CADILLAC 674-00284B Radiator Fan Motor Blade 4-151 6000

( Part Type: Fan Radiator Motor Blade ), ( Conditions Options: Motor Only, R. ), ( Genuine Oem: Yes ), ( Ipn: 674-00284b )

Review CADILLAC Radiator Fan Motor Only Blade 6000 fits DEVILLE 1982–1989

The **Cadillac 674-00284B Radiator Fan Motor with 4-151 Blade (82-85, 6000 Series)** is a high-performance cooling component meticulously engineered to maintain optimal engine temperature in select Cadillac models from the early 1980s, specifically the 6000 Series sedans and coupes produced between 1982 and 1985. This fan motor assembly combines durability with precision engineering, featuring a robust **electric fan motor** designed to deliver consistent airflow to the radiator, preventing overheating and ensuring reliable operation under varying driving conditions. The motor itself is built with a **high-quality, corrosion-resistant housing** and a **sealed bearing system**, which minimizes friction and extends the lifespan of the component, even in demanding environments. Compatible with the **4-151 blade assembly**, this fan motor integrates seamlessly with the vehicle s cooling system, providing both efficiency and reliability.

The **4-151 blade** is a carefully crafted, aerodynamic design optimized for maximum airflow while reducing noise and vibration. Constructed from durable materials, these blades are designed to withstand prolonged exposure to heat and moisture, ensuring long-term performance without warping or degradation. The blade assembly is securely mounted to the motor shaft via a **balanced mounting system**, which helps maintain smooth operation and prevents excessive strain on the motor over time. Together, the motor and blade assembly form a cohesive unit that not only enhances cooling efficiency but also contributes to the overall quietness and stability of the vehicle s operation.

This radiator fan motor is a **direct-fit replacement**, meaning it is designed to drop right into place without the need for extensive modifications or additional adapters, making installation straightforward for both professional mechanics and DIY enthusiasts. Its compatibility with the **1982-1985 Cadillac 6000 Series** ensures that it will function flawlessly with the vehicle s existing cooling system components, including the radiator, hoses, and thermostat. Whether used in a classic restoration project or as a preventive maintenance upgrade, this fan motor and blade assembly provides the reliability needed to keep an older Cadillac running smoothly, even in hot climates or high-performance driving scenarios. With its robust construction and precise engineering, this component is an essential investment for maintaining the health and longevity of your vehicle s cooling system.

### **Pros and Cons of buying a Cadillac 674-00284B Radiator Fan Motor (4-151 Blade, 82-85, 6000 Series)**

1. **Direct Fitment** This part is specifically designed for Cadillac vehicles from model years 1982 to 1985, particularly the 6000 series (e.g., Cadillac Fleetwood, Seville, Brougham). It ensures compatibility without modifications, reducing installation hassle.

2. **Reliability** Cadillac s older models, while durable, were known for occasional electrical or mechanical failures in cooling systems. A genuine or high-quality aftermarket fan motor can restore proper cooling performance, preventing overheating and engine damage.

3. **Improved Cooling Efficiency** A faulty fan motor can lead to poor airflow, causing the engine to overheat. Replacing it with a functional unit ensures optimal cooling, especially in stop-and-go traffic or high-temperature conditions.

4. **Prevents Further Damage** Ignoring a failing fan motor can lead to more expensive repairs, such as warped cylinder heads, blown head gaskets, or even engine failure. Addressing the issue early mitigates long-term costs.

5. **Easy Installation** The 4-151 blade design is a standard configuration for these vehicles, meaning it should fit without requiring customization. Many mechanics and DIYers can replace it with basic tools.

6. **Availability of Genuine vs. Aftermarket Options** While genuine OEM parts (from Cadillac or GM) are reliable, high-quality aftermarket alternatives (e.g., from ACDelco, Moroso, or Universal) often provide comparable performance at a lower cost.

7. **Long-Term Cost Savings** A well-functioning cooling system extends the lifespan of the engine and other components, reducing the likelihood of costly repairs down the line.

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1. **Cost** Even aftermarket parts can be pricey, especially if purchasing from a reputable brand. Genuine OEM parts may cost more but come with warranty coverage. Expect to pay between **$80 $200** for the motor alone, plus labor if professional installation is required.

2. **Potential Counterfeit Parts** Some aftermarket parts, particularly from lesser-known sellers, may be counterfeit or of inferior quality. Buying from trusted suppliers (e.g., RockAuto, Amazon, or local auto parts stores with return policies) helps avoid this risk.

3. **Electrical Issues** If the fan motor s wiring harness or relay is damaged, replacing just the motor may not solve the problem. Diagnosing and fixing electrical faults (e.g., blown fuses, corroded connections) could add to the repair cost.

4. **Labor Time** While the replacement is straightforward, it requires removing the radiator, disconnecting wiring, and ensuring proper alignment. For those without mechanical experience, professional installation may be necessary, adding to the total expense.

5. **Compatibility Concerns** Ensure the part number (674-00284B) matches your exact vehicle model and year. Mixing up blade styles (e.g., 4-151 vs. 4-152) or motor types (e.g., electric vs. thermostatically controlled) can lead to improper fitment.

6. **Warranty Limitations** Aftermarket parts often come with shorter warranties (if any), whereas OEM parts may include a 12-month or lifetime warranty. If the part fails soon after installation, you may be responsible for replacement costs.

7. **Environmental Factors** If the vehicle has been exposed to extreme heat, moisture, or road debris, the fan motor s housing or seals may be degraded. Additional cleaning or sealing may be required during installation.

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Replacing the Cadillac 674-00284B radiator fan motor (4-151 blade, 82-85, 6000 series) is a **practical and necessary repair** for restoring proper cooling system function. The benefits preventing overheating, improving engine longevity, and avoiding costly damage far outweigh the drawbacks, provided you source a **high-quality, compatible part** and address any underlying electrical or mechanical issues.

The main considerations are **cost, part authenticity, and installation quality**. If you re comfortable with basic automotive work, purchasing an aftermarket part from a reputable seller and performing the replacement yourself can save money. However, if you re unsure about diagnostics or installation, consulting a mechanic ensures the job is done correctly.

1. **Verify Compatibility** Double-check that the part number (674-00284B) matches your vehicle s exact specifications. Confirm the blade style (4-151) and motor type (electric) align with your model.

2. **Choose a Trusted Supplier** Opt for a well-known brand (e.g., ACDelco, Moroso) or a reputable online retailer (e.g., RockAuto, Amazon, local auto parts stores) to avoid counterfeit or low-quality parts.

3. **Inspect Electrical Components** Before installation, test the fan relay, fuses, and wiring for continuity. Replace any damaged components to prevent future failures.

4. **Consider Professional Installation** If you lack mechanical experience, have a mechanic perform the replacement to ensure proper alignment and electrical connections.

5. **Budget for Additional Costs** Account for potential extra expenses like labor, cleaning the cooling system, or replacing seals if they re worn.

6. **Prioritize Genuine Parts if Warranty Matters** If your vehicle is under warranty or you want long-term peace of mind, a genuine OEM part may be worth the higher cost.

**Final Verdict:** This is a **worthwhile repair** for maintaining your Cadillac s cooling system. The investment in a quality fan motor will pay off in avoided engine damage and improved reliability. Proceed with confidence, but ensure you address all related components to maximize the repair s success.

Details:

W/o collar on threaded shaft, BROUGHAM 89 Motor Only; R. W/o collar on threaded shaft, BONNEVILLE 89 Motor Only; dual cooling fans, R. BROUGHAM 88 Motor Only; R. W/o collar on threaded shaft, DEVILLE 89 Motor Only; R.

part #: deville prices

• $45.00-$89.99

specifications ocoosys:

• for models: Deville
• for makes: Cadillac
• for years: 1982-1989
• part type: Fan Radiator Motor Blade
• conditions options: Motor Only, R.
• genuine oem: Yes
• ipn: 674-00284b

offer ocoosys:

• sold: 0
• quantity: 1
• availability: In Stock
• started: June 3, 2026
• options: Ship-to-home

shipping ocoosys:

• transit: 3-9 Days
• service: Standard
• type: Fixed
• cost: $40.00
• class: Standard

returns ocoosys:

• time: 60 Days
• policy: Returns Accepted
• paid by: Buyer

general ocoosys:

• Car Truck Parts Accessories > Engine Cooling Components > Fan Shroud Assemblies
• condition: Used

seller ocoosys:

• # reviews: 654
• rating: 98.5%
• city: Union, New Jersey

payments ocoosys:

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

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