NTK 63ZDDNC39 Accelerator Pedal Sensor

( Brand: Ntk ), ( Manufacturer Part Number: 63ZDDNC39 ), ( Type: Accelerator Pedal Sensor ), ( Fits 1: 2009-2013 Chevrolet Avalanche ), ( Fits 2: 2015-2020 Chevrolet Suburban ), ( Fits 3: 2009-2020 Chevrolet Tahoe ), ( Manufacturer Warranty: 12 Month Warranty ), ( Attention: Please Read All Notes To Confirm Fitment ), ( Cs-sku: 400 )

Review NTK Accelerator Pedal Sensor Hd fits SILVERADO AVALANCHE 3500 1500 2500

The **NTK 63ZDDNC39 Accelerator Pedal Sensor** is a high-performance, direct-replacement component meticulously engineered to elevate the driving experience of your **Chevrolet Silverado 1500, 2500, or 3500 HD (Avalanche trim)**, particularly those equipped with the **6.6L Duramax diesel** or **6.2L V8 gas engine configurations**. Designed with precision and built to exacting standards, this sensor replaces the factory OEM part, ensuring seamless integration with your vehicle s electronic throttle control system while delivering enhanced responsiveness and reliability. Crafted from durable, corrosion-resistant materials, the NTK 63ZDDNC39 is engineered to withstand the demanding conditions of heavy-duty towing, off-road adventures, and daily highway commutes, making it an ideal upgrade for fleet operators, truck enthusiasts, and professionals who demand peak performance from their Silverado. The sensor features a **high-precision potentiometer mechanism**, calibrated for optimal throttle position feedback, which translates to smoother acceleration, improved fuel efficiency, and reduced engine strain critical benefits for those hauling heavy loads or navigating rough terrain. Whether you re pulling a trailer, driving through rugged landscapes, or simply seeking a more refined throttle response, this sensor eliminates common issues like erratic idle, delayed acceleration, or sensor failure that can plague aging OEM components. NTK s reputation for quality ensures that this part is rigorously tested for compatibility, durability, and performance, providing a long-lasting solution that outlasts generic aftermarket alternatives. With its **direct bolt-on installation** and compatibility with aftermarket performance modifications, the NTK 63ZDDNC39 is the perfect choice for those who refuse to compromise on performance, reliability, or value in their Silverado.

### **Pros and Cons of buying a NTK 63ZDDNC39 Accelerator Pedal Sensor for GM Trucks (Silverado 3500 HD, Avalanche, 1500, 2500)**

1. **Compatibility** The NTK 63ZDDNC39 is designed specifically for GM trucks with the **63ZD** accelerator pedal sensor, including the **Silverado 3500 HD, Avalanche, 1500, and 2500** models (2014 2023). It is an **OEM replacement part**, meaning it should fit seamlessly without modifications.

2. **Improved Performance & Reliability** Many aftermarket sensors are prone to failure due to poor quality materials or inconsistent manufacturing. NTK is a reputable brand known for producing **durable, high-quality sensors** that reduce stalling, rough idling, and throttle response issues.

3. **Easy Installation** The sensor is a **direct bolt-on replacement**, requiring minimal tools and no wiring modifications. Most users report installation taking **under 30 minutes**, especially if they have basic mechanical experience.

4. **Cost-Effective Fix** Replacing a faulty accelerator pedal sensor is often **cheaper than dealing with engine management issues** (e.g., check engine lights, poor fuel economy, or transmission problems caused by a bad sensor). The price is typically **under $100**, making it a budget-friendly solution.

5. **Prevents Further Damage** A failing sensor can send incorrect signals to the **ECU (Engine Control Unit)**, leading to **fuel system malfunctions, transmission shifts, or even long-term engine damage**. Replacing it early can **prevent costly repairs down the line**.

6. **Warranty & Support** NTK offers a **limited warranty** (usually 1 2 years) and customer support, which can be helpful if installation issues arise.

7. **Positive User Feedback** Many GM truck owners report **immediate improvements** in throttle response, smoother acceleration, and elimination of stalling after replacing their sensor with the NTK part.

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1. **Potential Counterfeit Concerns** Some sellers (especially on third-party platforms) may sell **fake or low-quality NTK parts**. Always **verify the seller s reputation** and ensure the part is **genuine NTK** (check for proper packaging, serial numbers, and seller reviews).

2. **Mismatched Calibration (Rare)** While uncommon, some users report **minor calibration issues** after replacement, leading to slight **throttle lag or hesitation**. This is usually resolved by **relearning the throttle position sensor (TPS) via a scan tool** or a simple reset.

3. **DIY Installation Risk** If the installer is inexperienced, **improper handling of the sensor** (e.g., bending wires, incorrect reconnection) could lead to **further electrical issues**. However, the installation is straightforward for most mechanics.

4. **Price Fluctuations** Prices can vary based on **seller, demand, and market conditions**. Some users find **aftermarket alternatives cheaper**, but quality may not match NTK s reputation.

5. **Not a Permanent Fix for Underlying Issues** If the **throttle body, wiring harness, or ECU** has deeper problems, replacing just the sensor may **temporarily solve symptoms** but not the root cause. A **full diagnostic check** is recommended before purchase.

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### **Conclusion & Recommendation**

The **NTK 63ZDDNC39 accelerator pedal sensor** is a **highly recommended replacement part** for GM trucks experiencing **throttle response issues, stalling, or check engine lights (P0120, P0121, P0122, P0123 codes)**. Its **OEM quality, ease of installation, and reliability** make it a **superior choice** over many aftermarket alternatives.

- **Purchase from a trusted seller** (preferably directly from NTK or well-reviewed marketplaces) to avoid counterfeit parts.

- **Verify compatibility** with their exact model year and trim (some variants may require a different part number).

- **Perform a diagnostic scan** before and after installation to ensure the sensor is the root cause of the issue.

- **Consider professional installation** if unsure about wiring or sensor handling.

If your **Silverado 3500 HD, Avalanche, 1500, or 2500** is experiencing **throttle-related problems**, the **NTK 63ZDDNC39 is the best aftermarket option** for a **reliable, long-lasting fix**. It is **worth the investment** compared to potential long-term engine or transmission damage from a failing sensor. Always **double-check the part number** and **source** to ensure authenticity.

Details:

2016 Chevrolet Silverado 1500 LS 4.3L V6. Vehicle Sub model Engine, Fitment Notes: Incl.Pedal Assay. Vehicle, Fitment Notes: w/ Power Adjustable Pedals, 2015 Chevrolet Suburban, Tahoe. 2016 Chevrolet Silverado 1500 5.3L V8 FLEX.

2009 2013 Chevrolet Avalanche.

part #: 63zddnc39 price

• $137.18

specifications pedalspadsaz:

• for models: 3500, 1500, 2500, Silverado, Avalanche
• brand: Ntk
• mpn: 63zddnc39
• type: Accelerator Pedal Sensor
• fits 1: 2009-2013 Chevrolet Avalanche
• fits 2: 2015-2020 Chevrolet Suburban
• fits 3: 2009-2020 Chevrolet Tahoe
• manufacturer warranty: 12 Month Warranty
• attention: Please Read All Notes To Confirm Fitment
• cs-sku: 400

returns pedalspadsaz:

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

offer pedalspadsaz:

• sold: 0
• options: Ship-to-home
• quantity: 1
• availability: In Stock
• started: May 8, 2026

payments pedalspadsaz:

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

general pedalspadsaz:

• condition: New
• Car Truck Parts Accessories > Interior Parts Accessories > Pedal Assemblies, Pads Parts

seller pedalspadsaz:

• city: Conshohocken, Pennsylvania
• rating: 97.1%
• # reviews: 57842

shipping pedalspadsaz:

• service: Standard
• type: Fixed
• transit: 3-6 Days
• class: Standard
• cost: $0.00

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