I just asked the local dealership and they said that there is no heater conrol valve on a the blazer. I'm having problems with my heat where it blows hot air for a short period of time and then it would quit, I was told to get the system flushed and that should take of it.control valveyou can install one yourself on the hoses leading to the core, they can be purchased from a local parts store or simply loop the two hoses together to bypass the core. Many people extend the life of their heater core by bypassing it during the summer months to avoid unnecessary corrosion or, or bypass it if it begins to leak.
this model does not have a heater control valve, it has a specail thermostat that controls flow.
how to replace a heater core in a 1997 Chevy blazer
Right under the throttle cover.
the heater core, heater core hoses or heater control valve is leaking
Heater Airbound? Heater control cable not working? Heater core plugged?
Low coolant in the system. Defective heater control valve. Clogged heater core.
The heater might not shut off in a 1998 Chevy S10 Blazer because the temperature controls are turned up to heat. The makers of this type of truck and most GMC vehicles allow for constant air to flow throughout the vehicle at all times. In the summer, just turn the temperature control lower.
Where is the control module located on the 1983 Chevy blazer
The heater control valve (temp blend door) is located behind the dash assembly. The dash assembly has to come out to gain access to it.
The heater control valve (HCV) is a very important component to a vehicle's water cooling and climate control systems. The HCV itself for this application can be found inline to the heater core lines.
when you put drive chevy blazer 2002 ls 4wd it turns off, what's the problem
TCCM Transfer case control module
The heater temp blend valve is located behind the dash assembly. The dash assembly must be removed to gain access.
You have to completely remove the dash to get access to the heater core.
It does not use a cable. The heater blend door is operated by a electric motor. The complete dash assembly needs to be removed to gain access to the unit.
pull the handle down
Where is the tcm in a 1994 chevy S10 Blazer
Either the linkage from the temp control unit to the valve on the heater core (which is behind the radio and temp controls) or it is the heater core itself.
Same as a 96 blazer go here.How_do_you_replace_the_blower_motor_on_a_1996_Chevy_blazer
Maybe a bad switch
Where is diverter that controls air direction located in a 2004 Chevy S10 Blazer?
the temperature control actuator is on top of the heater box under the dash. you have to remove the dash to get at it. a repair manuual will show what screws to remove
Low coolant? Bad thermostat? Heater core plugged,restricted, or air bound? Water pump not circulating coolant? Heater control cable not adjusted properly?
you probably have a bad heater core.
Where is the heater control valve for a 93 Chevy van, G-20, 5.O