CVO 1/29/2013Obtain a loan free radiator pressure tester from the local auto parts stores such as Autozone, O'Reilly or PepBoys. Follow their instructions and pump it an adequate air pressure 12 -15 psi or the allowances on the radiator cap. Observe the leaks and perform the repair.
Note: do not OVER-PRESSURE than the pressure allowed in the radiator cap.
Do the pressure test when the engine is cold.