• Take it to your mechanic. The Idle Air Control Valve (IAC) may be sticking.
  • when looking from front at engine bay, on the right side of the intake manifold there is a valve looking thing with two screws. remove the 2 screws and take the top plate off. There is another screw with spring tention on it. With engine off back screw off then retighten. Put plate back on and start car. Should be gone, if not please let me know. Thats step 1 of 3 in diag of fluctuating engine.

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