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ACDelco GM Original Equipment 12666339 Ignition Coil
81% of respondents would recommend this to a friend
TMT 141
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An ACDelco GM Original Equipment Ignition Coil is a GM-recommended replacement for your vehicle’s original component
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What Stands Out
Product Details
- GM-recommended replacement for the original component, undergoes stringent testing
- Increases electrical system voltage to ignite air/fuel mixture
- Uses pure copper windings for improved durability and resistance to internal shorts
- Silicone steel plates match original part size and number precisely
- Coated laminations hinder corrosion and some feature molded plastic protection
- Manufactured to fit GM vehicle for same performance, durability, and service life
| Brand Name | ACDelco |
| Unit Count | 1 Count |
| Manufacturer | ACDelco |
| UPC | 808709374381 |
| Number of Items | 1 |
| Included Components | ACDelco - Ignition Coil (Slp-1) (12666339) |
| Item Type Name | Ignition Coil |
| Model Number | 12666339 |
| Manufacturer Part Number | 12666339 |
| Compatible with Vehicle Type | Car, Truck |
| Part Interchange Info | replacement |
| Connector Gender | male |
| Automotive Fit Type | Vehicle Specific Fit |
| OEM Equivalent Part Number | 12666339 |
| Item Dimensions | 4 x 8 x 2 inches (10.2 x 20.3 x 5.1 cm) |
| Item Weight | 10.08 ounces (285.77 grams) |
| Installation Type | Bolt-On |
| Brand | ACDelco |
| Item dimensions L x W x H | 4 x 8 x 2 inches (10.2 x 20.3 x 5.1 cm) |
| Vehicle Service Type | Car, Truck |
Who Should Buy?
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OEM Replacement
Ideal for users needing a high-quality OEM ignition coil for reliable performance in GM vehicles.
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DIY Mechanics
Great for car enthusiasts and DIY mechanics seeking a straightforward ignition coil installation process.
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Engine Performance
Suitable for those wanting to enhance engine performance and fuel efficiency with a dependable ignition system.
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Budget Shoppers
May not be suitable for individuals looking for the lowest-cost ignition coil without considering quality.
Product Description
ACDelco GM Original Equipment 12666339 Ignition Coil
Customer Questions & Answers
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Question:
What is the purpose of the ACDelco GM Original Equipment 12666339 Ignition Coil?
Answer: The ACDelco GM Original Equipment 12666339 Ignition Coil is crucial for converting the battery's low voltage into the high voltage needed to ignite the fuel mixture in the engine. This process ensures your vehicle runs smoothly and efficiently. A faulty ignition coil can lead to misfires or poor engine performance, highlighting the importance of maintaining a functional ignition system for optimal power generation. -
Question:
What vehicles are compatible with the ACDelco GM Original Equipment 12666339 Ignition Coil?
Answer: The ACDelco GM Original Equipment 12666339 Ignition Coil is specifically designed for several GM models, including certain Chevrolet, Buick, and GMC vehicles. To ensure compatibility, it’s essential to check your vehicle’s specifications or consult with a professional mechanic. This coil enhances ignition performance across compatible models, making it a reliable choice for your GM vehicle’s ignition system. -
Question:
How do I know if my ignition coil is failing?
Answer: Symptoms of a failing ignition coil include engine misfires, decreased fuel efficiency, and difficulty starting your vehicle. You may notice the 'check engine' light illuminate on your dashboard or experience rough idling. An immediate inspection is recommended if you observe these signs, as timely replacement not only ensures performance but also prevents further damage to other engine components. -
Question:
Can I install the ACDelco GM Original Equipment 12666339 Ignition Coil myself?
Answer: Yes, if you have basic mechanical skills, you can install the ACDelco GM Original Equipment 12666339 Ignition Coil on your own. The installation typically involves disconnecting the battery, removing the old ignition coil, and replacing it with the new one. For those with limited experience, consulting a service manual or watching instructional videos can be helpful. Proper installation helps restore engine efficiency and performance quickly. -
Question:
What materials is the ACDelco GM Original Equipment 12666339 Ignition Coil made from?
Answer: The ACDelco GM Original Equipment 12666339 Ignition Coil is constructed with high-quality materials that ensure durability and effective electrical performance. It features robust insulation to withstand heat and vibration, which prevents premature wear. This construction is vital for ensuring longevity, especially in vehicles that endure harsh conditions, maintaining consistent ignition performance over time. -
Question:
How does the ACDelco GM Original Equipment Ignition Coil compare to aftermarket options?
Answer: Unlike many aftermarket options, the ACDelco GM Original Equipment 12666339 Ignition Coil is engineered specifically for GM vehicles, ensuring a perfect fit and optimized performance. OEM parts like this ignition coil are often more reliable as they meet strict manufacturing and testing standards compared to generic alternatives. This tailored engineering results in better overall vehicle performance and reliability, making it a trusted choice. -
Question:
What maintenance is required for the ignition coil?
Answer: The ignition coil itself requires minimal maintenance, but it’s crucial to inspect it regularly for signs of wear or damage, especially if you're experiencing performance issues. Keeping your ignition system components clean and replacing spark plugs as needed can enhance the coil's lifespan and effectiveness. Routine checks during vehicle servicing can help ensure uninterrupted engine performance and efficiency. -
Question:
What should I do if my ignition coil is malfunctioning?
Answer: If you suspect malfunctioning, the first step is to conduct a thorough diagnostic check or have a professional mechanic inspect your vehicle. Replacing the faulty ignition coil with the ACDelco GM Original Equipment 12666339 can restore engine performance. Additionally, while replacing the coil, check other related components, such as spark plugs, to prevent future issues. Timely action can prevent further engine complications. -
Question:
What makes ACDelco a trusted brand for ignition coils?
Answer: ACDelco is a trusted brand known for producing high-quality automotive parts that meet or exceed original equipment standards. With decades of experience and a focus on reliability and performance, ACDelco ignition coils, including the 12666339 model, provide exceptional durability and efficiency. Consumers prefer ACDelco due to its reputation for excellence and commitment to delivering dependable products for vehicle maintenance. -
Question:
Where can I buy ACDelco GM Original Equipment 12666339 Ignition Coil in Turkmenistan?
Answer: You can buy the ACDelco GM Original Equipment 12666339 Ignition Coil from Ubuy in Turkmenistan. Ubuy offers a convenient online shopping experience with a variety of automotive components, including this ignition coil, ensuring that you can quickly access this essential part for your vehicle.
ACDelco Coils 12666339 Editorial Review
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TMT 141
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Features & Benefits
- GM-recommended replacement for original component
- Undergoes more stringent testing than aftermarket products
- Increases electrical system voltage to help ignite air/fuel mixture
- Uses pure copper windings for durability and higher resistance
- Silicone steel plates match original part size and number
- Coated laminations prevent corrosion and provide protection
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