Why is the temperature gauge moving to H. After the mechanic put on a coolant fan and radiator. The fan was change because it was bad. The coolant is backing in the reservoir bottle. So could it be th

Asked by Nov 08, 2015 at 02:20 PM about the 2003 Mazda Protege

Question type: Maintenance & Repair

2 Answers

40,635

Did he flush the engine and change the thermostat? Is the fan working? With a new radiator the engine should run at normal temperature so you may have other problems. Try running the heater at full blast when the car gets hot. If the temperature drops then there is still a problem with your cooling system.

15

Yep I would say thermostat

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