ACDelco 13520523 Theft Deterrent Module Assembly

The ACDelco 13520523 is a genuine OEM-grade Theft Deterrent Module Assembly designed as a direct replacement for select GM vehicles. This module serves as a critical component in the vehicle's passive anti-theft system (PATS), communicating with the body control module (BCM), ignition system, and other security-related components to help prevent unauthorized vehicle operation.

As an ACDelco Professional or GM Original Equipment part, this module is manufactured to the same specifications and standards as the original factory-installed unit, ensuring seamless integration with the vehicle's existing security architecture — with no need for extensive reprogramming beyond standard dealer procedures.

Key Features:

• Direct OEM replacement for GM theft deterrent module assemblies
• Engineered to meet original factory specifications and performance standards
• Integrates with the vehicle's body control module (BCM) and ignition system
• Helps restore proper function of the passive anti-theft / vehicle security system
• Manufactured by ACDelco, a trusted GM OEM parts supplier
• Manufacturer Part Number (MPN): 13520523

This theft deterrent module is the correct factory replacement for vehicles where the original unit has failed, resulting in security system faults, no-start conditions, or theft deterrent warning indicators. Professional installation and programming by a qualified technician with GM-compatible diagnostic equipment is recommended.