this use to happen just once in a while but now it happens all the time
my 91 turbo just stalls out for no apparent reason,no missing, no sputtering , on 1991 Volvo 940
seek diag and est from your mech
1 more answer
It's very common for these to have a bad fuel pump relay or fuel pump cause a stalling while driving issue. Take this to a volvo specialist and they should be able to easily figure it out. If you're going to fix it, replace the fuel pump relay and see if that helps.