Q&A

1992 Mercury Sable

Question: when i start it , it idles rough

• check engine light on---
  car idles rough when sitting at traffic light

  Q&A > Mercury > 2000 Mercury Sable

• Problem With Idle Air Bypass Valve May Cause Engine Performance Problems
  If you experience difficulty starting the engine when cold, stalling at idle, or hesitations during acceleration, it may be the idle air bypass valve. This valve helps the vehicle idle s...

  Common Problems > Mercury Sable

• My car is idoling rough, when I come to a stop it dies.
  The car idols rough and dies when it comes to a stop. It has started idoling high when driving and sticking.

  Q&A > Mercury > 2000 Mercury Sable