BUICK 13527387 Left Driver Rear Door Latch Lock Actuator Gx 643.GM4G20

( Manufacturer Part Number: 13527387 ), ( Conditions Options: Encore Gx Left Driver Side Rear Door ), ( Genuine Oem: Yes ), ( Ipn: 643.gm4g20 ), ( Descriptionpartcondition: Encore Gx Left Driver Side Rear Door Latch Lock Actuator, P/n 135 ), ( Placement On Vehicle: Left, Rear ), ( Type: Door Lock )

Review BUICK Left Driver Rear Door Latch Lock Actuator Gx fits ENCORE 2020–2025

The **Buick 13527387 Left Driver s Side Rear Door Latch Lock Actuator** is a precision-engineered component designed exclusively for the **2020 2025 Buick Encore GX**, ensuring seamless integration with the vehicle s advanced door lock system. This high-performance actuator is a critical part of the door latch mechanism, responsible for securely engaging and disengaging the latch when the driver or passenger activates the door lock controls whether manually via the door handle, the key fob, or the central locking switch. Crafted from durable, corrosion-resistant materials, this actuator is built to withstand the rigors of daily driving, including exposure to varying temperatures, moisture, and road debris, while maintaining smooth, reliable operation over the long term.

The **13527387 actuator** features a robust electric motor paired with a precision gear system, delivering consistent and quiet performance with each activation. Its compact yet sturdy design ensures a perfect fit within the Encore GX s door latch assembly, minimizing clearance issues and preventing interference with surrounding components. The actuator is engineered to work in tandem with the vehicle s body control module (BCM), receiving electrical signals that trigger the locking and unlocking sequence with millisecond precision. This integration not only enhances convenience but also contributes to the vehicle s overall security by ensuring that doors remain securely latched under normal driving conditions.

For maintenance and repair purposes, this actuator is designed for straightforward installation, requiring only basic tools and a clear understanding of the door latch assembly s layout. Its compatibility with the **2020 2025 Buick Encore GX** (including all trim levels, such as the GX, Premium, and Limited) makes it an essential replacement part for mechanics and DIY enthusiasts addressing issues like stuck latches, faulty lock actuators, or electrical malfunctions. Whether replacing a worn-out component or upgrading for improved durability, this actuator provides a direct solution to restore the door lock system s functionality, ensuring a smooth, secure, and hassle-free driving experience.

### Pros and Cons of buying a Buick 13527387 Left Driver Rear Door Latch Lock Actuator (2020-2025 Encore GX)

1. **Direct Fitment** This part is specifically designed for the 2020-2025 Buick Encore GX, ensuring compatibility without modifications. This reduces the risk of installation issues or improper function.

2. **Quality and Reliability** Buick s OEM (Original Equipment Manufacturer) parts are generally built to meet strict automotive standards, offering durability and performance comparable to factory components.

3. **Warranty Coverage** Purchasing from an authorized dealer or reputable supplier often includes a warranty, providing peace of mind in case of defects or premature failure.

4. **Prevents Further Damage** A faulty door latch actuator can lead to misalignment, electrical issues, or even damage to the door mechanism over time. Replacing it early can prevent more costly repairs.

5. **Improves Functionality** A properly functioning door latch ensures smooth operation, security, and convenience, which is critical for daily driving.

6. **Resale Value** Maintaining the vehicle in good condition with genuine parts can help preserve its resale value, especially if you plan to sell it later.

7. **Ease of Installation** Since this is an OEM part, it should align perfectly with the existing system, making installation straightforward for a mechanic or even a DIYer with basic automotive knowledge.

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1. **Cost** OEM parts are typically more expensive than aftermarket alternatives. The price of this specific actuator may be higher than generic or third-party options, which could be a significant investment depending on labor costs.

2. **Limited Availability** OEM parts may not always be readily available at local auto parts stores, requiring an order from a dealer or online supplier, which could involve shipping delays.

3. **Potential Overkill for Minor Issues** If the door latch actuator failure is due to a minor issue (e.g., a loose wire or a small mechanical wear), replacing the entire actuator might be more than necessary. Diagnosing the root cause first could save money.

4. **Labor Costs** Even if the part is easy to install, labor costs at a dealership or mechanic can add to the total expense. DIY installation may not be feasible for everyone, especially without the right tools or experience.

5. **Alternative Options** Aftermarket or remanufactured actuators may offer similar performance at a lower cost. While quality varies, some reputable brands provide reliable alternatives that could be worth considering.

6. **Time-Consuming Replacement** Depending on the vehicle s design and the mechanic s experience, replacing the actuator may take time, especially if other components (e.g., wiring or brackets) need adjustment.

7. **Environmental Impact** Purchasing a new OEM part contributes to waste, whereas a refurbished or remanufactured part could be a more sustainable choice.

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Buying the **Buick 13527387 Left Driver Rear Door Latch Lock Actuator (2020-2025 Encore GX)** as an OEM part is a reliable choice if you prioritize quality, compatibility, and long-term performance. It ensures that your vehicle functions as intended and maintains its integrity. However, the higher cost and potential overkill for minor issues are significant drawbacks.

If budget is a concern, exploring aftermarket or remanufactured options could be a cost-effective alternative, provided they meet quality standards. Additionally, consulting a mechanic to diagnose the exact cause of the failure (e.g., electrical issues, wear, or other related problems) could help determine whether replacing just the actuator is sufficient or if additional repairs are needed.

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1. **Verify the Issue** Before purchasing, confirm that the problem is solely with the door latch actuator and not related to wiring, sensors, or other components. A diagnostic check by a professional can save money and ensure the right part is replaced.

2. **Compare Prices** Obtain quotes from multiple suppliers (dealerships, online retailers, and auto parts stores) to ensure you re getting the best deal. Sometimes, aftermarket parts from trusted brands like Dorman, ACDelco, or Bosch can offer comparable quality at a lower price.

3. **Consider Warranty** If purchasing from an authorized dealer, take advantage of the warranty. If buying online, check the seller s return and warranty policies to mitigate risks.

4. **DIY or Professional Installation?** Assess your mechanical skills and tools. If comfortable, DIY installation can save labor costs. Otherwise, hire a reputable mechanic, preferably one familiar with Buick vehicles.

5. **Long-Term Perspective** If you plan to keep the vehicle for an extended period, investing in an OEM part may be justified for reliability. If the vehicle is nearing the end of its lifespan or you re considering selling it soon, a cost-effective alternative might be preferable.

**Final Verdict:** For most Buick Encore GX owners who value reliability and are willing to invest in genuine parts, the **Buick 13527387 Left Driver Rear Door Latch Lock Actuator** is a strong recommendation. However, those on a tight budget should explore alternatives and ensure the root cause of the issue is addressed to avoid unnecessary expenses.

Details:

This part is used so normal wear to be expected. ENCORE GX LEFT DRIVER SIDE REAR DOOR 031826. Add $85 for Lift gate delivery. Add $100 for Residential delivery.

If you can still use the item, notate damage on delivery ticket that driver is keeping then hand it back to them. If there has been any damage to the item during shipping inspect see if you can still use it or not.

part #: 13527387 prices

• $61.59-$129.00

specifications carlockiio:

• for models: Encore
• for makes: Buick
• for years: 2020-2025
• mpn: 13527387
• conditions options: Encore Gx Left Driver Side Rear Door
• genuine oem: Yes
• ipn: 643.gm4g20
• descriptionpartcondition: Encore Gx Left Driver Side Rear Door Latch Lock Actuator, P/n 135
• placement on vehicle: Left, Rear
• type: Door Lock

general carlockiio:

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

shipping carlockiio:

• class: Standard
• cost: $19.99
• transit: 2-6 Days
• service: Standard
• type: Fixed

returns carlockiio:

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

seller carlockiio:

• rating: 100.0%
• # reviews: 5301
• city: Weatherford, Texas

payments carlockiio:

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

offer carlockiio:

• started: March 18, 2026
• sold: 0
• best offers: True
• availability: In Stock
• options: Ship-to-home
• quantity: 1

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