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Amazon.com: Thor-Ind AC Audio Knob Cover Compatible with Chevrolet Chevy Suburban Tahoe GMC Acadia Yukon Terrain Dash Auto Climate Control Volume Turn Signal 4WD Light Switch Knob Button Cover Trim Ring (Red) :
![What is this slot for? | Chevy Tahoe Forum | GMC Yukon Forum | Tahoe Z71 | Cadillac Escalade - Tahoe Yukon Forum What is this slot for? | Chevy Tahoe Forum | GMC Yukon Forum | Tahoe Z71 | Cadillac Escalade - Tahoe Yukon Forum](https://www.tahoeyukonforum.com/data/attachments/379/379282-c7cb4df33e5c34dc73eb4271dab4ea18.jpg)
What is this slot for? | Chevy Tahoe Forum | GMC Yukon Forum | Tahoe Z71 | Cadillac Escalade - Tahoe Yukon Forum
![What is this slot for? | Chevy Tahoe Forum | GMC Yukon Forum | Tahoe Z71 | Cadillac Escalade - Tahoe Yukon Forum What is this slot for? | Chevy Tahoe Forum | GMC Yukon Forum | Tahoe Z71 | Cadillac Escalade - Tahoe Yukon Forum](https://www.tahoeyukonforum.com/data/attachments/379/379273-0f2096e43d45af1f6e2c07a6fa698f79.jpg)