If your GM truck or SUV is suddenly stalling, hesitating, or refusing to start, the problem might not be the fuel pump itself. Over my 20+ years in automotive repair, I’ve seen countless vehicle owners and even professional shops replace a perfectly good fuel pump, only to have the same frustrating issues return. The real culprit is often a faulty Fuel Pump Control Module (FPCM), and this pre-programmed module is the definitive, hassle-free solution.
This isn’t just a replacement part; it’s a complete fix. We take the guesswork and extra cost out of the repair by programming this module specifically to your vehicle’s VIN before we ship it. This means it arrives at your door with the latest GM software updates, ready for a true plug-and-play installation. You get to skip the expensive trip to the dealership for programming, saving you both time and money.
Common Signs of a Failing FPCM
- ✔ Engine stalls unexpectedly, especially while driving.
- ✔ Vehicle cranks but won’t start, or takes a long time to start.
- ✔ Loss of power and hesitation during acceleration.
- ✔ A noticeable whining sound from the fuel pump area.
- ✔ Check Engine Light with diagnostic trouble codes (DTCs) such as P069E, P0230, or U0109 (Loss of Communication with Fuel Pump Control Module).
- ✔ Inconsistent fuel gauge readings or a fuel gauge that drops to empty.
Case Study: A Tricky Diagnosis
A 2008 Chevy Tahoe came into my shop with a classic no-start complaint. The owner had already replaced the fuel pump himself, but the truck still wouldn’t fire up. He was convinced he got a bad pump. I connected my scan tool and found DTC U0109 active—no communication with the FPCM. Instead of checking the pump, I went straight to the module, located on the driver-side frame rail. It was heavily corroded from years of exposure to road salt and moisture. After installing a new, programmed FPCM, the truck started instantly. This is a perfect example of how the 2009 Acadia Fuel Pump Control Module can be the root cause, saving you from the cost and labor of an unnecessary fuel pump replacement.
A Straightforward Guide to Installation
Replacing the FPCM is a job most DIYers can handle. The module’s location varies slightly by vehicle model, so always confirm its position on your specific truck or SUV before you begin.
- Safety First: Disconnect the negative terminal from your vehicle’s battery.
- Locate the Module: On most GM trucks and full-size SUVs (Tahoe, Sierra, Silverado, Escalade), the FPCM is mounted on the driver-side frame rail, near the spare tire. On crossovers (Acadia, Traverse, Enclave), it’s often on a rear crossmember. On others (Colorado, Canyon), it’s on the rear center frame. Check your service manual for the exact location.
- Disconnect and Remove: Carefully unplug the electrical connectors. Be gentle, as the plastic tabs can become brittle. Then, unbolt the module from the frame.
- Install the New Module: Bolt the new, pre-programmed module into place. Ensure it is securely fastened.
- Reconnect: Plug the electrical connectors firmly into the new module. You should hear a click as they seat.
- Final Step: Reconnect the negative battery terminal. Turn the key to the ‘On’ position for 10-15 seconds to allow the system to initialize before starting the engine.
Will This Fit My Vehicle?
This module is a direct replacement for a wide range of General Motors vehicles. Please verify that your vehicle is on the list below. This part is compatible with the following part numbers: 13501024, 15213110, 20759945, 20850907, 25785013, 25854536, 25866052, and 25967325.
- GMC: Acadia (09), Sierra 1500 (07-09), Canyon (09), Sierra Denali (08-09), Yukon (08-09), Yukon XL 1500 (08-09)
- Chevrolet: Tahoe (08-09), Avalanche 1500 (08-09), Silverado 1500 (07-09), Traverse (09), Express 1500 Van (08-09), Suburban 1500 (08-09), Colorado (09)
- Cadillac: Escalade (08-09), Escalade EXT (08-09), Escalade ESV (08-09)
- Buick: Enclave (09)
- Hummer: H2 (08-09), H3 (09)
- Saturn: Outlook (09), Vue (08-09)
- GMC/Chevrolet Vans: Savana 1500 (08-09), Express 1500 (08-09)
Frequently Asked Questions
Why do I need to provide my VIN?
Your VIN (Vehicle Identification Number) is required so we can program the module with the correct, vehicle-specific software and the latest updates from GM. This ensures perfect compatibility and function right out of the box, eliminating the need for dealer programming.
Is this part difficult to install?
No, installation is straightforward for most individuals with basic mechanical skills. It involves disconnecting the battery, locating the old module on the frame, unplugging it, unbolting it, and then installing the new one in its place. No special tools are required.
What happens if I install it without programming?
An unprogrammed module will not work correctly. The vehicle’s main computer (ECM/PCM) will not be able to communicate with it, leading to a no-start condition and setting communication fault codes. Our pre-programming service solves this entire problem for you.
Could my issue be the fuel pump instead?
While possible, the FPCM is a very common failure point on these GM models and exhibits the exact same symptoms as a bad fuel pump. A key diagnostic clue is the presence of a U0109 trouble code. If you have this code, the FPCM is almost certainly the issue.