heater on 2002 Buick Rendezvous

owner says it doesn't put out any heat.

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1 answer 3 comments
more info please. does the blower work?? any other symtoms??

Roy
well the coolant was real low. filled that up. filters in glove box were completly pluged. turned heat up on controls . got heat. do you have to have them filters in glove box.
let us know when there is more info available

Roy
ok thanks