
- Essential for Optimal Performance: This hose is specifically designed for 2011-2016 LML Duramax engines to ensure the precise regulation of fuel pressure.
- Proactive Maintenance: Replacing this hose is a recommended part of your vehicle's fuel management system maintenance, especially when you are replacing the fuel pressure regulator.
- Preventative Measure: By replacing a worn or aged hose, you can help prevent potential fuel pressure issues that could impact your vehicle's overall performance and fuel economy.
- Genuine GM Quality: The GM 12636275 ensures you are installing a high-quality, reliable part that is an exact fit for your vehicle, maintaining the integrity of your engine's design.

Your 2011-2016 LML Duramax is a powerful machine, and to ensure it continues to operate at its peak performance, every component, no matter how small, plays a critical role. The GM 12636275 Fuel Pressure Regulator Vacuum Hose is one such part. This hose is a vital component of your vehicle's fuel management system, connecting to the fuel injection pressure regulator to ensure the proper regulation of fuel pressure. Over time, hoses can degrade due to heat, pressure, and exposure to various fluids, potentially leading to a loss in fuel efficiency or even engine performance issues. By proactively replacing this hose, you're not just performing maintenance; you're safeguarding the very heart of your engine's fuel delivery system.
Essential for Optimal Performance: This hose is specifically designed for 2011-2016 LML Duramax engines to ensure the precise regulation of fuel pressure.
Proactive Maintenance: Replacing this hose is a recommended part of your vehicle's fuel management system maintenance, especially when you are replacing the fuel pressure regulator.
Preventative Measure: By replacing a worn or aged hose, you can help prevent potential fuel pressure issues t[...]
- Essential for Optimal Performance: This hose is specifically designed for 2011-2016 LML Duramax engines to ensure the precise regulation of fuel pressure.
- Proactive Maintenance: Replacing this hose is a recommended part of your vehicle's fuel management system maintenance, especially when you are replacing the fuel pressure regulator.
- Preventative Measure: By replacing a worn or aged hose, you can help prevent potential fuel pressure issues that could impact your vehicle's overall performance and fuel economy.
- Genuine GM Quality: The GM 12636275 ensures you are installing a high-quality, reliable part that is an exact fit for your vehicle, maintaining the integrity of your engine's design.