Can You Fix These Common Home System Failures? Test Your DIY Repair Skills!Share:FacebookPinterestTwitterMail8. What does a sudden spike in your water bill likely indicate?32%Next Correct Incorrect A leak in plumbing causes excess water usage and a higher bill. 8. What does a sudden spike in your water bill likely indicate? New appliance Broken thermostat Leaking pipe Dirty HVAC filter 32%
