The Ultimate Fix Step-by-Step Instructions for a Radiator Cap That Won't Hold Pressure

Before you replace the rad make sure that it is leaking and not the cap. I have had many aftermarket caps leak. The easiest fix for a new cap is ... It's important to choose the right cap as the pressure will be individual to your system. ... Typically you won't need to replace a radiator cap ... The number represents the pounds of pressure it was originally designed to hold in the radiator. ... Won't hurt a thing, almost any car ... Don't the radiator caps hold the pressure? Maybe the cap is loose ... My problem is that I can drive my truck all day and it won't accumulate ... Coolant or vapor that leaks past that seal flows into the overflow/dump hose. A proper coolant pressure test kit (pump, gauge together with a ... When you remove the cap on the system, you're reducing the pressure immediately and your 220 degree coolant is allowed to boil all at once. All ... My radiator cap is original, have had no problem in 3 years, WITH coolant. ... Changing the radiator cap won't make a bit of difference. Either ... car coolant reservoirs This is a coolant reservoir. This type won't have a screw-on cap because it's not designed to hold pressure. The coolant ... From a cooling perspective it won't make much difference, plus the system only sees boiling temperature* when there is an overheating problem. (Higher pressure, higher boiling point). I would just stick with the stock 16lbs and fix your bulging hoses or other problems. Most Cooling ...