fits model: Fusion. make: Ford. year: 2016–2020.

( Manufacturer Part Number: FS73-17683-BD5APF ), ( Type: Wiring Harness ), ( Fitment Type: Direct Replacement ), ( Features: Heated, Blind Spot, Blinker ), ( Placement On Vehicle: Front, Left )
The **Ford FS73-17683-BD5APF wiring harness** is a precision-engineered electrical assembly designed exclusively for the **2016 2020 Ford Fusion** (including both sedan and hybrid models), specifically tailored to interface with the **driver-side side mirror**. This high-quality harness ensures seamless connectivity between the mirror s internal wiring and the vehicle s electrical system, facilitating critical functions such as power operation, defrosting, and signal lighting. Constructed from durable, automotive-grade materials, the harness features **shielded, color-coded wires** that resist abrasion, moisture, and temperature fluctuations, guaranteeing long-term reliability even in demanding driving conditions. The design incorporates **pre-terminated connectors** that align perfectly with the mirror s existing pin configuration, eliminating the need for complex splicing or additional crimping, thereby simplifying installation for both professional technicians and DIY enthusiasts. Whether replacing a damaged original harness, upgrading to a more robust electrical solution, or addressing wiring issues in a custom modification, this harness delivers a **plug-and-play compatibility** that maintains the Fusion s factory-intended performance while adhering to strict OEM standards. Its compact yet robust construction ensures a snug fit within the mirror s housing, reducing the risk of fraying or loose connections that could lead to intermittent power loss or malfunctioning signals. Ideal for restorers, mechanics, and owners seeking a direct replacement part, this harness is a testament to Ford s engineering precision, offering a reliable solution for maintaining the Fusion s driver-side mirror functionality with minimal effort.
### **Pros and Cons of buying a Ford FS73-17683-BD5APF (2016-2020 Fusion Driver Mirror Wiring Harness)**
#### **Pros:**1. **Direct Fitment** This harness is specifically designed for the 2016-2020 Ford Fusion with driver-side mirrors, ensuring compatibility without modification.
2. **Authentic Quality** As an OEM or high-quality aftermarket part, it should meet Ford s original specifications, reducing the risk of poor electrical connections or premature failure.
3. **Pre-Wired and Ready to Install** The harness is likely pre-assembled with the correct wiring, connectors, and routing paths, simplifying installation compared to a DIY wiring solution.
4. **Prevents Electrical Issues** A faulty or damaged mirror wiring harness can cause intermittent power loss, malfunctioning controls, or complete failure. Replacing it resolves these problems.
5. **Long-Term Reliability** A properly installed harness should last the lifespan of the vehicle, avoiding repeated repairs.
6. **Warranty Coverage** If purchased from a reputable seller (e.g., Ford dealer, authorized parts supplier, or trusted online retailer), it may come with a warranty against defects.
7. **Time and Labor Savings** Buying a pre-made harness eliminates the need to source individual wires, connectors, and crimp tools, which can be time-consuming and error-prone.
#### **Cons:**1. **Cost** Replacement harnesses can be expensive, especially if purchased from Ford or an authorized dealer. Aftermarket options may be cheaper but could vary in quality.
2. **Potential Counterfeit Parts** Buying from untrusted sellers (e.g., unverified eBay or Amazon vendors) risks receiving counterfeit or low-quality replicas that fail prematurely.
3. **Installation Complexity** While the harness is pre-wired, installation may still require disassembling the mirror, routing wires, and securing connectors, which could be challenging for inexperienced DIYers.
4. **Compatibility Risks** If the harness is not an exact match (e.g., slight variations in trim levels or mirror types), it may not fit perfectly, requiring adjustments or additional workarounds.
5. **Labor Costs if Professional Installation is Needed** If the buyer lacks mechanical/electrical skills, hiring a mechanic could add significant expense to the repair.
6. **Limited Availability** Some aftermarket sellers may not stock this specific part, requiring patience or searching multiple sources to find it.
7. **Potential for Overkill** If the issue is minor (e.g., a loose connection rather than a harness failure), replacing the entire harness may be unnecessary, wasting money.
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### **Conclusion**
The **Ford FS73-17683-BD5APF driver mirror wiring harness** is a practical solution for fixing electrical problems with your 2016-2020 Fusion s driver-side mirror. It offers **reliability, direct fitment, and long-term performance** if sourced from a trusted supplier. However, the **cost, potential for counterfeit parts, and installation challenges** must be weighed against the benefits.
If your mirror is experiencing **intermittent power, unresponsive controls, or complete failure**, this harness is a **strong recommendation** especially if you prioritize convenience and durability. For those on a tight budget or comfortable with DIY repairs, **testing for a loose connection or damaged wires before purchasing** may save money.
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### **Recommendation**
1. **Verify the Issue** Before buying, confirm that the harness is indeed the root cause (e.g., check for loose connections, blown fuses, or damaged wiring elsewhere).
2. **Purchase from a Trusted Source** Buy from **Ford dealers, authorized parts suppliers (e.g., RockAuto, Amazon Prime, or local auto parts stores with return policies), or reputable online retailers** to avoid counterfeit parts.
3. **Consider DIY vs. Professional Installation**
- If comfortable with basic wiring and mirror disassembly, **DIY installation** is cost-effective.
- If unsure, **hire a mechanic** to ensure proper routing and connection, though this will add to the total cost.
4. **Check for Aftermarket Alternatives** Some third-party brands (e.g., Dorman, Spectra, or local auto electricians) may offer comparable harnesses at a lower price with similar quality.
5. **Budget for Additional Costs** Account for **tools (mirror removal tools, wire strippers, crimp connectors), labor (if outsourced), or potential extra wiring** if the harness doesn t fit perfectly.
**Final Verdict:** **Worth the investment** if the mirror s electrical issues persist and other troubleshooting steps have failed. Prioritize **quality over price** to avoid repeated replacements.
Free Shipping, when offered, applies to the continental USA only. Warning: For proper functionality, system may require programming after installation. 2016 2020 Fusion OEM Driver Side Mirror 9 Wiring Harness.