Restore Your Vehicle’s Reliability and Performance
Are you struggling with frustrating engine stalls, a vehicle that won’t start, or an illuminated Check Engine Light? A faulty Fuel System Control Module (FSCM) is often the culprit, disrupting the critical communication between your engine’s computer and the fuel pump. This module is the definitive solution, designed to get your GM vehicle back on the road quickly and reliably. It arrives at your door fully programmed to your specific Vehicle Identification Number (VIN), making installation a straightforward, plug-and-drive process without the need for an expensive trip to the dealership.
Common Symptoms & Your Direct-Fit Solution
If your vehicle is experiencing any of the following, a failing FSCM is the likely cause. This part is engineered to resolve these exact issues, including common Diagnostic Trouble Codes (DTCs) like P069E, P0230, U0109, or P0606.
- Engine cranks but fails to start
- Stalling while driving, especially under load
- Hesitation or sputtering during acceleration
- Reduced engine power and poor fuel economy
- Active Check Engine Light with fuel system codes
This Programmed 20791901 Fuel System Control Module is your direct-fit answer, restoring precise fuel pressure control and bringing your engine’s performance back to factory specifications.
Features & Tangible Benefits
- ✔ Plug & Drive Installation: This module is professionally flashed with the latest GM software using your vehicle’s VIN. This critical step is done *before* shipping, saving you from costly dealer programming or the need for specialized scan tools.
- ✔ Restored Engine Performance: By ensuring the fuel pump receives the correct voltage and commands, this module restores crisp throttle response, smooth idling, and reliable starting.
- ✔ Direct OEM-Quality Fit: Engineered to be a perfect replacement for original part numbers 20791901, 20827745, 20877116, and 20850927, guaranteeing a perfect fit and seamless integration with your vehicle’s wiring harness.
- ✔ Eliminate Guesswork: Stop chasing down complex fuel system gremlins. Replacing a faulty FSCM is a common and effective repair for a wide range of GM trucks, SUVs, and sedans.
- ✔ Peace of Mind: This unit is backed by our one-year replacement warranty. Drive with confidence knowing your repair is protected.
An Expert’s Insight on FSCM Failure
As a technician with over two decades of experience, I’ve seen countless Fuel System Control Modules fail. On many GM trucks and SUVs, these modules are mounted on the frame rail, exposing them to years of road salt, water, and vibration. This leads to internal corrosion and eventual failure, causing the exact intermittent stalling and no-start conditions that leave drivers stranded. The pre-programming service we offer is a game-changer for the DIY mechanic and independent shop alike. It transforms a complex, multi-step repair into a simple bolt-on, plug-in job, saving you significant time, money, and frustration.
Frequently Asked Questions
Why do I need to provide my VIN?
Your Vehicle Identification Number (VIN) is essential because it allows us to load the exact, vehicle-specific software and calibrations from GM. This ensures the Programmed 20791901 Fuel System Control Module communicates perfectly with your vehicle’s other computers, for a seamless, error-free installation.
Is this a direct replacement for my original module?
Yes. This module is a direct replacement for several original GM part numbers, including 20791901, 20827745, 20877116, and 20850927. Please check your original part to confirm one of these numbers is present.
Where is the FSCM located on my vehicle?
Location varies by model. On most trucks and large SUVs (like the Silverado, Tahoe, or Escalade), it’s typically mounted on the driver’s side frame rail, near the spare tire. On cars and crossovers (like the Regal, CTS, or Acadia), it is often found in the trunk or rear quarter panel area, behind an interior trim panel.
Will this fix my P069E check engine light code?
The code P069E (Fuel Pump Control Module Commanded OFF) is a very strong indicator that the FSCM has failed. While proper diagnosis is always recommended, replacing the module is the most common and effective repair for this specific code.
What is the installation process like?
Once you locate the module, the physical installation is typically straightforward. You will need to disconnect the negative battery terminal, unplug the electrical connectors, and unbolt the old module. Then, simply bolt the new one in its place, reconnect the connectors and battery, and you’re ready to go. No post-installation programming is required.