If your radiator or heater core in your car/truck has a leak, pour some black pepper in there. It immediately stops it and lasts for a while too. Guaranteed!
Lawn Mower Carburetor Leaks Gas
Discouraging Auto Tag Theft
Using Free Auto Services
Troubleshooting Truck Heater Problems
Windshield Washers Not Spraying
Flushing a Car's Radiator?