my car is running hotter on 1998 Buick Park Avenue

My car is running hotter than normal. After driving for about 20min it starts to heat up to 200-205. If I slow down or stop the car heats up to 205-210 pls respond to

by in Canton, GA on July 20, 2011
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1 answer
ANSWER by , July 20, 2011
Does it have enough Anti-freeze? Check that first, if thats not the problem then you may need a new temp. sensor somewhere. Not sure if your car has multiple sensors but you can take it to a mechanic and have them check it out.