Questions & Answers for: 99 silverado heater control valve

99 expedition heater valve Does the same heater valve control the front heat and the rear heat in my 99 expedition? yes to the first question and yes it is the blend doors recommend get another unit ...

...passenger side down under the glove box There is no heater control valve on the 99, there are blend doors that open and close depending on where you want the heat to come out. Check for vacume

...silverado 1500 v8. not sure if it has a heater control valve The heater core is on the passenger side under the dash within the heater airflow contoller box. If you had Xray vision and could look ...

...heater control valve on a 2000 silverado--blows cold air only--just went out one day Most heater control valves are up next to the firewall behind the engine. Look for coolant hoses running to that ...

...99 silverado 1500 Two things come to mind one the flap on the inside of the air duct is not switching over to allow heat to come through. Second your heater core could have a blockage. Go under the ...

99 silverado had replaced water pump want to be sure I've got the heater core lines in the right place not getting much heat in the cab It may be the electric control under the dash is not opening the

99 chevy silverado uneven idle 750 to 2500 changed idle control valve worked good for one day now it back but not as severe My last silverado was a 99 and i changed out my fuel pump and the fuel pump ...

How to replace Heater control valve in a 1999 chevy silverado This vehicle year doesn't have/use a heater control valve. What is the problem with the heater?

...heater control valve, 99 Chev astro van how to install heater control valve, 99 model This year and model doesn't have a heater control valve it uses what is called an electrically actuated air ...