Adjustment/replacement
📄 OnStar control module (673), 4D
📄 OnStar control module (673), CV
📄 OnStar control module (673), 5D
📄 Reconfiguration, OnStar system
📄 Head unit, audio/audio with navigation (353/635)
📄 Roof antenna, XC Quad, US, 4D
📄 Roof antenna, XC Quad, US, 5D