What does the indicator light TC with a slash through it mean for a 2005 Chevy Equinox?

The TC indicator light with a slash through it on a 2005 Chevy Equinox signifies that the Traction Control system is disabled. This could occur due to driver intervention or a malfunction in the system. When this light is illuminated, the vehicle may not be able to optimize traction in slippery conditions, so it's advisable to check the system if the light remains on. If you are unsure, consulting the owner's manual or a professional mechanic is recommended.