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  1. E39 M5 and E52 Z8 Discussion
    hey all hopefully someone else had this issue or can help. 2000 M5 140k miles muffler and resonators removed i started to notice a hesitation when accelerating hard then a massive loss of power feels like a moped motor under the hood exhaust went blatty then just completely stalled out ses...
  2. E60 M5 and E61 M5 Touring Discussion
    I've had this problem for some time, the engine idle bounces from 500-1100 a few time then stalls this only happens when its warm and after a good run I have done the following: 1- replace all spark plugs 2- valve head gasket 3- cleaned MAF and o2 sensors (check MAF perfomance and it looks ok on...
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