Assuming the blower motor is working, it could be low on coolant, a stuck open thermostat, a plugged heater core or a faulty temp blend door actuator.
how do you fix the heat in a 2002 Chevy impala
should still be under warranty, could be a bad thermostat.
Low on coolant, Stuck open thermostat, Plugged heater core, Faulty blend door actuator,
heter not working on 2006 gto . i do have air ,but no heat.
everything, it's from 2001!
the coolant level
It's probably broken. You should see if you can get a mechanic to look at it for you.
Check heat shield on catalytic converterTry going to a higher octane fuel
How can I replace the climate control light on a 2006 Chevy Equinox? Both my heat control and fan speed light are out.
Just above the oil filter and just below the maniflod it is covered by a heat shield
defective gauge, check the temp of the radiator with a heat gun.
Is it blowing cold air only or not blowing any air at all.