Radiator Cap Inspection
WARNING: This page is about a different variant/trim than selected.
- The vent valve in the cap is normally closed by the spring.
- If either O-ring seal is damaged, replace the cap.
 Courtesy of CHRYSLER GROUP, LLC
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| 1 - Vent Valve |
| 2 - Lower O-Ring |
| 3 - Spring |
| 4 - Upper O-Ring |
- A replacement cap must be the type designed for use on a pressurized coolant bottle.