24-04-2015, 10:34 PM
Flicker/lumpiness sounds like a bad earth to me, check the battery -ve lead and also the earth between the engine or gearbox and the body of the car.
If the alternator was dodgy the lights may dim but it wouldn't cause any engine lumpiness. Although would cut out when the battery went flat haha.
If the alternator was dodgy the lights may dim but it wouldn't cause any engine lumpiness. Although would cut out when the battery went flat haha.