While driving, heater blows hot air and when idling blows cold air. what needs to be check?

50

Asked by Oct 16, 2014 at 03:10 PM about the 1993 Chevrolet S-10 Blazer 4 Dr STD 4WD SUV

Question type: General

2 Answers

9,865

you have a cloged rad hose somewhere or your water pump is not functioning properly

7,615

Also check coolant level

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