why is the heater is blowing cold air

Asked by Oct 28, 2015 at 04:22 PM about the 2000 Chevrolet Blazer 4 Door LS 4WD

Question type: Maintenance & Repair

3 Answers

27,165

vacuum leak?? heater controol vavle???low on water????......and .....

1 of 1 people found this helpful.

2000 Blazer LS 4 door 4 wheel drive 4.3 Radiator antifreeze is full. No leaks. Blower is working just blowing cold air.

Not overheating

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