I have an 07 Mazda 6 / 4 cyl, heat is not working, blows cold air. Other than a stuck-open thermostat, what could this be ?

Steve Douglas
5

Asked by Steve Jan 23, 2011 at 10:24 AM about the 2007 Mazda MAZDA6

Question type: Maintenance & Repair

2 Answers

Matthew Harris
55

its very possible for your car to just be low on coolant/antifreeze. check that. if not maybe that thermostat.

2 out of 2 people think this is helpful.
mongoloid
10

my 6 has no heat either. coolant is full and just changed the thermostat AND flushed the lines with water. nothing.

1 out of 1 people think this is helpful.

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