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,
everything, it's from 2001!
heter not working on 2006 gto . i do have air ,but no heat.
the coolant level
It's probably broken. You should see if you can get a mechanic to look at it for you.
If the heat and defrost in your 2008 Chevy Impala aren't working, it could be due to several issues. Common causes include low coolant levels, a malfunctioning thermostat, or a faulty heater core. Additionally, problems with the HVAC controls or blower motor can prevent warm air from circulating in the cabin. It's best to have a mechanic diagnose the issue to ensure proper repairs.
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.