2007 – 2011 Sierra 3500 Body Control Module 15878753 Programmed To Your VIN VIN

2007 – 2011 GMC SIERRA 3500 Body Control Module (BCM) 15878753 – Pre-Programmed to Your VIN with One-Year Warranty from Highway71AutoParts.com

Ever dealt with your 2007-2011 GMC Sierra 3500 suddenly losing power to the windows or the HVAC blower acting up unpredictably? You’re not alone—I’ve seen countless truck owners pull into the shop frustrated by these electrical gremlins, wondering “why is my Sierra 3500’s door locks failing intermittently?” It often boils down to a failing body control module, disrupting everything from lights to security systems. Enter the solution: our OEM-spec GM body control module, interchangeable with 15878753 and others like 25844480 or 25835966. This unit comes VIN-programmed for seamless integration in your Sierra 3500, covering models from 2007 to 2011, and extends compatibility to related GM vehicles such as Chevrolet Silverado series, Tahoe, Suburban, and Cadillac Escalade variants. What sets it apart? It restores reliable control over interior lights, wipers, door locks, and more, preventing those nagging diagnostic trouble codes that plague heavy-duty trucks. In my experience, swapping to this pre-programmed module has turned unreliable rigs into dependable workhorses, saving owners from costly dealer visits and downtime on the job site.

Key Features & Benefits

• Plug-and-Play VIN Programming: Tailored to your Sierra 3500’s VIN with the latest GM software, ensuring instant compatibility and eliminating the need for extra programming—perfect for quick fixes on older models.
• Comprehensive System Control: Manages vital functions like power windows, security alarms, and HVAC, delivering smoother performance and fewer electrical hiccups in demanding conditions.
• Built for Durability: Meets strict OEM standards with a full one-year warranty, standing up to the rigors of towing and off-road use in your 2007-2011 Sierra 3500.
• Wide Interchangeability: Swaps easily with numbers including 25835966, 15263363, and 15878753, making it a versatile choice for repairs across GM trucks and SUVs.
• No-Hassle Policy: Skip the core charge and keep your old part, streamlining the process for DIY enthusiasts or busy mechanics.
• Proven Reliability Boost: Reduces risks of grounding issues or misfires, based on real-world diagnostics I’ve handled, keeping your vehicle running strong.

Common Issues & How This Fixes Them

In my two decades fixing GM trucks, a faulty BCM in a 2007-2011 GMC Sierra 3500 often shows up as erratic HVAC behavior, like the blower cutting out mid-drive, caused by degraded internal circuits failing to relay signals properly. This can leave you sweating on hot days or freezing in winter, impacting comfort and safety. Another frequent headache? The airbag warning light flashing with DTC B1001, stemming from communication breakdowns between modules, which might tie into broader electrical faults like non-responsive power windows or door locks that won’t engage. Security system glitches, including false alarms or engine stalling due to immobilizer errors, are common too, often linked to moisture ingress or wear in heavy-duty use. Grounding problems exacerbate these, leading to misfires and intermittent lights. Replacing with our VIN-programmed BCM resolves these by reestablishing stable connections, clearing codes without further tweaks. For instance, I once helped a Sierra owner whose wipers failed during a storm—post-replacement, everything synced perfectly, avoiding potential accidents. It also prevents cascading failures, like those affecting wipers or exterior lights, ensuring your truck meets road demands reliably.

Easy Installation Guide

1. Provide your vehicle’s VIN during purchase to ensure precise programming for your 2007-2011 GMC Sierra 3500.
2. Locate the BCM under the steering column—disconnect the battery first for safety to avoid electrical shorts.
3. Remove the old module by unplugging connectors and unbolting it, inspecting for any corrosion or poor grounds that could cause repeats.
4. Install the new BCM, reconnecting everything securely, then reconnect the battery.
5. Perform post-install checks: If no-start occurs, initiate theft relearn by cycling the key from off to on (without starting) 3-5 times, waiting 10 minutes per cycle until the security light turns off—per GM standards, this is only needed if immobilizer issues arise.
6. Test all functions like lights, locks, and HVAC; use a scanner for any lingering DTCs.

Fitment Details

Don’t let BCM failures sideline your 2007-2011 GMC Sierra 3500 any longer—grab this pre-programmed module today for restored reliability and peace of mind. With fast shipping and expert support from Highway71AutoParts.com, you’ll be back on the road swiftly. Order now and experience the difference in your truck’s performance.