1997 Chevrolet Lumina "heat doesnt work car idling" Questions

doesnt matter its both the same system we will treat it as one type same **** but gets in to heat. To begin with the ICM is the one that sends RPM information to the ECM. without this signal this girl

always cool....why doesnt the heat come thru when Im idling? Possible causes: 1. Fuse blown 2. Heating element broken 3. Electrical Connection (back of lighter assy) 4. Bi-metal tabs bent out of shape

...heat. The ISV (Idle Stablizer Valve) could be clogged or just not working. It's a cylinder with 2 vacuum lines and electrical connector going to it. Just above the valve cover and below the intake ...

...heat and then ac will blow hot air .It doesnt sound like the ac is kicking in when idle nissan maxima gle 2000 280,000 miles- had it for a year and a half and everything works great besides that ...

...doesnt and my car then over heats. Along those lines my AC works as long as I am driving, once I am idlingthat too begins to blow warm air. Sounds to me like it's your thermostat... The reason it ...

...heat. it will get warm at idle or when going up hills with the snow plow on the truck other wise blows cold air. beleive it or not if your antifreeze is old will affect it ..flushing heater core ...

...doesnt work. Tested fan directly from battery, works. Tested from cooling fan switch with a piece of wire key to acc, works. They switch on when the water temp.reaches a certain heat. "fan dont work" ...

...windshield washer fluid motor doesnt work..could all this be connected check all conections of the engine area and put especial atencion on any place where you or any boddy due any work

doesnt work in the car Sounds like you have a leak somewhere. A good place to check first is the heater core. It is on the passenger side under the dash. Check the floor carpet and under the carpet if

...doesnt die The first thing to look for is vacuum leaks,possibly in the EGR valve or its related components,also look at the heat activated vacuum switches on the intake manifold,an easy way to check ...