temp gauge up and down Car temp gauge goes up and down, when idling it says its overheating but the vents blow cold air , will go down when I blast the heat after a couple seconds. Also does it ...
...it be that the heater core is not working under pressure? See what your rad fan is doing with setting at heat, not defrost. It should only come on when temp gauge gets up around operating
...your temp gauge. When at normal operating temperature + or - a few degrees, it should come on, but watch & see if gauge goes too high towards hot, and it doesn't come on, have fan operation
Question about Jeep Cars & Trucks
...temp , cold started, the goes to 180F and holds hot? if not the thermostat is no good, bingo. stuck in cold start mode for ever. I keyon and see the TPS work, not started, called throttle angle. i ...
Question about Ford Cars & Trucks
...gauge at 20" HG at idle and not BOUNCING we use tools to find cause. gue$$ing can be endless and super expensive or worse adding on wrong parts. SPARK: 8 spark plugs all new, and all 8 COP boots ...
...goes out and the ECT rises fast and hits 180F and the IAT will be near about 100F The IAT depends on its location, i just make sure it rises a bit. the IAT is a critical sensors on all JEEPS and all ...
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