2008 – 2012 Buick Enclave Body Control Module (BCM) 20815898 – Pre-Programmed to Your VIN with One-Year Warranty from Highway71AutoParts.com
Imagine cruising through a rainy evening in your 2008 Buick Enclave, only for the headlights to flicker erratically, door locks to fail, or the security system to trigger false alarms—classic signs of a failing Body Control Module. If you’re searching “how to fix intermittent electrical issues in 2008-2012 Buick Enclave BCM” or “replacing BCM to clear dashboard warning lights,” this pre-programmed BCM is your reliable solution. It matches part number 20815898 and works with a wide range of GM vehicles, ensuring seamless integration. By addressing these glitches, it restores smooth operation, preventing breakdowns that could leave you stranded. Drawing from years in the shop, I’ve seen how a faulty BCM disrupts everything from wipers to power windows, especially in older models exposed to moisture or wear.
Common Issues & How This Fixes Them
Owners of 2008-2012 Buick Enclaves often face frustrating symptoms like non-responsive key fobs, erratic interior lighting, or persistent DTC codes related to body functions. These stem from BCM degradation, where internal circuits corrode over time, causing communication failures with sensors. For instance, if your Enclave’s alarm goes off randomly, it might be a BCM glitch misreading door sensors, leading to drained batteries or security lockouts.
Another common headache is malfunctioning power accessories—think windows that won’t roll down or mirrors that don’t adjust. This BCM replacement clears those DTC codes efficiently, recalibrating systems to GM specs and improving overall electrical reliability. In towing scenarios, a stable BCM ensures trailer lights work flawlessly, enhancing safety on long hauls.
From my experience, voltage spikes from alternator issues can fry the module, but this unit, flashed with the latest GM updates, offers robust protection. It resolves anti-theft system errors too, preventing no-start conditions that plague high-mileage Enclaves. By swapping it in, you eliminate these pains, restoring factory-like performance without guesswork.
Key Features & Benefits
- Pre-flashed with newest GM software using your VIN for exact vehicle matching, eliminating programming hassles at the shop.
- Supports multiple part numbers like 10382479, 15093910, and more, ensuring broad compatibility across GM models.
- One-year warranty backs your purchase, giving peace of mind against defects in demanding conditions like winter driving.
- Improves system reliability, such as consistent power distribution to accessories, which boosts daily drivability and resale value.
- Clears persistent DTC codes related to body controls, saving on diagnostic fees and preventing cascading electrical failures.
- No core charge needed—simply provide your VIN post-purchase for tailored setup, streamlining the process for DIY enthusiasts.
Easy Installation Guide
- Provide your VIN after purchase so we can program the BCM with the latest GM updates before shipping.
- Disconnect the battery to ensure safety, then locate the BCM on the left-hand dash in your Enclave.
- Remove the old module by unplugging connectors and unscrewing mounts—use a trim tool to avoid damaging panels.
- Install the new BCM, reconnecting all harnesses securely, and reconnect the battery.
- Perform any necessary relearns: If a no-start occurs due to anti-theft, cycle the key from off to on three times, waiting 10 minutes each cycle.
- Test all functions like lights, locks, and accessories to confirm operation.
Fitment Details
Compatible with:
2008 – 2012 Buick Enclave
Verify part numbers; provide VIN for confirmation. No core charge required.
Don’t let BCM failures sideline your Enclave—grab this pre-programmed module today to reclaim reliable performance and clear those nagging codes. Order now from Highway71AutoParts.com and drive with confidence!