.

- Electrical gremlins (e.g., intermittent power windows, dashboard lights) are common in older Nissans and can be frustrating to diagnose.

4. **Fuel Economy and Modern Standards**

- The VQ30DE is not fuel-efficient by today s standards, averaging around **16-18 MPG city / 24-26 MPG highway**. Higher fuel costs may be a concern.

- Emissions and safety standards are outdated compared to modern vehicles, though the Maxima was well-rated for its time.

5. **Maintenance and Repair Costs**

- While parts are available, labor costs can add up, especially for engine or transmission work. Independent mechanics may charge more than dealerships.

- Rust can be an issue in snowy or salted regions, particularly on the undercarriage and wheel wells.

6. **Comfort and Modern Amenities Missing**

- No power-adjustable seats, heated seats, or advanced driver aids (like stability control or backup cameras).

- The interior materials are basic, with less premium feel compared to modern sedans.

---

### **Ending Conclusion**

The **2001-2003 Nissan Maxima (27510/4Y900) with manual A/C and heater/climate control (2Y920 ECU)** is a **solid, reliable choice for a used car** if you prioritize durability, simplicity, and a comfortable ride. It excels as a **no-frills, long-lasting daily driver** for someone who doesn t need advanced climate control or modern tech. However, it comes with **limitations in convenience, fuel efficiency, and maintenance costs** compared to newer vehicles.

- **Budget-conscious buyers** who can afford basic maintenance.

- **Drivers who prefer manual controls** and don t mind adjusting the climate system themselves.

- **Those who prioritize reliability over luxury** and are okay with an older infotainment system.

- **Owners in mild climates** where manual A/C is sufficient.

- **Those seeking modern comforts** (automatic climate control, power seats, connectivity).

- **Drivers in harsh climates** who need reliable A/C or heating without manual adjustments.

- **People who dislike manual transmissions** (if equipped) or are uncomfortable with basic mechanical maintenance.

---

### **Recommendation**

If you find a **well-maintained 2001-2003 Maxima with a clean service history**, particularly one with **no oil leaks, no timing chain noise, and a smooth transmission**, it can be a **great value**. Focus on:

- **Test-driving the A/C and heater** to ensure they function properly in all settings.

- **Checking for oil leaks** (valve cover, rear main seal) and addressing them immediately.

- **Verifying transmission smoothness** (especially if manual) and suspension condition.

- **Budgeting for potential future repairs**, such as timing chain or suspension work.

**Final Verdict:** **Buy if you want a reliable, no-nonsense sedan with low running costs and manual controls.** Avoid if you need modern convenience, advanced climate control, or plan to drive it heavily without maintenance. For the best experience, pair this purchase with a **pre-purchase inspection** to catch any hidden issues.

Details:

Free shipping included. Message me BEFORE PURCHASING for options. Removed from a 2001 Nissan Maxima in good working condition. I drop packages off daily.

No burnt electrical connections. Minor wear on the unit. Light bulbs tested good. I have access to thousands of cars, trucks, and Suva would be happy help however can.

Pro tip: Before purchasing, be sure the part you re replacing is actual cause of issue. 2001 2003 NISSAN MAXIMA MANUAL A/C HEATER CLIMATE CONTROL 27510 4Y900 OEM. If you re looking for a different part, feel free to reach out. The unit is clean and ready to install.

Please review all photos and verify compatibility before purchasing. Need expedited shipping.

part #: 275104y900 prices

• $101.45-$174.00

specifications nssnheatcontrol:

• for models: Maxima
• for makes: Nissan
• for years: 2001-2003
• mpn: 27510-4y900
• part type: Control Manual Heater
• manufacturer warranty: 30 Days
• fitment type: Direct Replacement
• color: Black
• vin required: No
• features: Oem Manual Climate Control

offer nssnheatcontrol:

• quantity: 1
• sold: 0
• best offers: True
• options: Ship-to-home
• started: April 4, 2026
• availability: In Stock

general nssnheatcontrol:

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

payments nssnheatcontrol:

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

returns nssnheatcontrol:

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

seller nssnheatcontrol:

• # reviews: 1937
• city: Nampa, Idaho
• rating: 99.9%

shipping nssnheatcontrol:

• type: Fixed
• carrier: USPS
• class: Standard
• cost: $0.00
• transit: 5-10 Days
• service: USPS Ground Advantage

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