What is this part?

The General Motors airbag sensor 12589774 is a genuine OEM safety component designed to detect impact conditions and support proper deployment of the airbag system.

What does it do?

This OEM airbag sensor monitors acceleration, deceleration, or impact forces during a collision and sends signals to the airbag control module (SRS ECU). Based on this data, the system determines whether and how airbags and seat belt pretensioners should be deployed. A genuine General Motors airbag sensor is manufactured to strict factory safety specifications, ensuring accurate detection, fast response, and reliable communication with the vehicle’s supplemental restraint system.

When to replace

The General Motors airbag sensor 12589774 should be replaced if the SRS warning light is illuminated, crash data indicates sensor malfunction, or the sensor has been damaged by impact, moisture, or electrical faults. A faulty sensor may prevent airbag deployment or cause incorrect system behavior. Installing a genuine OEM airbag sensor helps restore full airbag system functionality and occupant protection.

Compatibility

The genuine General Motors airbag sensor 12589774 is compatible with selected General Motors vehicles. This OEM component is engineered for precise fitment with the original mounting location and electrical connectors. Compatibility may vary depending on sensor position (front, side, rear), vehicle structure, and model year. Please verify the part number 12589774 before purchase.

Installation: DIY or service?

Installation of this genuine OEM General Motors airbag sensor 12589774 requires strict safety procedures, including battery disconnection and system initialization. Calibration or fault code clearing may be required after installation. Professional installation is strongly recommended to ensure correct operation and compliance with safety requirements.