The Directed Electronics THGMN1 is a vehicle-specific plug-and-play T-harness designed for use with Directed DS4 and DS4+ remote start and security systems. This harness allows installers to integrate compatible remote start and security solutions into select GM vehicles without extensive wire cutting or splicing. Featuring OEM-style connectors, the THGMN1 helps reduce installation time while maintaining factory wiring integrity for a clean and professional installation. Key Features Designed for Directed DS4 and DS4+ remote start and security systems Plug-and-play installation minimizes wire cutting and splicing Vehicle-specific OEM-style connectors Reduces installation time and complexity Maintains factory wiring integrity Supports remote start, security, and data interface installations Professional-grade construction for reliable performance Ideal for professional installers and advanced DIY users Vehicle Compatibility Fits select GM vehicles equipped with compatible ignition and data systems, including: Buick Enclave Buick LaCrosse Buick Regal Chevrolet Equinox Chevrolet Impala Chevrolet Malibu Chevrolet Silverado GMC Acadia GMC Sierra GMC Terrain Cadillac SRX Cadillac XTS Vehicle compatibility varies by model year, trim level, ignition type, and factory equipment. Verify application before purchase. Specifications Part Number: THGMN1 Product Type: Remote Start / Security T-Harness Compatibility: Directed DS4 and DS4+ systems Installation Type: Plug-and-play Vehicle-Specific: Select GM vehicles Connector Style: OEM factory connectors What's Included THGMN1 T-harness Vehicle-specific connectors Installation documentation