Did you try the radio supression and/or fan relays, the fuel pump relay, then the crank sensor. I just went through this on my 940 and had done it on a 740 a
I have a 1998 V70 wagon. The heater/AC fan works intermittently. Sometimes it will run fine when the engine is idling, but when you step on the gas, it slows
sure reminds me of my 88 740 turbo doing that ............just 'flaming out in flight' ......... loss of power, will barely run. Wait a while, and it'll run a