A flashing check engine light frequently means that the engine has a cylinder miss firing, the jerking you are feeling is a misfire, you probably just need to get a tune up, which means basically change spark plus and wires, and flush and change all fluids.
The check engine light is flashing due to a problem with the emission system. I flashing check engine light usually indicates a random engine misfire.
If the check engine light is flashing that indicates an engine cylinder misfire has been detected
If the check engine light is flashing when the engine is running , that indicates that an ignition misfire has been detected
An engine cylinder misfire has been detected if your check engine light is flashing
An engine cylinder misfire has been detected if your check engine light is flashing on and off
Your engine light is flashing on the VP commodore because of the error codes.
If the check engine light is flashing that means an engine cylinder misfire has been detected
A flashing check engine light means an engine cylinder misfire has been detected
If the check engine light is flashing that means an engine cylinder misfire has been detected
A yellow flashing engine light is an indication that the engine should be checked. The yellow flashing light can because by low water level or low motor oil.
It is not recommended. A flashing flashing check engine light is an indicator of a catalytic converter damaging misfire.
A flashing check engine light is an indication of a misfire.