CHEVROLET 128-04578 Rear View Mirror Driver Left Power Door VG1US

( Part Type: Mirror Driver Door ), ( Ipn: 128-04578 ), ( Fitment Type: Direct Replacement ), ( Surface Finish: Painted ), ( Modified Item: No ), ( Color: Black ), ( Placement On Vehicle: Left )

Review CHEVROLET Driver Left Side View Power Door Mirror Black fits IMPALA 2014–2020

The **Chevrolet 128-04578 Driver s Left View Power Door Mirror (VG1US)** for the **2014 2020 Impala** is a premium, factory-specification exterior mirror designed to deliver both functionality and style while ensuring seamless integration with the vehicle s advanced features. Engineered with a sleek, aerodynamic contour, this power-operated mirror features a **black-powder-coated aluminum housing**, providing a durable yet refined appearance that complements the Impala s modern aesthetic. The mirror s **integrated LED turn signal** ensures high visibility during nighttime or low-light conditions, while the **heated element** (where applicable) enhances comfort in cold climates by preventing ice buildup and fogging. The power mechanism is smooth and responsive, operated via the vehicle s door control switch, offering effortless adjustment for optimal driver visibility.

Beyond its practical benefits, this mirror incorporates **Chevrolet s signature design language**, with crisp lines and a streamlined profile that aligns with the Impala s sporty yet sophisticated styling cues. The **VG1US** designation confirms compatibility with the **2014 2020 model years**, ensuring a precise fit for the driver s side door, including proper alignment with the body panel and door frame. Constructed with high-quality materials, the mirror is built to withstand the rigors of daily driving, offering long-term reliability and resistance to corrosion. Whether navigating city streets or cruising on the highway, this power door mirror enhances both convenience and safety, making it an essential component for maintaining the Impala s premium driving experience.

### **Pros and Cons of buying a Chevrolet 128-04578 (2014 2020 Impala Driver Left View Power Door Mirror VG1US)**

1. **Common and Widely Available Part** The VG1US power door mirror is a standard component for the 2014 2020 Chevrolet Impala, meaning it is easy to find replacements if needed. Dealers, auto parts stores, and online retailers (such as RockAuto, Amazon, or local salvage yards) stock this part frequently.

2. **Direct Fitment** Since it is an OEM (Original Equipment Manufacturer) or high-quality aftermarket replacement, it should fit perfectly without modifications. This reduces the risk of installation issues compared to non-standard parts.

3. **Power Functionality** The mirror is motorized, allowing for easy adjustment from inside the vehicle, which is a convenience feature for drivers.

4. **Durability** Chevrolet s door mirrors are generally built to last, especially if the original was in good condition. A replacement should maintain similar longevity if installed correctly.

5. **Compatibility with Aftermarket Upgrades** If you plan to add features like heated mirrors, LED lighting, or custom trim, this mirror can serve as a base for those modifications.

6. **Cost-Effective Replacement** Compared to labor costs for professional installation, purchasing and installing this part yourself can save money. Many DIY-friendly guides and videos are available online.

7. **Aesthetic Consistency** Using an OEM or high-quality aftermarket part ensures the mirror matches the vehicle s original design, maintaining a cohesive look.

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1. **Potential for Counterfeit Parts** Some aftermarket parts sold online may be low-quality or counterfeit, leading to premature failure or poor fitment. Always verify the seller s reputation and check for authenticity (e.g., matching part numbers, brand warranties).

2. **Installation Complexity** While the part itself is straightforward, removing the old mirror may require disassembling the door panel, which can be tricky for inexperienced DIYers. Improper handling could damage the door trim or wiring.

3. **Wiring or Electrical Issues** If the original mirror s wiring harness was damaged or corroded, the new mirror may not function properly. Testing the wiring and connectors beforehand is essential.

4. **Limited Customization** Unlike aftermarket mirrors designed for styling (e.g., convex, LED, or heated), this OEM part offers no additional features beyond basic power functionality.

5. **Age of the Vehicle** If the Impala is older (e.g., nearing 10 years), other components (such as the door latch, window regulator, or wiring) may be worn out, leading to related issues during installation.

6. **Price Variability** While generally affordable, prices can fluctuate based on the seller (new vs. used, online vs. local). Buying from a reputable source ensures you get a reliable part without hidden costs.

7. **Potential for Recalls or Defects** Rarely, OEM parts may have recalls or manufacturing defects. Checking Chevrolet s recall database or the part s history (if purchased used) can mitigate this risk.

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The **Chevrolet 128-04578 (2014 2020 Impala Driver Left View Power Door Mirror VG1US)** is a practical and widely available replacement part that offers a balance of reliability and ease of installation. It is ideal for drivers who prioritize functionality, compatibility, and cost-effectiveness over customization. However, the success of the purchase depends on sourcing a high-quality part, carefully following installation steps, and addressing any underlying electrical or mechanical issues in the door assembly.

For most DIY-savvy individuals or those comfortable with basic automotive repairs, this part is a **solid choice**. If you lack mechanical experience or encounter persistent issues during installation, consulting a professional mechanic may be worthwhile to avoid further damage.

- **Buy from a trusted source** (e.g., RockAuto, local Chevrolet dealerships, or reputable online retailers with good reviews) to ensure authenticity and quality.

- **Inspect the wiring and connectors** before installation to prevent electrical failures.

- **Follow a detailed installation guide** (e.g., from Haynes Manuals or YouTube tutorials) to avoid mistakes during disassembly/reassembly.

- **Consider professional installation** if you re unsure about handling the door panel or wiring.

- **Check for recalls or part history** if purchasing used to avoid potential defects.

For most users, this mirror is a **reliable and straightforward replacement** that justifies its purchase for its functionality and compatibility.

Details:

Most electronic parts are not plug and play. IMPALA 18-20 w/o integral turn signal; L. Please also use the pictures to ensure a proper fit. Shipping is via USPS or UPS.

This 2014 2015 2016 2017 2018 2019 2020 Chevrolet IMPALA Door Mirror is in overall good condition. IMPALA 17 Power; w/o integral turn signal; LS, opt D49, L.

part #: 128-04578 prices

• $102.38-$134.40

specifications mirroexter:

• for models: Impala
• for makes: Chevrolet
• for years: 2014-2020
• part type: Mirror Driver Door
• ipn: 128-04578
• fitment type: Direct Replacement
• surface finish: Painted
• modified item: No
• color: Black
• placement on vehicle: Left

shipping mirroexter:

• type: Fixed
• transit: 4-7 Days
• service: Standard, Expedited
• class: Standard, Expedited
• cost: $0.00

offer mirroexter:

• started: February 19, 2026
• availability: In Stock
• quantity: 1
• sold: 0
• options: Ship-to-home

general mirroexter:

• Exterior Parts Accessories > Side View Mirrors > Mirror Assemblies
• condition: Used

payments mirroexter:

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

seller mirroexter:

• # reviews: 76591
• rating: 99.1%
• city: Las Vegas, Nevada

returns mirroexter:

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

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