The Metra AXRSEH-GL29 Entertainment Retention Harness is a vehicle-specific integration solution designed to retain factory rear seat entertainment (RSE) systems in select GM vehicles from 2006 to 2023 when installing an aftermarket head unit. This harness allows continued operation of OEM video screens, audio routing, and related entertainment features without bypassing or disabling factory components. Engineered for professional installers, the AXRSEH-GL29 simplifies complex multimedia integrations in SUVs and family vehicles where preserving rear seat functionality is critical to the overall system upgrade. KEY BENEFITS Retains factory rear seat entertainment systems when replacing the OEM radio Maintains audio and video signal routing to OEM rear screens Prevents loss of rear seat media functionality after aftermarket radio installation Vehicle-specific design reduces wiring complexity and installation time Eliminates the need for custom splicing or additional video adapters Preserves OEM multimedia operation for passengers Ideal for family vehicles and SUVs with factory-installed RSE systems Designed for professional-grade multimedia integrations TECHNICAL SPECIFICATIONS Weight: N/A Dimensions: N/A Application: Select GM vehicles 2006–2023 with factory rear seat entertainment Function: Rear seat entertainment retention harness System Support: OEM video screens and audio routing Installation Type: Plug-and-play vehicle-specific harness Compatibility: Aftermarket head units with video output capability Housing: Integrated harness assembly INSTALLATION & COMPATIBILITY The AXRSEH-GL29 installs inline between the aftermarket head unit and the factory multimedia wiring in compatible GM vehicles equipped with OEM rear seat entertainment systems. It is designed to preserve factory video playback and audio distribution to rear displays while allowing a full aftermarket radio upgrade in the front dash. This harness works best with aftermarket head units that provide composite or compatible video outputs. Adequate dash and harness routing space should be verified prior to installation. FAQS What does the AXRSEH-GL29 harness do?AXRSEH-GL29 is a reverse signal and data harness that helps integrate aftermarket radios while retaining factory camera and signal functions in select General Motors vehicles. Why is AXRSEH-GL29 important for backup camera retention?Many GM vehicles use data-based camera signals. This harness ensures the reverse camera activates correctly with aftermarket radios without glitches or delayed response. Is AXRSEH-GL29 vehicle-specific?Yes, it’s engineered for specific GM platforms and trims. Always confirm year and model compatibility to ensure proper signal conversion and seamless radio integration. Can AXRSEH-GL29 be installed with other Metra interfaces?Yes, it often works alongside data interfaces and dash kits, creating a complete and reliable aftermarket radio installation solution.
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