Overheating on no heat blowing steam out the Exhaust and the motor runs rough at an idol

Asked by Aug 21, 2019 at 12:33 PM about the 2006 Jeep Grand Cherokee

Question type: Maintenance & Repair

My water pump went out I put a new water
pump 17 Bell radiator radiator cap
thermostat in it and it is still overheating
steaming and running rough at an idol

1 Answer

117,175

Sounds like a blown head gasket. With the engine cold pressurize the cooling system to 15 PSI and start the engine. If the needle on the pressure tester gauge bounces, the head gasket is blown. Hope that helps! Jim

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