0
Why wont my heater blow out hot air only cool air on my 1999 Chevy Tahoe?
Wiki User
∙ 16y ago
if this system uses dex-cool flush the system
Wiki User
∙ 16y ago
Add your answer:
Earn +20 pts
How do you fix a heater that quit on a 1999 Chevy Tracker?
When you have the heater on, does it just blow any air at all? or no air?
1999 Chevy Silverado doesnt blow and heat what is the problem?
if it doesn't heat your heater core is most likely clogged and if it doesn't blow at all then the blower is messed up.
Why does the rear heater in a 2003 Chevy Tahoe only blow cold air?
Try replacing the temperature control switch for the rear control cluster. Hope that that's the fix. Less than $20.
Can not get the fan to blow on hi on a 2001 Chevy Astro van?
get a new heater switch
Why wont my heater blow out hot air only cool air in your 1999 Chevy Tahoe?
I had a similar problem in a 1998 GMC sierra. We found the switch that controls the temperature was bad. The only other thing that I know of is a vac. controlled device called a motor may be bad but those usually control where the air blows, not the temperature.
Why will the heater not blow warm air on a Chevy s10 pickup?
Check your anti-freeze levels
Chevy Malibu wont blow hot air?
check heater fan to see if it is working.
Why would a 2001 Chevy Blazer heater only blow cold air?
Low coolant in the system. Defective heater control valve. Clogged heater core.
Why wont the heater blow on your 1996 Chevy S 10?
Likely heater core. I had same problem with 1996 S-10 with 4.3L.
Why does 1999 grand am not blow hot air when heater is on?
Because your thermostat is probably stuck open
Why doesnt my heater blow hot air in my chevy truck?
Low on coolant. Bad thermostat. Plugged heater core. Temp blend door inop.
Why would a heater on a 2001 Chevy Blazer blow cold air if the thermostat was just replaced?
The heater valve could be failing to open for one reason or another.
