what can i do to fix the resistance in my brakes to brake better?hard to stop on 1996 Chevrolet 1500 Pickup

when i step on the brake sometimes the brake pedal will push back against my foot. then when it releases it makes a sound like a mooing cow or spinning gear?

Asked by for the 1996 Chevrolet 1500 Pickup
Have ABS system scanned to find out which wheel speed sensor is dropping out.
2 more answers , 1 more comment
maybe you should have your brakes checked
Sounds like you may have a potential problem with your abs system ,is your ABS light showing on dash?
No the ABS light dose not come on and no the light is not burnt out?