Description
Product Overview
The GM Genuine Parts Parking Brake Control Module is engineered to replace the factory‑specified component in a wide range of GM vehicles. Built to the exact specifications of the original equipment, this module features a robust metal contact material, an ON‑OFF operation mode, and a high current rating of 70 amps at a nominal 12‑volt system voltage. The push‑button actuator provides an intuitive interface for the driver, while the screw‑terminal connector type ensures a secure and reliable electrical connection. With an IP00 protection rating, the unit is designed for interior vehicle installation where exposure to moisture is minimal. The module measures 18.75 × 12.25 × 5.25 inches and weighs just one pound, making it easy to handle during service. It complies with GM’s global trade identification standards (GTIN 00707773021088) and carries the ACDelco part number 25780186, guaranteeing compatibility and traceability throughout the supply chain.
![[Product front view showing all components]](https://www.acmego.store/wp-content/uploads/2026/06/d61f4d33f6ab42a9a1a4d0ed2eab5bd3.jpg)
Usage
This control module is intended for use in passenger cars, light trucks, and SUVs that employ a push‑button parking brake system. It is suitable for both new installations and retrofits on older models that originally came with a mechanical parking brake. The module’s 1‑way circuit design simplifies wiring, and the screw‑terminal connections allow technicians to quickly secure the power and ground leads without the need for specialized crimp tools. Ideal for daily commuting, long‑distance travel, and heavy‑load scenarios such as towing, the module provides consistent brake engagement and release, enhancing vehicle safety. Because the unit requires programming and special setup procedures, it is recommended that installation be performed by a qualified GM dealer or an ACDelco service center familiar with the vehicle’s electronic control architecture.
Why Choose Us
Choosing the GM Genuine Parts Parking Brake Control Module means selecting a component that meets the rigorous standards set by General Motors for durability, performance, and fit. Each unit is manufactured under strict quality‑control processes, ensuring that the contact material, actuator mechanism, and housing are free from defects. The module is backed by GM’s original equipment warranty, providing peace of mind for both professional installers and end‑users. In addition, ACDelco offers comprehensive technical support, including detailed service bulletins and programming instructions, to assist service technicians throughout the installation process. By opting for a genuine part, you avoid the pitfalls of aftermarket alternatives that may lack proper certification, leading to premature wear or unreliable operation.
Key Features
- High‑current 70 A rating ensures reliable brake actuation even under heavy load conditions.
- Push‑button actuator delivers a user‑friendly interface for quick parking brake engagement.
- Screw‑terminal connections simplify installation and provide a secure electrical link.
- OEM‑grade metal contacts guarantee long‑term durability and consistent performance.
- Supported by GM and ACDelco technical assistance for programming and troubleshooting.
FAQ
Do I need special tools to install this module?
Installation requires standard screw‑terminal tools and a compatible GM diagnostic scanner for programming. While the physical mounting can be performed with common hand tools, the electronic configuration should be completed by a GM‑qualified technician.
Is this module compatible with all GM models?
The module is designed for GM vehicles that use a push‑button parking brake system. Compatibility lists are available in the ACDelco service manual, and the part number 25780186 matches the original equipment specifications for a broad range of models.
Can the module be used in a retrofit application?
Yes, the module can replace older mechanical parking brakes in vehicles that support electronic actuation. However, a proper wiring harness and programming sequence are required to integrate the module with the vehicle’s existing control network.
What warranty coverage does this part have?
The parking brake control module carries the standard GM OEM warranty, which typically covers defects in materials and workmanship for a period defined by the vehicle’s original warranty terms. Additional coverage may be available through ACDelco service contracts.
How does the module handle extreme temperatures?
Rated for operation from 1 °F to 1 °F, the module is engineered to function reliably across a wide temperature range, ensuring consistent performance in both cold winter climates and hot summer environments.




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