2001 Chevy Cavalier revving up and down

2001 CHEVROLET CAVALIER
204,000 MILES • 4 CYL • FWD • AUTOMATIC
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EDGINGTONADAM86
  • MEMBER
  • 1 POST
my 01 chevy cavalier keeps revving up and down what can be making it do this
Feb 2, 2010 at 9:26 AM
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RASMATAZ
  • ✓Experienced Mechanic
  • 75,988 POSTS
Clean the idle air control valve and its passages thoroughly and see what happens
Feb 2, 2010 at 9:49 AM
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