Measure actual temp first with an IR thermometer. A lot of time is wasted due inaccurate guages.
The fan should be operating in low-speed when the A/C is on.
The low speed dropping resistor is a common fault. Check it first.
Steve
98 Contour SE Sport 2.5 Duratec ATX The wifey's car
89 Taurus SHO - 246K miles
94 SHO ATX - 190K
1997 F-150 5.4L ATX - The Workhorse 150K.
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