WHEN MY CAR IS ON AND THE RPMS ARE LOW WHEN I AM...
2004 Chevrolet Optra
January, 21, 2013 AT 10:26 PM
When my car is on and the rpms are low, when I am stopped at a light or it is in park, it chugs. Its like a bouncing motion, and this only happened after oil was added a few days ago. Also the check engin light turned on at the same point.
Any ideas on what this might be?