Restore Your Tahoe’s Reliability and Performance
Is your 2008-2009 Chevrolet Tahoe experiencing frustrating issues like stalling, hesitation during acceleration, or a complete no-start condition? Before you suspect the fuel pump itself, the culprit is often a failed Fuel Pump Control Module (FPCM), also known as a Fuel System Control Module (FSCM). Located on the driver-side frame rail, these modules are notoriously exposed to road salt, water, and debris, leading to corrosion and internal failure. This module is the direct, reliable solution to get your truck back on the road with confidence.
This isn’t just a replacement part; it’s a complete, ready-to-install solution. We take the hassle and expense out of the repair by pre-programming this module to your vehicle’s specific Vehicle Identification Number (VIN). When it arrives, it’s loaded with the latest GM software updates, ensuring optimal fuel pressure regulation and communication with your vehicle’s computer. You get a part that performs correctly right out of the box, with no need for an expensive trip to the dealership for programming.
From the Diagnostic Bay: The Hidden Culprit
A customer brought in a 2008 Silverado with classic ‘bad fuel pump’ symptoms: it would crank but not start, and sometimes it would stall while driving. They had already replaced the pump, but the problem persisted. A quick scan showed a U0109 (Lost Communication with FPCM) and a P069E (Fuel Pump Control Module Requested MIL Illumination) code. Instead of going back into the fuel tank, I went straight to the FPCM on the frame rail. The connectors were green with corrosion and the module case was swollen. After replacing it with a pre-programmed unit like this one, the truck fired right up and ran perfectly. It’s a 20-minute fix that saves hours of misdiagnosis.
Common Signs of a Failing FPCM
If you’re experiencing any of the following, a faulty FPCM is a likely cause. A failing module can often mimic a bad fuel pump, making proper diagnosis key.
- ✔ Engine cranks but will not start
- ✔ Stalling, especially under load or when coming to a stop
- ✔ Hesitation or stumbling during acceleration
- ✔ Reduced engine power and poor performance
- ✔ Check Engine Light with codes like P069E, P0230, or U0109
- ✔ A fuel pressure reading that is erratic or zero
A Straightforward Guide to Installation
Installing your new 2008-2009 Tahoe Fuel Pump Control Module is a job most DIYers can handle with basic tools. On most GM trucks and SUVs, it’s found on the driver-side frame rail, near the spare tire.
- Safety First: Disconnect the negative terminal from your vehicle’s battery.
- Locate the Module: Find the FPCM mounted to the inside of the driver-side frame rail. You may need to lower the spare tire for better access.
- Disconnect Wiring: Carefully unplug the electrical connectors. Inspect the connectors for any corrosion or damage; clean them with electrical contact cleaner if necessary.
- Remove the Old Module: Unbolt the module from the frame. These bolts can be rusty, so applying a penetrating oil beforehand is recommended.
- Install the New Module: Bolt your new, pre-programmed FPCM into place. Applying a dielectric grease to the connectors before plugging them in is a great pro-tip to prevent future corrosion.
- Reconnect and Test: Reconnect the battery terminal. Cycle the key to the ‘On’ position a few times to prime the fuel system, then start the engine to confirm the repair.
Verified Vehicle Compatibility
This module is a direct replacement for part numbers 13501024, 15213110, 20759945, 20850907, 25785013, 25854536, 25866052, and 25967325. It is guaranteed to fit the following vehicles:
- Chevrolet Tahoe: 2008-2009
- Chevrolet Avalanche 1500: 2008-2009
- Chevrolet Colorado: 2009
- Chevrolet Express 1500 Van: 2008-2009
- Chevrolet Silverado 1500 Pickup: 2007 (New Body Style), 2008-2009
- Chevrolet Suburban 1500: 2008-2009
- Chevrolet Traverse: 2009
- Cadillac Escalade / ESV / EXT: 2008-2009
- GMC Acadia: 2009
- GMC Canyon: 2009
- GMC Savana 1500 Van: 2008-2009
- GMC Sierra 1500 Pickup: 2007 (New Body Style), 2008-2009
- GMC Sierra Denali: 2008-2009
- GMC Yukon / Yukon XL 1500: 2008-2009
- Buick Enclave: 2009
- Hummer H2: 2008-2009
- Hummer H3: 2009
- Saturn Outlook: 2009
- Saturn VUE: 2008-2009
Ordering a reliable, pre-programmed 2008-2009 Tahoe Fuel Pump Control Module is the smartest way to fix your fuel delivery issues correctly the first time.
Frequently Asked Questions
Why do I need to provide my VIN?
Your VIN is required so we can program the module with the exact software and calibrations for your specific vehicle. This ensures it works perfectly out of the box and communicates correctly with your truck’s other computers, avoiding additional error codes.
Is this part difficult to install?
No, this is a very DIY-friendly repair. The module is typically located on the driver-side frame rail and is accessible with basic hand tools. Our installation guide above walks you through the simple process.
What happens if I install it without programming?
An unprogrammed module will not work. It won’t know how to regulate fuel pressure for your specific engine and vehicle configuration, leading to a no-start condition and communication error codes. Our pre-programming service handles this for you.
Could my issue be the fuel pump instead?
It’s possible, but the FPCM is a very common failure point on these GM vehicles due to its exposed location. Checking for FPCM-specific codes like U0109 or P069E is a good diagnostic step. If the module is visibly corroded, it’s almost certainly the problem.
Does this fit vehicles other than the 2008-2009 Tahoe?
Yes, this 2008-2009 Tahoe Fuel Pump Control Module is compatible with a wide range of GM trucks and SUVs, including the Silverado, Sierra, Yukon, Escalade, and more. Please see our detailed compatibility list above to confirm your vehicle.