When having to quickly brake, pedal goes to floor
Hello there, thank you for asking about your 1988 Buick Reatta. Generally, a hard brake pedal (https://www.yourmechanic.com/services/brake-pedal-is-hard-to-push-inspection) is caused by a problem with the brake booster (https://www.yourmechanic.com/services/hydraulic-brake-booster-replacement). A pedal that sinks to the floor usually indicates a problem with the...