2010 Avalanche 1500 Body Control Module 15948438 Programmed To Your VIN VIN BCM

2010 Chevrolet Avalanche 1500 Body Control Module (BCM) 15948438 – Pre-Programmed to Your VIN with One-Year Warranty from Highway71AutoParts.com

Ever dealt with erratic dashboard lights flickering during a heavy snowstorm in your 2010 Chevrolet Avalanche 1500, leaving you stranded on a backroad? Or wondered, “Why won’t my power windows respond after a battery swap in my GM truck?” These frustrating BCM failures often stem from water intrusion or electrical shorts, disrupting everything from door locks to interior lighting. As a seasoned auto repair advisor who’s diagnosed countless modules in GM vehicles, I’ve seen how a faulty body control module can turn a reliable Avalanche into a headache, especially for towing heavy loads in tough conditions. Our pre-programmed BCM, part number 15948438, arrives flashed with the latest GM updates using your VIN for seamless compatibility. It matches numerous interchangeable numbers like 10382479, 15093910, and 25892622, ensuring it fits not just your Avalanche but also models like the Tahoe or Yukon from 2007-2013. This direct replacement clears persistent DTC codes, restores electrical stability, and boosts overall system reliability—think smoother anti-theft functions and improved towing performance without random shutdowns.

Key Features & Benefits

• Arrives fully programmed to your exact VIN, incorporating the newest GM software for flawless integration and eliminating setup hassles right out of the box.
• Backed by a one-year warranty, giving you peace of mind for daily drives or long hauls in your Avalanche 1500.
• No core charge needed—simply provide your VIN post-purchase, and we handle the flashing before shipping, saving you time and extra costs.
• Enhances vehicle security by optimizing anti-theft systems, which is crucial for truck owners facing exposure to harsh weather or remote parking.
• Improves electrical efficiency, potentially resolving issues like intermittent wiper failures or headlight glitches that plague older GM modules.
• Supports better diagnostic troubleshooting, helping clear error codes related to body functions and preventing unnecessary trips to the shop.

Common Issues & How This Fixes Them

In my two decades fixing GM trucks, BCM problems in the 2010 Avalanche 1500 often show up as non-responsive power accessories—doors that won’t lock remotely or windows stuck mid-roll. This usually traces back to corrosion from moisture seeping into the under-steering-column location, especially after off-road adventures or winter salt exposure. Another common headache? Random no-start conditions tied to immobilizer faults, where the module fails to communicate with the key fob, leaving you questioning, “How do I fix a BCM-related security light in my Chevrolet Avalanche?” Effects include compromised safety features, like erratic airbag warnings, and reduced towing reliability during heavy loads. Our pre-flashed BCM addresses these by restoring full control over body electronics, clearing DTC codes like B1370 or U0140, and preventing voltage spikes that damage connected systems. For instance, one client towed trailers flawlessly post-replacement, avoiding the breakdowns that once sidelined his rig. Expert tip: Scan for codes before swapping to confirm the BCM is the culprit, and always check wiring harnesses for wear—I’ve saved folks hundreds by spotting frayed connections early.

Easy Installation Guide

1. Provide your VIN immediately after purchase so we can program the BCM with the latest GM updates tailored to your 2010 Chevrolet Avalanche 1500.
2. Disconnect the battery to ensure safety, then locate the BCM under the steering column—remove any panels carefully to avoid damaging clips.
3. Unplug the old module by releasing connectors gently, noting their positions, and install the new one in reverse order for a secure fit.
4. Reconnect the battery and perform a key cycle: Turn the ignition on for 10 seconds, off for 5, and repeat three times to initiate basic relearn if no-start occurs (theft relearn per GM standards is only needed for persistent immobilizer issues).
5. Reset the airbag warning light by running the ‘Setup SDM Primary Key in BCM’ procedure with a diagnostic tool, and check for brake pedal recalibration if your vehicle requires it for optimal safety.
6. Test all functions like lights, locks, and windows; consult your manual or a pro if variances arise, as steps can differ slightly by trim.

Fitment Details

Don’t let a failing BCM compromise your 2010 Avalanche 1500’s performance—grab this pre-programmed replacement today to restore reliability and hit the road confidently. Order now from Highway71AutoParts.com and experience hassle-free fixes that keep your truck running strong.