How do you reset your abs brake light on a 93 chevy g20 van?

How do you reset your abs brake light on a 93 chevy g20 van? yes i understand and just to up date you on what started the abs problem. i recently was in a reck and thats when the light came on and when i push on the brake the fluid pushes out in to the master cilender. i thought it would be sucked back in to the brake sestim. and 1 more thing is the control module the brain?

Yes, the control module is the brain.