Is a radiator cap supposed to leak?
Is a radiator cap supposed to leak? If the radiator cap is stuck, fluid cannot get released. This will cause pressure to build inside of the radiator, causing the hose to leak or break open. What does it mean when your Radiator Cap is leaking? They may tell you the cap is leaking under pressure or intermittently. Coolant goes into the reservoir tank as it expands. The radiator cap releases the extra pressure by sending some coolant into the overflow tank. If you have a bad radiator cap, the coolant could get released too quickly and cause the reservoir to...