Restore Your Escalade’s Performance and Reliability
Is your 2008-2009 Cadillac Escalade suddenly stalling, hesitating, or refusing to start? Before you condemn the fuel pump, the real culprit is often the Fuel Pump Control Module (FPCM), also known as a Fuel System Control Module (FSCM). In my 20+ years as a technician, I’ve seen countless vehicle owners and even professional shops misdiagnose this issue, leading to wasted time and money on unnecessary fuel pump replacements. This module, often mounted on the frame rail, is exposed to harsh road conditions—water, salt, and debris—which leads to corrosion and internal failure.
This isn’t just a replacement part; it’s a complete, ready-to-install solution. We take the guesswork and dealer-level expenses out of the equation. Each module is professionally programmed with the latest GM software updates specifically for your vehicle. All we need is your Vehicle Identification Number (VIN) after purchase. This ensures perfect communication between the module and your vehicle’s powertrain control system, restoring proper fuel pressure regulation and engine performance from the moment you install it.
Real-World Repair Story
Real-World Repair Story
A customer brought in their ’08 Escalade ESV with a classic no-start condition. They had already replaced the in-tank fuel pump themselves, but the problem persisted. Their frustration was palpable. After hooking up my scan tool, I saw the tell-tale DTC U0109: ‘Lost Communication With Fuel Pump Control Module.’ A quick voltage check at the module confirmed it was receiving power but not sending a signal out. The original FPCM, located on the driver-side frame rail, was heavily corroded. We installed one of our pre-programmed modules, and the engine fired up on the first try. This saved the customer from another expensive, incorrect repair and got their luxury SUV back on the road in under an hour.
Is Your Escalade Showing These Signs?
A failing FPCM can mimic a bad fuel pump. If you’re experiencing any of the following, this module is the likely solution for your 2008-2009 Escalade FPCM issue:
- ✔ Engine cranks but will not start
- ✔ Stalling, especially under load or when coming to a stop
- ✔ Rough idle or engine hesitation
- ✔ Reduced engine power and poor acceleration
- ✔ Check Engine Light with codes like P069E, P0230, or U0109
- ✔ A fuel pressure gauge showing low or erratic readings
A Straightforward Guide to Installation
Replacing the FPCM is a job most DIYers can handle with basic tools. It’s typically located on the driver-side frame rail, near the spare tire. Following these steps will ensure a smooth installation.
- Safety First: Disconnect the negative terminal from your vehicle’s battery.
- Locate the Module: Find the old FPCM on the vehicle’s frame. On most GM trucks and SUVs, it’s on the left (driver’s) side.
- Disconnect Electrical Connectors: Carefully press the release tabs and unplug the electrical harnesses from the old module. Inspect the connectors for any corrosion or damage.
- Remove the Old Module: Unbolt the module from the frame. These bolts may be rusty, so applying a penetrating oil beforehand can be helpful.
- Install the New Module: Bolt your new, pre-programmed FPCM into the same location.
- Reconnect Everything: Plug the electrical connectors firmly into the new module until they click. Reconnect the negative battery terminal.
- Final Check: Turn the key to the ‘On’ position for a few seconds to allow the system to prime, then start the engine. Your vehicle should now run smoothly.
Verified Compatibility for Your GM Vehicle
This module is a direct replacement for a wide range of General Motors vehicles, programmed specifically for your VIN. It is compatible with part numbers 13501024, 15213110, 20759945, 20850907, 25785013, 25854536, 25866052, and 25967325. Please confirm your vehicle is on the list below:
- Cadillac Escalade, Escalade ESV, Escalade EXT (2008-2009)
- Chevrolet Avalanche 1500, Silverado 1500, Suburban 1500, Tahoe (2008-2009)
- Chevrolet Colorado, Traverse (2009)
- Chevrolet Express 1500 Van (2008-2009)
- GMC Acadia, Canyon, Sierra 1500, Sierra Denali, Yukon, Yukon XL 1500 (2008-2009)
- GMC Savana 1500 Van (2008-2009)
- Hummer H2, H3 (2008-2009)
- Buick Enclave (2009)
- Saturn Outlook (2009), Vue (2008-2009)
- Silverado/Sierra 1500 (New Style) (2007)
Ordering a pre-programmed 2008-2009 Escalade FPCM is the most efficient way to solve your fuel delivery problems and restore your vehicle’s dependability. Don’t let a small electronic module keep your truck or SUV sidelined.
Frequently Asked Questions
Real-World Repair Story
A customer brought in their ’08 Escalade ESV with a classic no-start condition. They had already replaced the in-tank fuel pump themselves, but the problem persisted. Their frustration was palpable. After hooking up my scan tool, I saw the tell-tale DTC U0109: ‘Lost Communication With Fuel Pump Control Module.’ A quick voltage check at the module confirmed it was receiving power but not sending a signal out. The original FPCM, located on the driver-side frame rail, was heavily corroded. We installed one of our pre-programmed modules, and the engine fired up on the first try. This saved the customer from another expensive, incorrect repair and got their luxury SUV back on the road in under an hour.