20970839 Suburb Driver Door Mirror Blind Spot Turn Signal

( Brand: General Motors ), ( Manufacturer Part Number: 20970839 ), ( Part Type: Turn ), ( Manufacturer Warranty: No ), ( Color: Silver ), ( Features: Blind Spot, Turn Signal Light ), ( Placement On Vehicle: Left )

Review GENERAL MOTORS Suburb Driver Side Door Mirror Blind Spot Turn Signal fits TAHOE YUKON 2009–2014

The **2009 2014 Chevrolet Tahoe, GMC Suburban, and Yukon Driver-Side Door Mirror** is a precision-engineered replacement part designed to restore optimal visibility and safety to your full-size SUV. Crafted to match the original equipment specifications of these iconic General Motors models, this high-quality door mirror features a sleek, aerodynamic design with a durable, powder-coated finish that resists chipping, fading, and corrosion, ensuring it blends seamlessly with the vehicle s exterior. The mirror incorporates a **convex, wide-angle lens** to provide an unobstructed view of the blind spot, reducing the risk of collisions during lane changes or parking maneuvers. The turn signal indicator is integrated into the mirror s housing, with a **bright, amber LED or incandescent bulb** (depending on the model year and configuration) that activates smoothly when the turn signal is engaged, ensuring clear visibility for other drivers. The mounting mechanism is engineered for a secure, vibration-free fit, utilizing the original GM-style hardware to prevent rattling or misalignment over time. Whether replacing a damaged mirror due to an accident, wear and tear, or a custom upgrade, this aftermarket or OEM-compatible part delivers reliability, durability, and peace of mind, making it an essential component for maintaining both functionality and aesthetics in your Tahoe, Suburban, or Yukon.

### Pros and Cons of Buying a 2009 2014 General Motors Tahoe, Suburban, or Yukon with a Faulty Driver Door Mirror (Blind Spot/Turn Signal Issue)

#### **Pros of Purchasing a 2009 2014 Tahoe/Suburban/Yukon**

1. **Reliability and Durability** These vehicles are known for their robust build quality, strong engines (especially the V8 options), and solid transmissions. Many owners report longevity if maintained properly.

2. **Spacious Interior and Cargo Capacity** The Tahoe, Suburban, and Yukon offer generous seating and cargo space, making them ideal for families, outdoor adventures, or hauling equipment.

3. **Full-Size SUV Advantages** The larger size provides better visibility, higher seating position, and improved handling on highways compared to smaller SUVs.

4. **Available Luxury Features** Depending on the trim, these models come with options like leather seats, premium audio systems, heated/ventilated seats, and advanced infotainment (in later years).

5. **Resale Value** While not as high as luxury brands, these trucks still hold value reasonably well, especially the Suburban and Tahoe.

6. **Strong Towing and Hauling Capabilities** The V8 engines (especially the 6.2L V8 in later models) provide substantial towing power (up to 9,600 lbs in some configurations), making them suitable for heavy-duty tasks.

7. **Proven Modifications Market** These vehicles have a strong aftermarket presence, with parts, upgrades, and performance tuning readily available.

8. **Lower Operating Costs (Compared to Luxury SUVs)** Fuel efficiency is modest (around 12 16 MPG combined), but maintenance costs are generally lower than those of premium brands.

9. **Safety Features** Older models lack modern tech like automatic emergency braking, but they still include standard safety features like stability control, multiple airbags, and side-impact protection.

10. **Good for Long-Distance Driving** The ride is comfortable, and the suspension is well-suited for highway cruising.

---

#### **Cons of Purchasing a 2009 2014 Tahoe/Suburban/Yukon**

1. **Blind Spot/Turn Signal Mirror Issue (Specific Concern)**

- The driver-side mirror on these models is known to have a **common electrical failure**, where the blind spot sensor or turn signal indicator malfunctions. This can cause the mirror to flicker, fail to illuminate, or not respond to turn signals.

- The problem is often linked to a **faulty wiring harness, connector, or sensor module** in the mirror assembly. While not a safety hazard in itself, it can be an annoyance and may require repair (often a labor-intensive job due to the mirror s location).

- Some owners report that replacing the mirror assembly resolves the issue, but others find that the underlying wiring or module is still faulty.

2. **Fuel Efficiency**

- The V8 models (especially the 5.3L and 6.2L) are thirsty, averaging **12 15 MPG combined**. Even the V6 options (around 18 20 MPG) are not exceptional by modern standards.

- Higher fuel costs can add up over time, especially for daily driving.

3. **Maintenance and Wear**

- As older vehicles, they may require **more frequent maintenance** (e.g., timing belt replacement on the 5.3L V8, suspension bushings, and brake upgrades).

- **Rust** can be an issue in snowy or salted regions, particularly on the wheel wells, undercarriage, and frame rails.

- **Transmission wear** is a concern, especially in high-mileage examples. Some owners report **rough shifting or delayed engagement**, particularly in the 6-speed automatic.

4. **Interior Wear and Tear**

- Plastic components (e.g., door panels, center console) may show **cracking or discoloration** over time.

- Older models lack modern infotainment (pre-2012 models have basic radio systems), which can be outdated compared to newer vehicles.

5. **Safety and Tech Limitations**

- No **backup cameras, lane-keeping assist, or advanced driver aids** (common in newer SUVs).

- **Rear visibility** can be limited due to the large size, requiring extra caution when reversing or parking.

6. **Recall and Warranty Issues**

- Some models in this range have **unresolved recalls** (e.g., ignition switch issues in early 2009 models, though rare in these trucks).

- If buying used, verify that all recalls have been addressed.

7. **Resale Depreciation**

- These vehicles lose value over time, and finding buyers may be easier for the Suburban/Tahoe than the Yukon (which is more of a truck).

8. **Potential Hidden Problems**

- **Water leaks** (especially in the roof or windshield area) can lead to electrical issues or interior mold.

- **Exhaust leaks** may cause carbon monoxide buildup in the cabin.

- **Suspension wear** (shocks, struts, bushings) can lead to a rough ride or handling issues.

---

### **Specific Considerations for the Driver Door Mirror Issue**

- **Diagnosis**: The problem is often electrical check for **faulty wiring, a bad mirror module, or a short in the harness**. Some mechanics recommend **replacing the entire mirror assembly** (around $200 $400 parts labor).

- **Workaround**: If the mirror itself is intact but the sensor is faulty, some owners **disconnect the wiring** to the sensor (if safe) to prevent flickering, though this may disable the blind spot warning.

- Flickering or non-responsive turn signals.

- Burnt wiring or loose connectors near the mirror.

- Signs of past repairs (e.g., duct tape, poor soldering).

- **Cost of Repair**: Expect to pay **$300 $800 ** depending on whether the mirror, wiring, or module needs replacement. Some dealerships may offer **extended warranties** if buying from them.

---

### **Conclusion and Recommendation**

Buying a **2009 2014 Tahoe, Suburban, or Yukon** can be a **great value** if you prioritize **space, towing power, and durability** over modern tech. However, the **driver-side mirror blind spot/turn signal issue** is a **notable drawback** that could require costly repairs. Here s how to decide:

You **need a large, reliable SUV** for hauling, towing, or family use.

You **plan to address the mirror issue immediately** (budget for repair upfront).

You **don t mind older tech** and are okay with lower fuel efficiency.

The vehicle has **low miles (under 100,000)** and a **clean service history**.

You **find a well-maintained example** with no major rust or transmission issues.

You **cannot afford or don t want to fix the mirror issue** (it s a minor but annoying problem).

You **prioritize fuel efficiency** consider a newer hybrid or diesel SUV instead.

The vehicle has **high miles (over 150,000)** with **no maintenance records**.

You **need modern safety features** (backup camera, lane assist, etc.).

The **purchase price is too close to market value** (check Kelly Blue Book or Edmunds for fair pricing).

- **Get a pre-purchase inspection** (focus on the mirror, wiring, transmission, and suspension).

- **Negotiate the price down** if the mirror issue is confirmed (expect to pay **$1,500 $3,500** for a solid example, depending on trim and condition).

- **Consider a newer model (2015 )** if the mirror issue is a dealbreaker later models have **fewer electrical quirks** and better fuel economy.

- **Buy from a reputable dealer or private seller with full disclosure** avoid "as-is" sales without inspection.

If the **mirror issue is the only major concern** and you re **willing to budget for its repair**, a **well-maintained 2009 2014 Tahoe/Suburban/Yukon** can be a **solid long-term purchase**, especially if you need a **large, capable SUV**. However, if you **cannot afford or don t want to deal with the mirror problem**, consider **waiting for a newer model** or exploring **alternative used SUVs** (e.g., a **2015 Chevy Silverado 1500 with a V6**, which has fewer electrical quirks).

For the best balance of **value and reliability**, aim for a **2012 2014 model** (when GM improved some electrical components) with **under 120,000

Details:

2009 2014 Tahoe Suburb Yukon Driver Side Door Mirror w Blind Spot Turn Signal Condition is Used. Has scratches and chipped paint. Has no broken tab .Please see pictures for condition. But in great functional condition.

part #: 20970839 prices

• $179.99-$195.00

specifications mirroexter:

• for models: Tahoe, Yukon
• for years: 2009-2014
• brand: General Motors
• mpn: 20970839
• part type: Turn
• manufacturer warranty: No
• color: Silver
• features: Blind Spot, Turn Signal Light
• placement on vehicle: Left

payments mirroexter:

• other
• wallet: Paypal
• credit card: Discover

seller mirroexter:

• city: Wilmer, Texas
• rating: 100.0%
• # reviews: 416

offer mirroexter:

• options: Ship-to-home
• best offers: True
• started: February 17, 2026
• sold: 0
• availability: In Stock
• quantity: 1

general mirroexter:

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

returns mirroexter:

• policy: No Returns

shipping mirroexter:

• class: Standard
• cost: $0.00
• transit: 3-8 Days
• service: Standard
• type: Fixed

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