Member Information. UnitedHealthcare Community Plan is an Arizona Medicaid health plan serving AHCCCS, KidsCare, Developmentally Disabled (DD) and Children's Rehabilitative services (CRS) members. We have more than 30 years of experience serving families throughout Arizona.
Overheating: Allowing your coolant level to run low can cause damage to your head gasket. When coolant isnât available to pull engine heat from your block and heads, the extra heat can cause expansion on your head gasket, which often results in a blown head gasket.
A reliable way to determine whether a head gasket is blown is to test for carbon dioxide. 1  In this test, the coolant is examined for traces of combustion gasses. The test is performed with an apparatus that utilizes a solution that changes color upon contact with carbon monoxide. The steps are as follows: