2003 Volvo S60 Q&A
2003 Volvo S60 Question: car surges
Hey Steven, This is not going to be related to the timing belt. More likely an issue with the transmission or maybe the engine management system. Do you have any warning lights on? - Bret Bodas
please check your oil trap..if inop..it will send oil vapor under pressure thu your engine .you will get surges and it will trip a code,, - derektate
My 03 S60 will sometimes surge while running but foot is not on the gas
When the cruise control is on the car feels like it's surging. No indicated change in speed. I wouldn't call the symtom "hunting" there is no ON and OFF sensation or indicated change in speed.
my volvo s60 t s had an erratic idle took it to volvo dealer and he diagnosed low air flow and he cleaned the etm its running great now but he said that if the fault returns it might need a new etm...