FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
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Radiator Cap: Testing and Inspection






INSPECTION





1. Check the radiator cap for damage, cracks and deterioration.





2. Attach a radiator cap tester to the radiator.
3. Pump the tester until the pointer stabilizes.
4. If the pointer stays constant for 10 sec. at a point exceeding the service limit, the radiator cap is good.