Restore Your Van’s Electrical System with a Plug-and-Play Solution
If you’re dealing with bizarre and frustrating electrical problems in your 2008-2012 Chevrolet Express 1500, a failing Body Control Module (BCM) is often the culprit. As the central command center for your vehicle’s body electronics, a faulty BCM can cause a cascade of issues that seem unrelated. This isn’t just an inconvenience; it can affect the safety and reliability of your work van or family vehicle. This replacement BCM, part number 25910474, is the definitive fix, and our included cloning service makes the repair process as simple as possible.
Forget about expensive dealership visits and towing fees. We handle the programming for you before we ship. Simply provide your vehicle’s VIN at checkout, and we will flash this module with the latest GM software specific to your Express 1500. We transfer the critical data from your original BCM to this replacement unit, making it a true plug-and-play installation. This ensures all your vehicle’s original features and security information are retained, saving you time, money, and headaches.
Case Study: A Tricky Diagnosis
A customer brought in their 2011 Express 2500 work van last month with a list of strange symptoms: the dome light would stay on, the driver’s side power window worked intermittently, and the horn would randomly go off when locking the doors. They had already replaced the battery and checked fuses with no luck. A scan showed several communication error codes (U-codes) pointing to the BCM. After confirming power and ground to the module were good, we identified the BCM as the point of failure. A cloned module like this one had them back on the road to their next job in under an hour, with all electrical gremlins gone for good.
Is Your Express Van Showing These Symptoms?
- ✔ Erratic or non-functional interior/exterior lights (dome lights, headlights).
- ✔ Power windows or door locks behaving unpredictably or not working at all.
- ✔ The security system light staying on or preventing the vehicle from starting.
- ✔ The radio or instrument cluster display flickering or going blank.
- ✔ Diagnostic trouble codes (DTCs) related to communication errors, such as U0140, U0155, or U0164.
- ✔ Wipers or horn activating on their own.
A Straightforward Guide to Installation
Installing your new 2008-2012 Express 1500 BCM is a manageable job for a DIYer with basic tools. In most Express and Savana vans, the BCM is located behind the center dash panel.
- Safety First: Always disconnect the negative terminal from your vehicle’s battery before working on any electronic components.
- Access the Module: Carefully remove the dash trim panels around the radio and climate controls to gain access to the BCM. It is typically mounted to a bracket in this area.
- Disconnect and Remove: Unplug the electrical connectors from the old BCM. They have locking tabs that need to be depressed. Once disconnected, unbolt the module from its mounting bracket.
- Install the New BCM: Mount the new, pre-programmed BCM onto the bracket and securely reconnect all electrical connectors. You should hear a ‘click’ as they lock into place.
- Final Steps: Reassemble the dash panels and reconnect the negative battery terminal. Start the vehicle to confirm that the electrical issues are resolved.
Important Post-Installation Note: While our cloning service handles the main programming, some vehicles may require additional relearn procedures. For example, if the airbag light is on, a professional scan tool is needed to perform the ‘Setup SDM Primary Key in BCM’ function. A ‘Brake Pedal Position Relearn’ may also be necessary on certain models. Always consult a service manual for your specific vehicle if you are unsure.
Verified Vehicle Compatibility
This BCM is a direct replacement for part number 25910474 and is compatible with a wide range of General Motors vehicles. While this listing is for the 2008-2012 Express 1500 BCM, please verify your original part number against our extensive cross-reference list to ensure perfect fitment for your specific car, truck, or SUV.
Interchangeable Part Numbers: 10382479, 15093910, 15276271, 15299986, 15819552, 15828601, 15837419, 15872388, 15872421, 15880684, 15921352, 15921353, 15948438, 15948439, 20815898, 20839063, 20864767, 20864768, 20921435, 20921436, 20935349, 22860591, 25826124, 25826125, 25847588, 25847589, 25892622, 25910474, 25934762, 25934763, 95151084
Fits Models Including:
ACADIA 07-12, AVALANCHE 1500 10, CAPRICE 11-13, CAPTIVA SPORT 12, CTS 08-13, DTS 06-11, ENCLAVE 08-12, EQUINOX 07-09, ESCALADE 10, ESCALADE ESV 10, ESCALADE EXT 10, EXPRESS 1500 VAN 08-12, EXPRESS 2500 VAN 08-12, EXPRESS 3500 VAN 08-12, G8 08-09, HUMMER H2 08-09, IMPALA 06-13, LUCERNE 06-11, MONTE CARLO 06-07, OUTLOOK 07-10, SAVANA 1500 VAN 08-12, SAVANA 2500 VAN 08-12, SAVANA 3500 VAN 08-12, SRX 07-09, STS 10, SUBURBAN 1500 10, TAHOE 10, TORRENT 07-09, TRAVERSE 09-12, VUE 08-10, YUKON 10, YUKON XL 1500 10
Frequently Asked Questions
Do I need to send my original BCM to you?
No, this is not a repair service for your part. This is a cloning service for a replacement part we provide. We use your VIN to program our module before shipping it to you. You keep your old module until the new one arrives, minimizing vehicle downtime.
What is the cloning service and why do I need it?
The cloning service transfers your vehicle’s specific configuration, security data, and mileage from your old BCM’s file (which we access using your VIN) to the new one. This makes the module plug-and-play and avoids a mandatory, expensive programming session at a GM dealership.
Why do you need my VIN?
Your Vehicle Identification Number (VIN) allows us to access the correct GM software and vehicle-specific options. This ensures the BCM we send is programmed perfectly for your truck’s exact configuration, including features like power windows, keyless entry, and security system.
Will this fix a no-start problem?
In many cases, yes. The BCM is tied into the vehicle’s anti-theft system (Passlock/VATS). A failing BCM can prevent the engine computer from getting the ‘all clear’ signal to start. If your security light is on and the vehicle won’t crank, the BCM is a very likely cause.
What if I still have an airbag light on after installation?
This can happen occasionally. It means the new BCM and the airbag module (SDM) need to be electronically ‘introduced’. A professional technician with a high-end scan tool will need to perform the ‘Setup SDM Primary Key in BCM’ procedure to resolve this.