Just an update, it turned out to be the fuel pump relay. The car had trouble staying running, I jumped the fp relay with a paper clip and it started up right away, so I pulled a used one from a volvo parts yard and it works fine now. I'll replace the capacitors on the old one and swap it back in I g...

Bumping this thread to update, the problem wasn't the camshaft sensor. The specialist had it for two weeks but couldn't figure out the problem, charged $125 for the sensor and ECU he swapped. He seemed preety defeated and said he worked on it for a while and couldn't pinpoint the issue. It's a littl...

I took it to a Volvo specialist only a few miles away, and he figured out it was the camshaft sensor and pulled a used one from a few junk 850s he had lying around. Cheap fix but frustrating that I couldn't figure it out myself (or other normal mechanics for that matter).

I've never seen the transmission arrow do that as the car is dying. If it drops power while driving, I'd say the idle control valve is fine. Thanks for your response! The up arrow flashes when it's about to stall. I don't know why. When I unplugged the TPS it flashed constantly. I'm guessing the st...

Im new here so I guess ill post this! I picked up my 850 in August, 1996 GLT (leather, auto) with 162k miles for only $1400. The service engine light was on (just a service reminder, seller didn't know that =), AC was dead, classic ABS issue, some other things. But the interior and exterior were and...

I dont have the money to replace things until I figure out whats wrong so Im trying to narrow down this issue and potentially fix it myself. -1996 850 with 175k, I have had it since 162k -It stalls and shudders randomly, always after warming up -Can do it while idling, can do it while driving, somet...