Is Your GM Truck Plagued by Bizarre Electrical Problems?
If you’re dealing with flickering interior lights, power windows that have a mind of their own, or a security system that randomly activates, the culprit is likely a failing Body Control Module (BCM). The BCM is the central command center for your vehicle’s body electronics, and when it starts to fail, it can cause a cascade of frustrating and unpredictable issues. This isn’t just an annoyance; it can affect the safety and reliability of your truck. Don’t let a faulty module keep you off the road. We offer a reliable, pre-programmed solution to get your vehicle back to perfect working order.
This Body Control Module is a direct-fit replacement for a wide range of 1998-2000 GM trucks and SUVs. The best part? It arrives at your door programmed to your vehicle’s specific VIN. This eliminates the need for an expensive trip to the dealership for programming. Simply provide your VIN during checkout, and our technicians will flash the module with the latest GM software updates, ensuring it’s ready for a straightforward installation right out of the box.
Common Symptoms of a Failing 1998-2000 S10 BCM
A faulty BCM can manifest in numerous ways. If you’re experiencing any of the following issues, it’s a strong indicator that your Body Control Module needs replacement:
- ✔ Erratic or non-functional interior and exterior lights (dome lights, headlights, dash lights).
- ✔ Power windows, door locks, or mirrors operating intermittently or not at all.
- ✔ The security system or anti-theft light staying on, preventing the vehicle from starting.
- ✔ Horn honking randomly or not working when pressed.
- ✔ Wipers activating on their own or not functioning correctly.
- ✔ Inaccurate or dead gauges on the instrument cluster.
- ✔ Communication errors with diagnostic scan tools.
Expert Pro Tip
Expert Pro Tip
Before condemning your BCM, always perform a thorough check of your vehicle’s battery, alternator, and primary ground connections. A weak battery or a corroded ground wire (especially the main one from the battery to the chassis) can cause low voltage conditions that mimic BCM failure. Cleaning these connections and ensuring your battery is fully charged is a crucial first diagnostic step that can save you time and money.
Installation and Post-Install Procedures
Installing your new BCM is designed to be as simple as possible. On most S10, Blazer, and Jimmy models, the BCM is located behind the center of the dashboard. For Silverado, Sierra, and full-size vans, it’s typically found on the driver’s side, behind the lower dash panel. After disconnecting the battery, you can unbolt the old module, disconnect the wiring harnesses, and plug in your new, pre-programmed unit.
While our VIN programming handles the majority of the setup, some vehicles may require additional synchronization steps after installation. These are known as ‘relearn’ procedures and may require a professional-grade scan tool.
- Airbag System Sync: If your airbag warning light illuminates after installation, it means the new BCM needs to be synced with the vehicle’s Sensing and Diagnostic Module (SDM). A technician will need to perform the ‘Setup SDM Primary Key in BCM’ procedure to resolve this.
- Brake Pedal Position Relearn: In some cases, the brake pedal position sensor may need to be recalibrated. This is essential for the proper function of your brake lights and traction control system.
Please note: Specific procedures can vary. Always consult a factory service manual or a qualified technician for guidance tailored to your exact vehicle.
Guaranteed Fitment and Compatibility
This module is a direct replacement for multiple part numbers, ensuring broad compatibility. It is guaranteed to fit and function in the following vehicles, provided the original part number matches one of the numbers listed below.
Replaces Part Numbers: 19153625, 8191536250, 16257125, 191583625, 8093668010, 8162571250, 09366801
Fits These Models:
- 1998-2000 S10/S15/SONOMA (center dash)
- 1998-2000 BLAZER S10/JIMMY S15 (center dash)
- 1999-2000 SILVERADO 1500/2500 (LH dash)
- 1999-2000 SIERRA 1500/2500 (LH dash)
- 2000 ASTRO / SAFARI (LH dash)
- 1998 BRAVADA (center dash, w/ opt ZN4)
- 1999-2000 ISUZU HOMBRE (LH dash)
Frequently Asked Questions
Expert Pro Tip
Before condemning your BCM, always perform a thorough check of your vehicle’s battery, alternator, and primary ground connections. A weak battery or a corroded ground wire (especially the main one from the battery to the chassis) can cause low voltage conditions that mimic BCM failure. Cleaning these connections and ensuring your battery is fully charged is a crucial first diagnostic step that can save you time and money.