Restore Your Enclave’s Performance and Reliability
Is your 2010-2012 Buick Enclave experiencing frustrating and unpredictable issues like stalling, hesitation during acceleration, or a complete no-start condition? Before you consider replacing the entire fuel pump, the problem often lies with a faulty Fuel System Control Module (FSCM). This vital component, also known as a fuel pump driver module, is the brain behind your fuel delivery system. When it fails, it can starve your engine of fuel, leading to poor performance and leaving you stranded. In my 20+ years of experience, I’ve seen countless vehicle owners and even professional shops misdiagnose this issue, costing them time and money on unnecessary repairs.
This is the definitive solution. We offer a genuine GM Fuel System Control Module that arrives at your door completely programmed with the latest factory software. Simply provide us with your vehicle’s VIN during checkout, and our experts will flash the module specifically for your Enclave. This eliminates the need for expensive dealership programming, turning a complex electronic repair into a straightforward, plug-and-play installation you can perform right in your driveway.
Is Your Buick Enclave Showing These Signs?
- âś” Engine cranks but refuses to start
- âś” Sudden stalling, especially when coming to a stop or at idle
- âś” Hesitation or sputtering under acceleration
- âś” Reduced engine power and poor fuel economy
- âś” Check Engine Light with specific diagnostic trouble codes (DTCs) such as P069E, P025A, or U0109 (Lost Communication With Fuel Pump Control Module)
From the Diagnostic Bay: The Elusive Stalling Issue
A customer brought in their 2011 Enclave with a complaint that was driving them crazy: it would stall randomly at red lights. No pattern, no warning. They had already replaced the battery and cleaned the throttle body with no luck. After connecting my scan tool, I noticed a history code, P069E, stored in the ECM. This code points directly to a performance issue within the Fuel Pump Control Module circuit. Instead of just throwing a fuel pump at it, we tested the FSCM’s output. Sure enough, it was intermittently dropping voltage. We installed a new, pre-programmed module, and the problem was solved instantly. It’s a classic case where understanding the system saves hundreds on a misdiagnosis.
A Straightforward Guide to Installation
Replacing the 2010-2012 Enclave Fuel System Control Module is a manageable job for a confident DIYer. On the Buick Enclave, GMC Acadia, and Chevy Traverse, the module is typically located on the rear crossmember, accessible from underneath the vehicle.
- Safety First: Disconnect the negative terminal from your vehicle’s battery to prevent any electrical shorts.
- Locate the Module: Safely raise the rear of the vehicle and secure it with jack stands. Find the FSCM mounted to the rear crossmember, near the spare tire area.
- Disconnect and Remove: Carefully unplug the electrical connectors. Be gentle with the locking tabs, as they can become brittle over time. Then, remove the bolts or nuts securing the module to the frame.
- Install the New Module: Bolt the new, pre-programmed module into place. Reconnect the electrical connectors, ensuring they click securely.
- Final Steps: Lower the vehicle and reconnect the negative battery terminal. The vehicle is now ready to start with no further programming required.
Verified Vehicle Compatibility
This module, part number 20850927, is a direct replacement for part numbers 20791901, 20827745, and 20877116. It fits a wide range of GM vehicles. Please verify the specific notes for your model below:
AVALANCHE 1500 10-12 (LH frame rail)
CANYON 10-12 (rear center frame)
CAPTIVA SPORT 12 (LH rear compartment)
COLORADO 10-12 (rear center frame)
CTS 10-12 (LH rear compartment)
ENCLAVE 10-12 (rear crossmember)
ESCALADE & ESV & EXT 10-12 (LH frame rail)
EXPRESS 1500 VAN 10-12 (LH frame rail)
HUMMER H3 10 (rear frame)
IMPALA 12 (RH rear quarter panel)
LACROSSE 10-12 (RH rear trunk)
OUTLOOK 10
REGAL 11-12 (LH rear quarter interior)
SAVANA 1500 VAN 10-12 (LH frame rail)
SIERRA 1500 & DENALI 10-12 (LH frame rail)
SILVERADO 1500 PICKUP 10-12 (LH frame rail)
SUBURBAN 1500 10-12 (LH frame rail)
TAHOE 10-12 (LH frame rail)
TRAVERSE 10-12 (rear crossmember)
VUE 10 (RH rear engine compartment)
YUKON & YUKON XL 1500 10-12 (LH frame rail)
Frequently Asked Questions
Frequently Asked Questions
Do I need to do any programming after I receive this part?
No. This module is delivered fully programmed to your vehicle’s specific VIN with the latest GM software updates. It is a true plug-and-play solution, ready for installation right out of the box.
Why do you need my VIN?
Your Vehicle Identification Number (VIN) allows us to access the exact factory software, calibrations, and security information for your specific vehicle. This ensures perfect compatibility and function, just like a part from the dealership.
Where is the FSCM located on my 2011 Buick Enclave?
On the 2010-2012 Buick Enclave, the Fuel System Control Module is mounted on the rear subframe/crossmember, typically visible when looking up from behind the vehicle, near the spare tire.
Is this part the same as a fuel pump driver module?
Yes, Fuel System Control Module (FSCM) and Fuel Pump Driver Module (FPDM) are terms used interchangeably for the same component. Its job is to control the voltage sent to the in-tank fuel pump.