2004-silverado-switched-power-source Apr 2026

Behind the plastic knee panel on the driver's side, near the parking brake mechanism, there is a relay block.

According to multiple Silverado owner forums, the most reliable and easiest place for switched power is the passenger-side dashboard fuse box. 2004-silverado-switched-power-source

What are you trying to power (e.g., dashcam, CB radio)? Are you comfortable using a multimeter to verify the power? looking for accessory switched power Behind the plastic knee panel on the driver's