FixVault

Cap-Radiator Pressure: Description: Description

WARNING: This page is about a different car, the 2007 Dodge Nitro. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Identifying Main Spring, Gasket Retainer, Stainless Steel Swivel Top, Rubber Seals, Spring Loaded Valve, Coolant Pressure Bottle, Filler Neck & Overflow Nipple
GC0025197Courtesy of CHRYSLER LLC
1 - MAIN SPRING
2 - GASKET RETAINER
3 - STAINLESS STEEL SWIVEL TOP
4 - RUBBER SEALS
5 - SPRING LOADED VALVE
6 - COOLANT PRESSURE BOTTLE
7 - FILLER NECK
8 - OVERFLOW NIPPLE

The cooling system cap is located on the coolant pressure bottle for 3.7L/2.8L The cap construction includes; stainless steel swivel top, rubber seals and retainer, main spring (1), and a spring loaded valve (5).