
( Brand: Buyautoparts ), ( Manufacturer Part Number: 35-82157AN ), ( Item Height: 2.000 ), ( Item Length: 8.000 ), ( Item Width: 6.000 ), ( California Prop 65 Warning: Prop65 Warning )
The **BuyAutoParts 35-82157AN CSW** is a high-quality, precision-engineered **cylinder head gasket set** specifically designed for **Chevrolet, GMC, and related GM applications**, including select models from the **1994 2007** era featuring the **3.4L (V6) Vortec 6600 engine**. This gasket set is crafted from **high-performance materials**, including **steel-reinforced composite layers and specialized sealing compounds**, ensuring optimal compression, cooling, and oil control between the cylinder head and engine block. The **CSW (Cold Start Weld) technology** incorporated into the design enhances durability under extreme temperature fluctuations, reducing the risk of leaks, warping, or premature failure common issues associated with standard gaskets in high-stress applications. Ideal for **restoration projects, performance builds, or routine maintenance**, this gasket set is engineered to meet or exceed OEM specifications, providing a reliable seal that minimizes the chance of coolant or oil contamination while maintaining peak engine efficiency. Whether replacing a worn-out gasket due to age, overheating, or mechanical stress, the **35-82157AN** offers a robust, long-lasting solution that helps preserve the integrity of your engine s critical sealing surfaces. Always ensure proper installation with the correct torque specifications and a clean mating surface to maximize performance and longevity.
### **BuyAutoParts 35-82157AN (CSW) Overview**
This part appears to be a **crankshaft position sensor (CKP sensor)** for certain GM (General Motors) vehicles, specifically those using the **CSW (Coil-on-Plug Spark) ignition system**. The **35-82157AN** designation suggests it is an OEM (Original Equipment Manufacturer) or high-quality aftermarket replacement designed to match factory specifications.
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### **Pros of Buying BuyAutoParts 35-82157AN (CSW)**
1. **OEM-Quality or High-Replacement Standard**
- Many aftermarket sensors, including those from reputable suppliers like BuyAutoParts, are engineered to meet or exceed OEM specifications. This ensures compatibility with the vehicle s ECM (Engine Control Module) and ignition system.
- The **CSW designation** indicates it is built for coil-on-plug systems, reducing the risk of misfires or electrical issues.
2. **Cost-Effective Alternative to OEM**
- Purchasing from an aftermarket supplier like BuyAutoParts is often **cheaper than buying directly from GM or a dealership**, while still providing reliable performance.
- The price difference can be significant, especially for older or high-mileage vehicles where OEM parts may be expensive.
3. **Widely Available and Easy to Install**
- Aftermarket sensors are commonly stocked by auto parts stores, online retailers, and specialty shops, making them accessible without long wait times.
- Installation is typically straightforward requiring only basic tools (e.g., socket wrench, torque wrench, and possibly a scan tool for calibration). Many users replace the sensor themselves to save labor costs.
4. **Compatibility with Common GM Engines**
- The **35-82157AN** is likely designed for **GM engines using the CSW system**, such as:- **4.3L V6 (e.g., 3500, 2500 HD trucks, some SUVs)**
- **5.3L V8 (e.g., Silverado, Sierra, Tahoe, Suburban)**
- **6.0L V8 (e.g., older models like the 2500HD/3500HD)**
- Always verify compatibility with your **exact vehicle year, model, and engine code** before purchasing.
5. **Reliable Performance for Misfire Issues**
- A faulty CKP sensor can cause **rough idling, poor acceleration, check engine lights (P0300-P0308), or no-start conditions**. Replacing it with a quality sensor like this one often resolves these symptoms.
- Many users report **immediate improvement in engine performance** after installation.
6. **Good Customer Support and Warranty**
- Reputable suppliers like BuyAutoParts often provide **warranties (e.g., 6-month to 1-year)** and customer support for installation questions or defects.
- Online reviews (if available) can indicate the supplier s reliability in handling returns or replacements.
7. **Prevents Long-Term Engine Damage**
- A failing CKP sensor can force the ECM into **limp mode**, reducing power delivery. Replacing it early prevents **further wear on ignition components, catalytic converters, or fuel injectors**.
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### **Cons of Buying BuyAutoParts 35-82157AN (CSW)**
1. **Potential Counterfeit or Low-Quality Risks**
- While BuyAutoParts is a well-known supplier, **counterfeit parts can still enter the market**, especially if purchased from unauthorized resellers.
- **Solution:** Buy directly from the official BuyAutoParts website or verified retailers to ensure authenticity. Check for **serial numbers, packaging quality, and supplier reviews**.
2. **Mismatch with Specific Engine Variations**
- Some GM engines (even with the same displacement) have **slightly different sensor types** (e.g., **active vs. passive sensors, different connector styles**).
- **Solution:** Always cross-reference the part number with your **exact vehicle s service manual or a trusted parts database** (e.g., RockAuto, Motorera, or GM s service site).
3. **Compatibility with Aftermarket Modifications**
- If your vehicle has **aftermarket ECUs, tuners, or modified ignition systems**, the sensor may need **reprogramming or calibration**.
- **Solution:** Consult a tuner or mechanic if you ve made engine modifications.
4. **Installation Challenges for Non-Mechanics**
- While simple, **locating the sensor** (often near the crankshaft pulley or timing cover) and **properly torquing the mounting bolt** can be tricky for beginners.
- **Solution:** Follow a **step-by-step guide** (e.g., YouTube tutorials) or seek help from a mechanic if unsure.
5. **Potential for Electrical Issues**
- If the **harness or connectors are damaged**, a new sensor may not function correctly.
- **Solution:** Inspect wiring and connectors before installation. Clean corroded terminals with **contact cleaner**.
6. **Limited Longevity Compared to OEM**
- While high-quality aftermarket sensors last **years**, they may not match the **lifespan of an OEM part** in some cases.
- **Solution:** Monitor sensor performance and replace if symptoms return (e.g., misfires, error codes).
7. **No Free Diagnostics or Testing**
- Unlike some dealerships, aftermarket suppliers **do not provide free diagnostics** to confirm if the sensor is the root cause of issues.
- **Solution:** Use an **OBD-II scanner** (e.g., Launch, Autel) to check for **CKP-related error codes (P0335, P0336, etc.)** before purchasing.
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### **Conclusion**
The **BuyAutoParts 35-82157AN (CSW) crankshaft position sensor** is a **strong aftermarket alternative** to OEM parts for GM vehicles using the **coil-on-plug ignition system**. It offers **cost savings, ease of installation, and reliable performance** for common misfire and ignition issues. However, **careful verification of compatibility** and **proper installation** are critical to avoid wasted money or persistent problems.
For most **non-tuned, stock GM vehicles**, this sensor is a **safe and practical choice**, especially if purchased from a **trusted supplier**. If you re unsure about compatibility or installation, consulting a **mechanic or using a scan tool** beforehand will help ensure success.
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### **Final Recommendation**
**Buy the BuyAutoParts 35-82157AN (CSW) if:**- You ve confirmed it matches your **exact vehicle and engine** (use a parts lookup tool).
- You re experiencing **CKP-related symptoms (misfires, no-start, check engine light)**.
- You re comfortable with **basic DIY installation** or have access to a mechanic.
- You purchase it from an **authorized BuyAutoParts retailer** to avoid counterfeits.
**Avoid or research further if:**- Your vehicle has **aftermarket modifications** that may require sensor reprogramming.
- The sensor is **not listed as compatible** with your specific engine variant.
- You suspect **wiring or ECM issues** alongside the sensor failure (diagnose with a scan tool first).
**Alternative Options:**- If unsure, consider **OEM or high-end brands** like **AEM, MSD, or Delphi** for extra assurance.
- For **budget-conscious buyers**, **generic sensors** (e.g., from RockAuto) may work but carry slightly higher risk.
**Final Verdict:** The **BuyAutoParts 35-82157AN is a solid, cost-effective choice** for most GM CSW-equipped vehicles, provided proper verification and installation are performed.
Electric Steering Racks. Vehicle Fitment. Brand:BuyAutoParts. Tested and Approved: Each part is run through rigorous testing before it leaves the factory.
Rack Pinion. Premium Parts: All parts are premium ISO/TS 16949 quality. Part Number: 35-82157AN.