BUICK 128-03178 Rear View Mirror Passenger Right Power Door Mcndj

( Part Type: Mirror Door ), ( Ipn: 128-03178 ), ( Fitment Type: Direct Replacement ), ( Surface Finish: Painted ), ( Modified Item: No ), ( Color: Grey ), ( Placement On Vehicle: Right )

Review BUICK Passenger Right Side View Power Door Mirror Grey Mcndj fits REGAL 2011–2013

The **Buick 128-03178 Passenger Side Right View Power Door Mirror** for the **2011 2013 Regal** is a precision-engineered automotive accessory designed to enhance both functionality and aesthetics on this iconic American sedan. This high-quality power door mirror, part of Buick s original equipment lineup, features a sleek, integrated design that seamlessly blends with the Regal s modern styling cues. Crafted from durable materials, it includes a robust **electric motor assembly** with smooth, quiet operation, ensuring effortless adjustment of the mirror s position with the push of a button. The mirror s **clear, tinted glass** provides optimal visibility while reducing glare, while its **chrome or black finish** (depending on the vehicle s trim level) adds a touch of premium refinement to the exterior. The **integrated power mechanism** is engineered for longevity, with corrosion-resistant components to withstand the elements, making it a reliable upgrade or replacement for drivers seeking both convenience and durability. Whether restoring a classic Regal or maintaining one in pristine condition, this mirror delivers the exact fit and performance expected from Buick s legendary craftsmanship.

### **Pros and Cons of Buying a Buick 128-03178 (2011-2013 Regal Passenger Right View Power Door Mirror)**

1. **Common and Reliable Part** The Buick 128-03178 is a widely available power door mirror assembly for the 2011-2013 Regal. Its popularity means it is easier to find replacements, diagnostics, and repair guides compared to rare or discontinued parts.

2. **Functionality and Convenience** This is a power-operated door mirror, which provides ease of use, especially in larger vehicles where manual adjustment is cumbersome. The electric motor allows for one-handed operation, improving comfort and accessibility.

3. **Compatibility with Aftermarket Upgrades** Since this is a standard OEM part, it can be easily integrated with aftermarket accessories like heated mirrors, LED bulbs, or custom housings without major modifications.

4. **Durability (if in Good Condition)** If the mirror assembly is intact and the wiring is functional, it should last for years without major issues. Power mirrors are generally less prone to mechanical failure compared to manual ones.

5. **Resale Value for Replacement Parts** If you plan to sell or trade in the part later, its commonality ensures a steady market demand.

6. **Ease of Installation** Many buyers and mechanics are familiar with this part, making installation straightforward if you have basic mechanical skills or access to a professional.

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- **Faulty wiring harnesses** (corrosion, broken connections).

- **Worn-out motors or gears** in the adjustment mechanism.

- **Switch malfunctions** (e.g., the control button not responding).

- **Battery drain** if the mirror stays powered when the vehicle is off.

- **Cracked or yellowed plastic housing**.

- **Stiff or unresponsive movement** due to dried lubricant in the motor.

- **Loose or detached mounting brackets**.

3. **Compatibility with Modified Vehicles** If the vehicle has undergone modifications (e.g., aftermarket sound systems, lighting, or wiring changes), the power mirror may not function correctly due to electrical conflicts.

4. **Cost of Replacement vs. Repair** If the mirror is damaged beyond repair (e.g., broken motor, severed wires), replacing it may be cheaper than repairing it, especially if labor costs are high.

5. **Potential for Counterfeit Parts** Since this is a common part, there is a risk of purchasing a low-quality or fake replacement. Always verify the part s authenticity, especially when buying from third-party sellers.

6. **Integration Challenges** If the mirror is being installed on a vehicle where the original wiring or switch has failed, additional troubleshooting may be required to ensure proper functionality.

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The Buick 128-03178 (2011-2013 Regal passenger right view power door mirror) is a practical and widely available part that offers convenience and ease of use. Its pros such as reliability, compatibility with upgrades, and ease of installation make it a solid choice for most buyers. However, potential electrical issues, age-related wear, and the risk of counterfeit parts are drawbacks that must be carefully considered.

If you are replacing a non-functional mirror or upgrading an existing manual mirror, this part is a **good investment** due to its widespread availability and functionality. However, if the vehicle has extensive electrical problems or the mirror is part of a larger system failure, it may be worth diagnosing the root cause (e.g., fuse, relay, or wiring) before committing to a replacement.

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1. **Verify the Condition** Before purchasing, inspect the mirror for physical damage, test the power function, and check the wiring for continuity. If buying used, ensure it comes with a working motor and intact wiring harness.

2. **Buy from a Reputable Source** Purchase from an authorized Buick dealer, a trusted auto parts retailer (e.g., RockAuto, AutoZone), or a mechanic you trust to avoid counterfeit parts.

3. **Test the Part** If possible, test the mirror in a vehicle to confirm it works before finalizing the purchase.

4. **Consider DIY vs. Professional Installation** If you are comfortable with basic wiring and mechanical work, installing it yourself can save labor costs. Otherwise, have a mechanic install it to avoid voiding warranties or causing further damage.

5. **Check for Bundled Components** Some listings may include the mirror, motor, and wiring harness separately. Ensure you have all necessary parts for a complete replacement.

6. **Budget for Potential Additional Costs** If the mirror is part of a larger electrical issue (e.g., faulty fuse, switch, or wiring), allocate extra funds for diagnostics or repairs.

**Final Verdict:** This is a **reliable and practical purchase** for most buyers, provided you address potential electrical or compatibility issues upfront. For best results, prioritize quality sourcing and thorough testing.

Details:

Most electronic parts are not plug and play. Shipping is via USPS or UPS. REGAL 13 Power; heated, w/o turn signal; opt DLF, R. REGAL 12 Power; heated, w/o turn signal; paint to match, R.

Compatible with: REGAL 11 Power; heated, paint to match, R. This 2011 2012 2013 Buick REGAL Door Mirror is in overall good condition. Please also use the pictures to ensure a proper fit.

specifications mirroexter:

• for models: Regal
• for makes: Buick
• for years: 2011-2013
• part type: Mirror Door
• ipn: 128-03178
• fitment type: Direct Replacement
• surface finish: Painted
• modified item: No
• color: Grey
• placement on vehicle: Right

seller mirroexter:

• # reviews: 76851
• rating: 99.1%
• city: Las Vegas, Nevada

general mirroexter:

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

shipping mirroexter:

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

payments mirroexter:

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

offer mirroexter:

• started: February 22, 2026
• quantity: 1
• options: Ship-to-home
• sold: 0
• availability: In Stock

returns mirroexter:

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

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