MERCEDES A2227203335 Front Left Door Lock Actuator 643.MB1Q14 Benz W222 A245

( Manufacturer Part Number: A2227203335 ), ( Type: Door Lock ), ( Placement On Vehicle: Left ), ( Conditions Options: Fr Lh Door Actuator ), ( Genuine Oem: Yes ), ( Make: Mercedes-benz ), ( Ipn: 643.mb1q14 )

Review MERCEDES benz Front Left Door Lock Actuator fits S550 2014–2016

The **Mercedes-Benz A2227203335 (14/15/16 W222 S550 Front Left Door Lock Actuator, Part Code A245)** is a precision-engineered, high-performance electric door lock actuator designed exclusively for the luxury **Mercedes-Benz S-Class (W222) models**, including the S550 variant produced between the **2014 to 2016 model years**. This critical component is responsible for seamlessly controlling the locking and unlocking mechanism of the front left door, ensuring smooth, reliable, and silent operation essential for maintaining the refined driving experience expected from a Mercedes-Benz. Crafted from durable materials, the actuator features a robust **DC electric motor** paired with a **gear-driven mechanism**, delivering precise torque and linear motion to engage or disengage the door latch with minimal wear over extended use. The unit is engineered to withstand the rigorous demands of daily driving, including exposure to varying environmental conditions, while maintaining optimal performance and longevity. Its compact yet sturdy design integrates seamlessly into the door panel s structural framework, allowing for easy installation and replacement without compromising the vehicle s aesthetic or functional integrity. Whether used for routine maintenance, accident repair, or upgrade purposes, this actuator ensures that the door locking system operates with the same level of sophistication and reliability that defines Mercedes-Benz engineering. For technicians and enthusiasts alike, sourcing an **OEM-quality replacement** like this one guarantees compatibility, performance, and the assurance of a part that meets or exceeds the original specifications.

### **Pros and Cons of buying a Mercedes-Benz A2227203335 (14-15-16 W222 S550 Front Left Door Lock Actuator A245)**

1. **Direct Compatibility** This part is specifically designed for the **Mercedes-Benz W222 S550 (2014-2016 models)** and the **A245 front left door lock actuator**, ensuring an exact fit without modifications.

2. **OEM Quality** If sourced from a reputable supplier (e.g., genuine Mercedes-Benz or a trusted aftermarket brand), it should meet the same high standards as an original part, reducing long-term reliability concerns.

3. **Prevents Further Damage** A faulty door lock actuator can cause misalignment, electrical issues, or even door malfunctions. Replacing it early can prevent more expensive repairs.

4. **Improves Functionality** A properly functioning actuator ensures smooth door operation, which is crucial for both convenience and safety.

5. **Potential Cost Savings** If purchased from a third-party seller (e.g., eBay, Amazon, or specialty auto parts stores), it may be cheaper than an OEM part from a dealership.

6. **Warranty Coverage (If Available)** Some sellers offer warranties or return policies, providing peace of mind in case of defects.

1. **Potential Counterfeit Parts** Buying from untrusted sources (e.g., unknown sellers on eBay, Alibaba, or unlicensed marketplaces) risks receiving a **fake or low-quality replica**, which may fail prematurely or not fit correctly.

2. **Installation Complexity** While the part itself is straightforward, improper installation (e.g., misaligned wiring, loose mounting) can lead to recurring issues. Some buyers may need professional help, adding labor costs.

3. **Electrical Compatibility Issues** If the wiring harness or connectors are damaged, a new actuator alone may not solve the problem. A full electrical diagnostic may be required.

4. **Price Variability** Prices can fluctuate based on supplier, condition (new vs. used), and demand. Some sellers may overcharge for "new" parts that are actually refurbished or used.

5. **Limited Availability of Genuine Parts** Genuine Mercedes-Benz parts can be expensive, and stock may not always be available, leading to delays.

6. **Risk of Overpaying** Without proper research, buyers might pay more than necessary for a part that could be found cheaper elsewhere (e.g., through a junkyard or authorized dealer surplus).

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### **Conclusion**

Buying the **Mercedes-Benz A2227203335 (A245) front left door lock actuator** can be a **wise investment** if you source it from a **reputable supplier** and ensure proper installation. However, the **risk of counterfeit parts, installation errors, and hidden electrical issues** makes it a decision that requires careful consideration.

If you prioritize **reliability and longevity**, purchasing from an **authorized Mercedes-Benz parts dealer** or a **trusted aftermarket brand** (e.g., Dorman, Bosch, or local Mercedes specialists) is the safest option, despite the higher cost. If you're on a budget and willing to take a calculated risk, **verifying the seller s reputation, checking for authenticity (e.g., matching part numbers, serials), and ensuring proper installation** are critical steps.

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### **Recommendation**

1. **Verify the Seller s Credibility** Stick to **authorized Mercedes-Benz dealers, reputable online marketplaces (with seller ratings), or well-known auto parts retailers** (e.g., RockAuto, Amazon, or local specialty shops).

2. **Check for Authenticity** If buying online, compare the **part number, serial, and physical condition** with known genuine parts. Avoid deals that seem too good to be true.

3. **Inspect Before Purchase** If possible, **request photos/videos of the part in packaging** to confirm it s new and undamaged.

4. **Consider Professional Installation** If you re not experienced with Mercedes electrical systems, **have a trusted mechanic install it** to avoid voiding warranties or causing further damage.

5. **Buy from a Supplier with a Return Policy** In case of defects or incorrect parts, a **30-day return window** provides safety.

6. **Alternative Options**

- **Junkyard Search** Check local scrapyards for a used but functional actuator (may require cleaning and testing).

- **eBay or Facebook Marketplace** Filter for **high-rated sellers** with positive feedback on Mercedes parts.

- **Mercedes-Benz Service Parts Store** If budget allows, this ensures **genuine quality** but at a premium price.

- **Best for Reliability:** Purchase from an **authorized dealer** (higher cost, but guaranteed quality).

- **Best for Cost Savings:** Buy from a **trusted aftermarket seller** (research thoroughly to avoid fakes).

- **Avoid:** Unverified sellers, overly cheap deals, or parts without proper documentation.

Would you like help finding specific suppliers or verifying a seller s legitimacy?

Details:

The product is a genuine OEM part, making it reliable and high-quality choice for the Mercedes S550 model. The product is a genuine OEM front left door lock actuator for Mercedes W222 S550 from years 2014 -2016. It is designed specifically for the left side of vehicle, manufactured by Mercedes-Benz, and a non-compatible part with number.

part #: a2227203335 prices

• $54.00-$131.19

specifications carlockiio:

• for models: S550
• for makes: Mercedes
• for years: 2014-2016
• mpn: A2227203335
• type: Door Lock
• placement on vehicle: Left
• conditions options: Fr Lh Door Actuator
• genuine oem: Yes
• make: Mercedes-benz
• ipn: 643.mb1q14

general carlockiio:

• Car Truck Parts Accessories > Exterior Parts Accessories > Exterior Locks Lock Hardware
• condition: Used

returns carlockiio:

• paid by: Buyer
• time: 14 Days
• policy: Returns Accepted

seller carlockiio:

• city: Osseo, Minnesota
• rating: 98.7%
• # reviews: 462

offer carlockiio:

• quantity: 1
• started: February 4, 2026
• sold: 0
• options: Ship-to-home
• availability: In Stock

shipping carlockiio:

• carrier: USPS
• service: USPS Priority Mail
• transit: 2-5 Days
• cost: $0.00
• class: Expedited
• type: Calculated

payments carlockiio:

• wallet: Google-pay
• other
• credit card: Diners-club

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