I have a 94 chevy camaro I've replaced the thermostat the heat sensor the heater core and the water pump car will heat up after it runs for 20 min but as soon as you start to drive the temperature Guage goes down and the car starts to cool off inside there is no heat control valve all hoses are warm this is really frustrating and I live in Illinois it's cold can you please help
Our certified mechanics come to you ・Backed by 12-month, 12,000-mile guarantee・Fair and transparent pricing