1999 Chevy Suburban Heater Control Valve Diagram

Chevy suburban 1999 hvac heater core by spectra premium. The heater control valve that cuts off the flow of hot water to front heater core is vacum actuated i tested the leads going to the vacuum solonoid and it is getting some voltage but does not make the test light bright so i gather i am not getting full voltage or enought to actuate solonoid.

Suburban Engine Diagram Wiring Diagram

If testing proves that your heater core is defective.

1999 chevy suburban heater control valve diagram. Replace bad heater control valve 1997 chevy. Air conditioning control panel 1995 to 1999 suburban tahoe yukon sierra silverado 1road. Backed by over 50 years of mobile ac experience fix it once.

The airflow director works great. I realized that the heater control valve was not getting vacuum at all. Hi my rear heater was not working properly so i felt the hoses to the heater core and one was hot the other warm.

We did this with some plastic ts and such that we already had at home. 2000 astro van front heater control valve 6. Is there a seperate temp control.

In order to still be able to drive the truck we by passed the valve and hooked the lines together so they would still allow coolant to flow through the cooling system. Tahoe suburban 99 suburban no heat i have a 99 gmc suburban k15004wd that has no passenger compartment heat. The vacuum line on the top of the solenoid is drawing vacuum.

1997 chevy tahoe fixing a coolant leak with heater core radiator hose gmc suburban. Products are engineered and tested to provide years of trouble free operation. The ac works great.

While trying to get the rear heat to work i noticed that the original heater control valve had broken and instead of simply replacing it the previous owner bypassed it using two straight pipes for the send to the front heater core and the return. The problem i have is that it never gets hot. Air blows on floordefrostvents with no problem.

96 chevy suburban 57 vortec. I followed the vacuum line up to the heater control solenoid and obviously it is not working. I just need heat.

And replace your air conditioning control module in your 1990s chevrolet or gmc suburban tahoe. I have to replace a heating sytem valve on my suburban. If youre not feeling much heat or your carpet is wet and you smell antifreeze chances are you need a new heater core.

I have a 1999 k1500 suburban that i just purchased used. Chevy suburban 1999 hvac heater control valve by four seasons.

99 Suburban Vacuum Hose Diagram Wiring Diagram