BUICK 128-04100R Rear View Mirror Passenger Power Manual Folding DS3

( Model: RAINIER ), ( Part Type: Mirror Manual ), ( Conditions Options: Red ), ( Genuine Oem: Yes ), ( Ipn: 128-04100r ), ( Placement: Passenger/right ), ( Warranty: 90 Day )

Review BUICK Passenger Side View Mirror Power Manual Folding Opt Ds3 fits RAINIER ENVOY 2006–2007

The **Buick 128-04100R Passenger Side Power Manual Folding Optics Driver-Side (DS3) View Mirror** is a premium, high-performance replacement part designed to restore both functionality and style to 2006 2007 Buick Envoy models. This mirror combines the convenience of power operation with the classic appeal of manual folding, offering drivers and passengers a seamless blend of modern convenience and timeless design. Engineered with a durable **Optics Driver-Side (DS3) lens assembly**, this mirror features a sleek, reflective surface that enhances visibility while reducing glare from sunlight, rain, or oncoming headlights. The power mechanism ensures effortless adjustment with a single press of the control button, allowing for quick and precise positioning to optimize rear and side visibility ideal for navigating tight parking spaces, busy intersections, or highway merges. Meanwhile, the manual folding function provides an added layer of convenience, enabling the mirror to be folded inward for easy access to the rear cargo area or when parking in confined spaces. Constructed from high-quality materials, this mirror is built to withstand the rigors of daily driving, including exposure to weather elements, road debris, and frequent adjustments, ensuring long-lasting performance and reliability. The sturdy mounting bracket is designed for a secure, vibration-free fit, preventing rattles or misalignment over time. Whether upgrading for improved functionality, restoring a classic aesthetic, or replacing a worn-out original component, this Buick 128-04100R mirror delivers a perfect balance of performance, durability, and driver-centric features.

### **Pros and Cons of buying a Buick 128-04100R Passenger Side Power Manual Folding Mirror (DS3 for 2006-2007 Envoy)**

1. **Functionality** This is a **power manual folding mirror**, meaning it combines electric operation for convenience with a manual override for reliability. This is useful if the primary mirror fails or if you prefer manual control in certain situations.

2. **Compatibility** Designed specifically for the **2006-2007 Buick Envoy**, ensuring a proper fit without modifications. The **DS3** designation suggests it may be a direct replacement part, reducing the risk of incompatibility issues.

3. **Durability** Buick parts, especially those from reputable suppliers, tend to be built to last. The power mechanism and folding function should hold up well if installed correctly.

4. **Convenience** The power folding feature allows for easy adjustment, which is helpful for parking or when reversing. This can be particularly useful in tight spaces.

5. **Aftermarket Availability** Since this is a common part for older Buicks, finding replacement components or labor should not be difficult.

6. **Potential Cost Savings** Buying a replacement part directly (rather than through a dealership) can be cheaper than labor-only repairs, especially if you have basic mechanical skills.

1. **Age of the Vehicle** The **2006-2007 Buick Envoy** is an older model, meaning the vehicle may have **wear and tear, rust, or electrical issues** that could affect the mirror s performance or longevity.

2. **Electrical Reliability** Power mirrors rely on wiring and switches, which can degrade over time. If the vehicle has **corroded connections, a failing fuse, or a weak battery**, the mirror may not work properly.

3. **Manual Folding Limitation** While the manual override is a safety feature, it also means the mirror **won t fold automatically** if the power fails, which could be inconvenient in some situations.

4. **Potential Counterfeit Parts** If purchasing from an unknown seller, there is a risk of receiving a **low-quality or fake part** that doesn t fit or function correctly.

5. **Installation Complexity** Replacing a mirror requires **disconnecting wiring, removing the old mirror, and properly securing the new one**. If not done carefully, it could lead to **loose connections or improper alignment**.

6. **Warranty & Return Risks** Since this is a used or aftermarket part, it may **not come with a warranty**, and returns could be difficult if it doesn t fit or work as expected.

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### **Conclusion**

Buying the **Buick 128-04100R passenger side power manual folding mirror (DS3 for 2006-2007 Envoy)** is a **practical solution** if you need a reliable replacement for a failing mirror. The **combination of power and manual folding** makes it versatile, and the **direct compatibility** with your Envoy reduces fitting issues. However, the **age of the vehicle** and potential **electrical or mechanical problems** elsewhere in the car could affect performance.

If you **prioritize convenience and have a working electrical system**, this part is a solid choice. If you **suspect underlying issues with the vehicle s wiring or battery**, you may want to address those first to ensure the mirror works correctly long-term.

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### **Recommendation**

1. **Verify the Part s Authenticity** Purchase from a **trusted supplier** (e.g., RockAuto, eBay verified sellers, or a Buick specialty shop) to avoid counterfeit parts.

2. **Check Electrical System Health** Before installing, test the **fuse, wiring, and battery** to ensure the mirror s power mechanism will function properly.

3. **Consider Professional Installation** If you re not comfortable with wiring or mirror replacement, have a **mechanic or auto electrician** install it to avoid short circuits or improper fits.

4. **Test Before Finalizing Purchase** If possible, **inspect the part in person** (e.g., at an auto parts store) to confirm it matches your mirror s design.

5. **Budget for Potential Additional Repairs** If the Envoy has **rust, electrical gremlins, or other issues**, factor those into your decision, as they could impact the mirror s usability.

**Final Verdict:** **Worth buying** if you need a reliable replacement and are prepared for potential related maintenance. **Avoid** if the vehicle has severe electrical problems or if you re unsure about installation.

Details:

This part will only fit: ENVOY 06 Power; w/integral turn signal, manual folding opt DS3, R. Year: 2007, model: RAINIER, Stock #: V4954, Mileage: 158000. Denali opt Y91, clear lens and amber turn signal bulb, ENVOY 07 Power; w/integral signal, manual folding DS3, R. Please see below for fitment information and any notes pertaining to this specific part.

It is OEM original and in great condition. Notes: RED, C 80U. For more parts from this vehicle. Donor Vehicle.

part #: rainier prices

• $79.75-$158.69

specifications mirroexter:

• for models: Rainier, Envoy
• for makes: Buick
• for years: 2006-2007
• model: Rainier
• part type: Mirror Manual
• conditions options: Red
• genuine oem: Yes
• ipn: 128-04100r
• placement: Passenger/right
• warranty: 90 Day

shipping mirroexter:

• type: Fixed
• cost: $0.00
• carrier: UPS
• class: Standard
• service: UPS Ground
• transit: 4-7 Days

general mirroexter:

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

returns mirroexter:

• paid by: Seller
• policy: Returns Accepted
• time: 60 Days

offer mirroexter:

• started: April 3, 2026
• sold: 0
• best offers: True
• quantity: 1
• availability: In Stock
• options: Ship-to-home

seller mirroexter:

• rating: 99.0%
• # reviews: 15690
• city: Saint Johns, Michigan

payments mirroexter:

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

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