Quote:
Originally Posted by dondean
My 1997 C280's AC is not cool. The AC had been working intermittently for awhile. Now, the Ac clutch only engaged for a short while then disengaged, and cool air stop blowing out. I noticed there were some noises in water pump. I don't know if water pump defective could cause AC not working. The freon is still full in AC system, not leaking. Any help will be appreciated.
Thanks.
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If you suspect you have a water pump problem I would fix that first, then move on to the A/C system.