marquis idles funny on 2001 Mercury Grand Marquis

Car idles funny only when the AC or Defrost is on

by in Nashua, NH on April 12, 2014
1 answer 4 comments
ANSWER by on April 12, 2014
Clean the idle air control and throttle plate.
2 people like thisFlag inappropiate
COMMENT by on April 12, 2014
Thank You
COMMENT by on April 12, 2014
Hope that's all you need, but simple.
COMMENT by on April 14, 2014
What do you suggest the best way to clean parts
COMMENT by on April 14, 2014
Some intake or good carb cleaner.