How to install LEDs in 2003-2007 (classic) Chevy, GMC, Escalade instrument cluster - YouTube
DIY: Finally! How to Repair a GM Instrument Cluster at Home - Speedometer and All Gauges. for Silverado, Tahoe, Yukon, Suburban, Sierra, H2, Avalanche and Other 2003, 2004, 2005 and 2006 Chevrolet GM Vehicles. : 9 Steps - Instructables
Silverado Cluster - Replacement Sales
03-06 DIY LED Cluster Upgrade Kit - Silverado Suburban Sierra Escalade H2 Tahoe Yukon Avalanche-Red White and Blue - Car Lighting | Facebook Marketplace
Amazon.com: Partsam 10PCS Blue T4.7 Instrument Panel LED Light Gauge Cluster Bulbs Dashboard Indicator Lamp Repair Kit Compatible with Silverado Suburban Tahoe Trailblazer Yukon 2003 2004 2005 2006 : Automotive