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Q: I have a cyclin creaking noise coming from the heater control area. Can you help on 1997 Buick Park Avenue

Rookie cbe0621eac06868b3efe0d8d1d3611e23c60d3114864ea2ec19a68cfbd3eebab
it cycles on and off in five second intervals, each cycle lasting about ten seconds, whether I have have the unit on or off. Sounds like some thing need to be oiled badly.
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