2006 – 2013 Chevrolet Impala Body Control Module (BCM) 20935349 – Pre-Programmed to Your VIN with One-Year Warranty from Highway71AutoParts.com
Ever dealt with your 2006-2013 Chevrolet Impala refusing to start on a chilly morning, or the interior lights flickering erratically during a rainstorm? These frustrations often stem from a faulty Body Control Module (BCM), the central hub managing everything from power windows to security systems in your sedan. If you’re searching for “how to fix BCM issues in 2006-2013 Impala” or “best replacement BCM for Chevrolet Impala electrical problems,” this pre-programmed unit, part number 20935349, is your reliable solution. It’s flashed with the latest GM updates using your VIN for seamless compatibility, eliminating guesswork and clearing persistent DTC codes like U0140 or B1370. Drawing from over two decades in auto diagnostics, I’ve seen countless Impala owners regain smooth operation—think restored anti-theft functionality that improves daily reliability, especially for city commuting or family road trips. This module not only resolves symptoms but enhances overall vehicle communication, potentially boosting fuel efficiency by optimizing accessory loads.
Common Issues & How This Fixes Them
In my years troubleshooting GM vehicles like the Impala, BCM failures often manifest as intermittent no-start conditions, where the engine cranks but won’t fire due to disrupted immobilizer signals—common in models from 2006 to 2013 exposed to moisture or high mileage. Another frequent headache is erratic power accessories; doors might not lock properly, or headlights dim unexpectedly, traced back to corroded BCM circuits causing communication errors with other modules. I’ve encountered scenarios where dashboard warning lights, including the airbag indicator, stay illuminated post-battery replacement, signaling a need for recalibration. This replacement BCM addresses these by integrating fresh firmware that clears DTC codes and restores network integrity, improving towing reliability if you haul light loads. For instance, one client with a 2010 Impala reported resolved window malfunctions after install, preventing costly dealer visits. Expert tip: Scan for codes before swapping to confirm BCM as the culprit, saving time on misdiagnoses.
Key Features & Benefits
- Arrives pre-flashed to your exact VIN, ensuring plug-and-play compatibility without dealership programming hassles.
- Incorporates newest GM software updates, which can resolve lingering issues like faulty theft deterrent systems and enhance module communication.
- Supports a wide array of interchangeable part numbers, including 10382479, 15880684, and 25934763, for versatile fit across GM models.
- Comes with a robust one-year warranty, backed by no core charge policy to keep costs down and simplify your repair.
- Boosts vehicle safety by properly interfacing with airbag systems, potentially clearing persistent warning lights after setup.
- Optimizes electrical efficiency, leading to fewer battery drains and better performance in extreme weather conditions common to Impala owners.
Easy Installation Guide
- Provide your VIN immediately after purchase so we can program the BCM with the latest GM updates tailored to your 2006-2013 Impala.
- Disconnect the battery to ensure safety, then locate the BCM on the left-hand dash side—remove any obstructing panels carefully.
- Unplug the old module and connect the new one, securing all connectors firmly to avoid loose connections that could trigger codes.
- Reconnect the battery and perform initial checks; if airbag light persists, use a diagnostic tool for the ‘Setup SDM Primary Key in BCM’ procedure to reset it.
- For some Impalas, recalibrate the brake pedal position sensor via a scan tool to maintain optimal braking response and safety features.
- Test all functions like lights, locks, and starting; consult your manual or a tech if variations arise, as steps can differ slightly by year.
Fitment Details
Compatible with:
2006 – 2013 Chevrolet Impala
Verify part numbers; provide VIN for confirmation. No core charge required.
Don’t let BCM woes sideline your reliable Impala any longer—grab this pre-programmed module today to restore seamless operation and peace of mind. With expert-backed quality and easy setup, you’ll be back on the road confidently. Order now from Highway71AutoParts.com and experience the difference!