2005 Volvo S40 T5 Awd

Car details:

It's a long story but I'll ry to keep it as short as possible. I bought this car last year with a bad motor from an acquaintance. I found a perfect motor with 89k on it, I installed the motor and it wouldn't start, kept getting the immobilizer warning on the dash. So I had it towed to the local Volvo dealer, they told me it was the immobilizer. I paid them almost $1000 and they couldn't get it to start. They claimed it might be the computer, so I sent it out to a rebuilding service and took it t...