2002 Chevy Monte Carlo

2002 CHEVROLET MONTE CARLO
182,000 MILES
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STEVENLEHMANN
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  • 4 POSTS
I just recently replaced the idler but my car will still go from 1000 RPM's to 1500 RPM's but only when i am coasting at 50MPH or higher, when i coast below that it seems normal is there any way you could tell me what could still be going on.
May 7, 2013 at 12:01 AM
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ASEMASTER6371
  • ✓ASE Certified Mechanic
  • 52,796 POSTS
  • ASE Certified Mechanic
idler?? for the belt???? why?????

is the check engine light on???

if you put it in neutral coasting, is it the same??

roy
May 8, 2013 at 5:57 PM
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STEVENLEHMANN
  • MEMBER
  • 4 POSTS
I replaced it because it broke and no if it is in neutral it does not do it and the check engin light is on but it has been on before the problem started. Thanks again

Steven
May 8, 2013 at 11:55 PM
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ASEMASTER6371
  • ✓ASE Certified Mechanic
  • 52,796 POSTS
  • ASE Certified Mechanic
we need the codes to start

roy
May 9, 2013 at 2:42 AM
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