What makes the speedometer and tachometer stop working on 2011 Chevy Silverado?

The speedometer and tachometer on a 2011 Chevy Silverado can stop working due to issues such as a faulty vehicle speed sensor (VSS), a malfunctioning instrument cluster, or problems with the wiring and connections. Additionally, a blown fuse or issues with the engine control module (ECM) can also disrupt their functionality. Regular diagnostics can help identify the specific cause of the failure.