GM GENUINE PARTS 12642953 Passenger Fuel Injection Rail

( Brand: Gm Genuine Parts ), ( Part Type: Fuel ), ( Oem Part Number: 12642953 ), ( Year: 2014 2015 2016 2017 2018 2019 2022 2023 2024 2025 ), ( Manufacturer Warranty: 1 Year ), ( Fitment Type: Direct Replacement ), ( Genuine Oem: Yes ), ( Make: Cadillac ), ( Placement On Vehicle: Right ), ( Item Height: 4.75 In ), ( Item Weight: 1.59 Lb. )

Review GM GENUINE PARTS Passenger Side Fuel Injection Rail fits 2014–2025

The GM 12642953 Passenger Fuel Injection Rail is a critical component of the fuel delivery system in certain GM vehicles. This rail is designed to distribute fuel evenly and efficiently to each cylinder in the engine, ensuring optimal performance and fuel economy.

The rail is made of high-strength materials, specifically engineered for durability and resistance to the extreme temperatures and pressures found within the engine compartment. It features a smooth, polished interior surface to minimize fuel turbulence and promote efficient mixing with air for optimal combustion.

This particular rail is specifically designed for use in passenger vehicles, distinguishing it from other rails used in commercial or heavy-duty applications. It is suitable for use with regular unleaded fuel, as well as some higher-octane fuels.

The rail is designed to fit securely in place within the engine compartment, with a robust mounting system that helps to reduce vibration and ensure precise fuel delivery. It also features a built-in pressure regulator to maintain the correct fuel pressure for optimal engine performance.

The GM 12642953 Passenger Fuel Injection Rail is a crucial component in maintaining the performance and longevity of your GM vehicle's engine. Whether you are a professional mechanic or a DIY enthusiast, this rail is an essential addition to your toolkit or parts inventory.

By installing a new fuel injection rail, you can help improve your vehicle's fuel economy, reduce emissions, and ensure smooth and reliable engine performance. Additionally, a replacement rail can help extend the life of your engine by preventing fuel delivery issues that can lead to costly repairs down the line.

In summary, the GM 12642953 Passenger Fuel Injection Rail is an essential component of the fuel delivery system in certain GM vehicles. It is made of high-strength materials, designed for durability and efficient fuel distribution, and features a robust mounting system and built-in pressure regulator for reliable operation. Installing a new fuel injection rail can help improve engine performance, extend engine life, and promote fuel efficiency.

Pros and Cons of Buying a GM 12642953 Passenger Fuel Injection Rail

The GM 12642953 Passenger Fuel Injection Rail is a crucial component in the fuel delivery system of certain General Motors vehicles. Replacing a faulty fuel rail can help improve engine performance and fuel efficiency. However, like any automotive part, it comes with advantages and disadvantages.

1. Improved Engine Performance: A new fuel rail ensures proper fuel pressure and delivery to the engine, enhancing combustion efficiency and overall engine performance.

2. Better Fuel Economy: By improving combustion efficiency, a new fuel rail can result in better fuel economy, saving you money on gas.

3. Reliability: A new fuel rail is less likely to experience leaks or other issues that can cause engine performance problems.

4. Reduced Emissions: Improved combustion efficiency means fewer unburned hydrocarbons, leading to a reduction in harmful exhaust emissions.

1. Cost: Replacing a fuel rail can be a costly repair, especially if you choose to use an OEM (Original Equipment Manufacturer) part like the GM 12642953.

2. Labor Costs: The installation of a new fuel rail requires specialized tools and knowledge, adding to the overall cost.

3. Potential for Additional Repairs: A faulty fuel rail may be a symptom of a larger issue within the fuel delivery system, requiring additional repairs.

The GM 12642953 Passenger Fuel Injection Rail offers considerable benefits, such as improved engine performance, better fuel economy, reliability, and reduced emissions. However, these advantages come at a cost, both in terms of the parts and labor required for installation. Ultimately, the decision to purchase a new fuel rail depends on the specific needs of your vehicle and your budget. If you're experiencing engine performance issues or notice a decrease in fuel economy, investing in a new fuel rail may be worthwhile. If your vehicle is running well and you're not concerned with these potential improvements, you may choose to delay the purchase.

If you're experiencing engine performance issues or notice a significant decrease in fuel economy, it's recommended to consult with a certified mechanic to diagnose the root cause of the problem. They may recommend replacing the fuel rail as part of the repair process. If you decide to proceed with the purchase, consider shopping around for aftermarket options to find the most cost-effective solution while ensuring compatibility with your vehicle.

part # 12642953 prices

• $110.00-$250.00

specifications injectiopug:

• for years: 2014-2025
• brand: Gm Genuine Parts
• part type: Fuel
• oem part number: 12642953
• year: 2014 2015 2016 2017 2018 2019 2022 2023 2024 2025
• manufacturer warranty: 1 Year
• fitment type: Direct Replacement
• genuine oem: Yes
• make: Cadillac
• placement on vehicle: Right
• item height: 4.75 In
• item weight: 1.59 Lb.

general injectiopug:

• condition: New
• Air Fuel Delivery > Fuel Injection Parts > Additional Fuel Injection Parts

returns injectiopug:

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

seller injectiopug:

• # reviews: 33471
• rating: 99.3%

offer injectiopug:

• availability: In Stock
• quantity: 1
• sold: 0
• options: Ship-to-home
• started: May 30, 2026

shipping injectiopug:

• cost: $0.00
• service: FedEx Ground / FedEx Home Delivery
• carrier: FedEx
• type: Fixed
• transit: 12-19 Days
• class: Standard

payments injectiopug:

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

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