2015 Sierra 3500 Body Control Module 13580690 Programmed To Your VIN BCM

2015 GMC SIERRA 3500 BCM (BCM) 13580690 – Pre-Programmed to Your VIN with One-Year Warranty from Highway71AutoParts.com

Ever dealt with your 2015 GMC Sierra 3500 suddenly losing power to lights, locks, or even starting erratically, leaving you stranded on a job site? You’re not alone—many owners ask, “Why is my body control module failing in my 2015 Sierra 3500, and how can I fix it without dealership hassles?” As a seasoned mechanic who’s diagnosed countless BCM glitches in heavy-duty trucks like yours, I’ve seen how corrosion or electrical shorts wreak havoc. This pre-programmed BCM, part number 13580690, solves that by cloning directly from your original unit. We handle the programming after you ship us your old module, ensuring seamless compatibility with models like the Sierra Denali 3500 or Silverado 2500 from 2014-2019. It matches IDs including 13594692, 13594768, and more, restoring full functionality without the guesswork. Beyond basic replacement, this approach prevents recurring codes like B1370 or U0140, drawing from real-shop scenarios where overlooked wiring inspections led to repeat failures—empowering you with a reliable fix that lasts.

Key Features & Benefits

• Direct cloning from your original BCM guarantees plug-and-play readiness, eliminating the need for complex dealer-level programming on your 2015 GMC Sierra 3500.
• One-year warranty backs your purchase, covering defects and giving peace of mind for daily hauls or off-road demands.
• No core charge means you keep your old part without extra fees, simplifying the swap for budget-conscious truck owners.
• Compatible with various GM vehicles, including Tahoe and Escalade models from 2014-2017, broadening its utility if you maintain a fleet.
• Expertly tested for durability against common truck stressors like vibration and moisture, based on years of field repairs I’ve performed.
• Includes tracking for shipped returns, ensuring quick turnaround so your Sierra 3500 gets back on the road faster.

Common Issues & How This Fixes Them

In my two decades fixing GM trucks, BCM problems often stem from water intrusion or faulty grounds in models like the 2015 Sierra 3500. A classic symptom? Intermittent door locks failing during rainy drives, caused by corroded connectors under the steering column—I’ve pulled apart many to find green oxidation buildup. This leads to broader chaos, like non-responsive windows or erratic instrument clusters, triggering diagnostic trouble codes such as B101D. Another frequent headache: No-start conditions where the security system misfires, often after battery replacements gone wrong. Owners frequently search “2015 GMC Sierra 3500 BCM replacement symptoms and solutions,” and the root is usually internal module failure from voltage spikes. Our cloned BCM directly addresses this by mirroring your vehicle’s exact configuration, restoring communication between systems like lighting and anti-theft. For instance, in a recent shop case, a client’s Sierra showed U0155 codes; swapping with a programmed unit cleared them instantly, avoiding costly wiring hunts. Don’t overlook battery health—weak cells amplify BCM strain, so test yours first. This fix not only resolves immediate glitches but prevents cascading issues, like ABS malfunctions tied to BCM data loss, ensuring safer, more reliable performance.

Easy Installation Guide

1. Provide your VIN during purchase for precise matching, and ship your original BCM to us—we’ll clone and return the new one promptly.
2. Disconnect the battery to ensure safety, then locate the BCM (typically under the steering column or on the LH firewall in your Sierra 3500).
3. Remove the old module by unplugging connectors carefully—inspect for damage like burnt pins, which I’ve seen cause repeat failures.
4. Install the new BCM, reconnecting all harnesses securely to avoid loose connections that could trigger errors.
5. Reconnect the battery and perform any necessary relearns: For theft system, cycle the key from off to on 10 times if no-start occurs; no full relearn needed otherwise per GM protocols.
6. Test all functions, like lights and locks, before driving—consult a pro if issues persist.

Fitment Details

Restore your 2015 GMC Sierra 3500’s reliability today with this expertly cloned BCM—it’s the straightforward solution to nagging electrical woes. Order now, ship your original, and get back to hauling with confidence; our team will guide you every step.