Is Your Savana 1500 Plagued by Electrical Gremlins?
If you’re dealing with flickering dash lights, power windows with a mind of their own, a security system that won’t cooperate, or even a frustrating no-start condition, the problem often points directly to a failing Body Control Module (BCM). As the central command for your van’s electronics, when the BCM falters, it can cause a cascade of confusing and costly issues. For a workhorse like the Savana 1500, downtime isn’t an option.
“A customer’s 2011 Savana 1500 work van came into my shop last month. The driver was losing jobs because it would randomly refuse to start, yet the battery and alternator tested perfectly. His dash lights would flicker erratically. After ruling out the usual suspects, we traced it to the BCM. A failing internal relay was causing intermittent power loss to the fuel pump and ignition systems. Swapping in a properly programmed BCM had him back on the road, reliably, the same afternoon.”
The Direct-Fit, Programmed Solution
Forget expensive dealership visits and programming fees. This Body Control Module is the straightforward solution you need. We take the hassle out of the repair by programming the module to your van’s specific Vehicle Identification Number (VIN) before we ship it. This ensures it communicates perfectly with your vehicle’s other systems right out of the box. You’re not just buying a part; you’re buying a complete, ready-to-install solution.
Common Symptoms of a Failing BCM:
- ✔ Erratic or non-functional interior/exterior lights
- ✔ Power windows, locks, or mirrors not working correctly
- ✔ Intermittent no-start or stalling issues
- ✔ False security system alarms or activation problems
- ✔ Warning lights on the dashboard (including Airbag/SRS)
- ✔ Inoperative radio or climate controls
Simple Installation for the DIYer or Professional
Installing your new 2008-2012 Savana 1500 Body Control Module is a manageable job. The BCM is typically located in the center dash area. Follow these general steps for a successful replacement:
- Safety First: Always disconnect the negative terminal from your vehicle’s battery and wait a few minutes to allow the systems to discharge.
- Locate the BCM: On the Savana/Express vans, the BCM is usually found behind the lower center dash panel, often near the diagnostic port.
- Disconnect and Remove: Carefully unplug the electrical connectors. They have locking tabs that must be depressed to be released. Once disconnected, unbolt or unclip the old module and remove it.
- Install the New Module: Seat the new, pre-programmed BCM in the mounting location and securely reconnect all electrical harnesses. Ensure they click into place.
- Reconnect Power: Reattach the negative battery terminal.
Important Final System Checks
After installation, a couple of final steps, known as relearn procedures, are necessary to ensure all systems are synchronized. This is standard for this repair on GM vehicles.
- Airbag System Sync: If the airbag warning light is on, a ‘Setup SDM Primary Key in BCM’ procedure must be performed with a compatible high-end scan tool. This re-establishes the security handshake between the new BCM and the airbag system’s Sensing and Diagnostic Module (SDM).
- Brake Pedal Position Sensor: Some vehicles may require a recalibration of the brake pedal position sensor. This ensures the brake lights and stability control systems receive accurate input.
Guaranteed Compatibility
This module is a direct replacement for part number 25910474 and is interchangeable with a wide range of other GM part numbers. Please provide your VIN upon purchase to guarantee we send you a perfectly matched and programmed unit.
This unit replaces the following 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
This 2008-2012 Savana 1500 Body Control Module also fits a wide variety of other GM vehicles, including:
Acadia, Avalanche, Caprice, Captiva Sport, CTS, DTS, Enclave, Equinox, Escalade, Express, G8, Hummer H2, Impala, Lucerne, Monte Carlo, Outlook, SRX, STS, Suburban, Tahoe, Torrent, Traverse, Vue, Yukon, and more. Please verify your part number to confirm fitment.