1998 Chevrolet Blazer Q&A
1998 Chevrolet Blazer Question: Temperature Control
I have a 98 Chevrolet Blazer with temperature control. Up until a few weeks ago it was working fine. Now, only the heat works and it's coming out all of the time. The amount of heat that comes out and where it comes out can still be adjusted. However, there is always some heat coming out even when it is off. - totch1ae
The temperature door actuator may have failed. If you can remove the actuator try moving the temp door by hand to see if the output temp will change, if it does the actuator may be at fault. - Russ
Unable to regulate temperature. The only setting which works is the hottest setting for heat. The A/C does not work. I checked the refigerant and it is ok. Is the climate control module bad and...
The heater and air conditioner fan has gone crazy. It speeds up and slows down all by itself. It switches from heat to air and back all by itself. It also makes a weird grinding noise. What is wro...
Blower and A/C working fine but no heat. Any ideas?
One or more heater & AC (HVAC) temperature and/or air delivery mode door actuator may fail, resulting in improper temperature or air delivery. If this occurs, fault code(s) should be stored...
one for the computer and then another one. if so could you tell me where the other sensor is for the computer