2002

End Your Vehicle’s Electrical Nightmares

Tired of flickering lights and random electrical issues in your 2002 Suburban? This Body Control Module (BCM) arrives programmed to your VIN with the latest GM software. It’s a direct-fit solution to restore function and reliability. Fix your truck’s electrical gremlins for good—order today!

$224.95

+11.99 USPS Priority Shipping

Availability: In stock



SKU: 591-06642-43 Categories: ,
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Restore Your Vehicle’s Electrical System with a Reliable BCM

Are you tired of dealing with the bizarre and frustrating electrical problems in your GM truck or SUV? Flickering lights, malfunctioning power windows, a security system that won’t let you start your vehicle, or dashboard warning lights that have a mind of their own are all classic signs of a failing Body Control Module (BCM). As the central hub for your vehicle’s body electronics, a faulty BCM can turn your reliable ride into a source of daily headaches. This isn’t just an inconvenience; it can be a serious safety concern.

This is the definitive solution for your vehicle’s issues. We offer a replacement Body Control Module, part number 15081796, that arrives at your door fully programmed to your vehicle’s specific VIN. We install the latest GM software updates, which often correct the very issues that caused the original module to fail. This means you’re not just replacing a part; you’re getting a more robust and reliable component. Forget expensive dealership appointments and towing fees. With our VIN-programmed 2002 Suburban BCM, you get a direct-fit, ready-to-install solution delivered right to you.

From the Diagnostic Bay

“A customer brought in their ’02 Yukon XL last month with a list of gremlins that sounded like a haunted truck. The interior lights would flicker, the radio would cut out, and sometimes the power locks would cycle while driving. They had already replaced the battery and checked the alternator. After hooking up the scan tool, I saw multiple communication loss codes with various modules. In my 20+ years of experience, this pattern almost always points back to a failing BCM. The internal circuit board develops micro-fractures over time, causing these intermittent connection drops. We installed one of our VIN-programmed BCMs, and every single issue was resolved instantly. It’s a common failure, but thankfully, it’s a straightforward fix with the right part.”

Is Your GM Truck or SUV Showing These Symptoms?

A failing BCM can manifest in numerous ways. If you’re experiencing any of the following, it’s highly likely your Body Control Module is the culprit:

  • ✔ Erratic or non-functional interior and exterior lights (headlights, dome lights).
  • ✔ Power windows, door locks, or mirrors operating intermittently or not at all.
  • ✔ The security or anti-theft system light is on, preventing the engine from starting.
  • ✔ The horn honking unexpectedly or not working when you press it.
  • ✔ Dashboard warning lights (like the airbag light) staying on after startup.
  • ✔ Wipers activating on their own or not responding to the switch.
  • ✔ Communication errors with your diagnostic scan tool.

A Straightforward Guide to BCM Installation

Installing your new 2002 Suburban BCM is a manageable job for a DIY enthusiast. While the exact location varies by model (see fitment list), the process is generally similar. Always consult a vehicle-specific repair manual if you are unsure.

  1. Safety First: Always disconnect the negative terminal from your vehicle’s battery and wait a few minutes to allow the systems to discharge completely.
  2. Locate the BCM: On most full-size trucks and SUVs like the Suburban, Tahoe, and Silverado, the BCM is located under the driver’s side of the dashboard, near the steering column. On vans like the Astro/Safari, it’s often behind the center dash.
  3. Remove Trim Panels: You may need to remove the lower dash knee bolster or other plastic trim panels to gain access to the module. These are typically held by clips or a few screws.
  4. Disconnect and Remove: Carefully unplug the electrical connectors from the old BCM. They have locking tabs that need to be depressed. Once disconnected, unbolt the module from its mounting bracket.
  5. Install the New Module: Bolt the new, pre-programmed BCM into place. Firmly reconnect all the electrical connectors, ensuring they click and lock securely.
  6. Reconnect and Test: Reinstall any trim panels you removed. Reconnect the negative battery terminal. Turn the key to the ‘On’ position and test all body functions—lights, locks, windows, wipers, etc.

Important Post-Installation Steps

After replacing your Body Control Module, a couple of additional procedures are required to ensure full system functionality and safety. These are critical steps that should not be skipped.

  • Airbag System Reset: The BCM communicates with the airbag system’s Sensing and Diagnostic Module (SDM). To clear the airbag warning light and ensure the system is operational, you must perform the ‘Setup SDM Primary Key in BCM’ procedure using a bi-directional scan tool.
  • Brake Pedal Position Sensor Relearn: On some models, the BCM replacement may require a recalibration of the brake pedal position sensor. This is essential for proper brake light operation and stability control functions.

Note: If you do not have access to a capable diagnostic tool or are uncomfortable performing these relearn procedures, a professional mechanic can complete them for you.

Verified Fitment for Your GM Vehicle

This Body Control Module is a direct replacement for part numbers 15063578, 15081796, 15095334, 19208537, DKAK, and DPNU. It is guaranteed to fit the following vehicles. Please verify the location noted for your specific model.

ASTRO 02-05: Body Control (BCM); (center dash)
AVALANCHE 1500 02: Body Control (BCM); (under steering column), 4×2
BLAZER S10/JIMMY S15 02-05: Body Control (BCM); (center dash)
ESCALADE 02: Body Control (BCM); (under steering column), 4×2
S10/S15/SONOMA 02-04: Body Control (BCM); (center dash)
SAFARI (GMC) 02-05: Body Control (BCM); (center dash)
SIERRA 1500/2500/3500 PICKUP 02: Body Control (BCM); (under steering column)
SIERRA DENALI 02: Body Control (BCM); (under steering column)
SILVERADO 1500/2500/3500 PICKUP 02: Body Control (BCM); (under steering column)
SUBURBAN 1500/2500 02: Body Control (BCM); (under steering column)
TAHOE 02: Body Control (BCM); (under steering column), 4×2
YUKON 02: Body Control (BCM); (under steering column), 4×2
YUKON XL 1500/2500 02: Body Control (BCM); (under steering column)

Frequently Asked Questions About the 2002 Suburban BCM

Why do I need to provide my VIN?

Your vehicle’s VIN (Vehicle Identification Number) is essential because it allows us to program the BCM with the exact software and settings specific to your truck’s options and features. This ensures 100% compatibility and proper function right out of the box, saving you a costly trip to the dealership for programming.

Is this part difficult to install myself?

For most individuals with basic mechanical skills and tools, this is a very manageable installation. The primary tasks involve removing a few dash panels and swapping the module. The most important part is ensuring the battery is disconnected. Please see our installation guide above for the general steps.

What happens after I install the BCM?

After physical installation, you will need to perform a couple of electronic ‘relearn’ procedures for the airbag system and potentially the brake pedal sensor, as detailed in the ‘Post-Installation Steps’ section. This requires a capable scan tool and is critical for restoring full, safe vehicle operation.

Will this fix my security light and no-start issue?

Yes, in the vast majority of cases. The BCM is a core component of the Passlock anti-theft system on these GM vehicles. A failing BCM is the most common cause of a security light and a crank-no-start condition. This programmed module is designed to resolve that communication failure.

How do I find my original BCM part number?

The part number is printed on a sticker on the BCM itself. You will need to access the module in your vehicle to read it. However, this replacement part covers multiple original part numbers, so as long as your vehicle is on our fitment list, you can be confident in its compatibility.

MPN

15081796

Genuine OEM

Yes

Interchange part number

Condition

Refurbished

Model

suburban

Make

Year

2002

Brand

GM

Manufacturer Part Number

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