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RPMS go up and down while breaking.

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Old 02-24-2018, 01:04 AM
  #11  
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Yes its at least 7 months old which to me is kinda new.
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Old 02-24-2018, 06:42 AM
  #12  
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Check the wiring connection to the throttle body, clean the throttle body and the MAF , check the air filter, perhaps install a new one.
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Old 02-24-2018, 08:55 AM
  #13  
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Inspect the break (sic) booster vacuum hose.
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