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Q: no heat temp guage in red on 2004 Chrysler Concorde

it blows heat for a minutr then ice cold air temg guade is higher then normal when blowing heat and in red when not
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Check you coolant level, If vehicle has been run recently, wait until engine is cool before removing cap. Squeeze the radiator hose to check temperature, and for pressure in the system. If the hose is very firm, allow time to cool down. Place a rag over the cap and turn it to the first safety stop. Allow pressure to escape through the overflow tube. When the system stabilizes, remove the cap completely.
Obstructed cowl air intake.
Obstructed heater system outlets.
Blend door not functioning properly.
Low coolant level
Air locked heater core or air in cooling system

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