CHEVROLET OPTRA MANUAL 2005 VIBRATING WHILE IN IDLE MOOD, I CHANGED PLUGS AND ITS CABLE BUT STILL HAS THE SAME PROBLEM AND SHOW CHECK ENGINE ICON.
HEVROLET OPTRA MANUAL 2005 VIBRATING WHILE IN IDLE MOOD, I CHANGED
PLUGS AND ITS CABLE BUT STILL HAS THE SAME PROBLEM AND SHOW CHECK
ENGINE ICON.AND ALSO FEELS JERKY WHILE DRIVING MOOD.