how can I fix the heat gauge on 1994 Buick Century

heat doesant work, when I turn on the ignition the needle goes back words,when motor starts needle ever moves it stays back words. Ben like this when I bought it.I don't know but the curse control will disconnect sometimes when driving & the intermittent wiper some times wont work. could they all be related ??

Asked by for the 1994 Buick Century
1 answer
No, they are not related. The temperature sender needs to be replaced. The multifunction switch that controls the cruise and wipers is worn out and needs to be replaced.