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Hayes Brake Controller Sync – GM Chevy 2003-2006

$155.99 on Amazon.com (as of October 15, 2026, 2:39 AM EST) View details ↗

The **MGUOTP Hayes Trailer Brake Controller Synchronizer** is the ideal OEM replacement for GM Chevy trucks and SUVs from 2003 to 2006, designed to restore seamless integration with your towing setup. Compatible with the factory GM harness wiring, this synchronizer ensures precise brake modulation between your vehicle’s service brakes and your trailer’s electric brakes, enhancing safety and control during towing.

Built to match the original Hayes design, this part delivers reliable performance while maintaining compatibility with aftermarket brake controllers. Whether you’re hauling a lightweight camper or a fully loaded trailer, this synchronizer helps maintain consistent braking response, reducing the risk of jackknifing or sway. Installation is straightforward when paired with the correct wiring harness, making it a practical upgrade for fleet operators or weekend tow enthusiasts alike. Trust MGUOTP for a direct-fit solution that meets your towing needs without compromising quality.

CompatibilityGM Chevy trucks/SUVs (2003–2006)
Harness TypeGM Chevy factory harness
ApplicationTrailer brake controller synchronization
InstallationDirect-fit replacement for Hayes OEM part
Is this synchronizer compatible with aftermarket brake controllers?
Yes, it’s designed for direct integration with most aftermarket brake controllers when paired with the correct GM Chevy harness.
Does this replace the entire brake controller or just the synchronizer module?
This is a standalone synchronizer module—it replaces only the Hayes synchronizer component, not the full controller.
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