Volvo12306
New member
- Joined
- Oct 19, 2013
- Messages
- 1
- Reaction score
- 0
- Points
- 0
I just bought a 93 Sierra. I found out that the owner cut off the catalyst converter. The truck runs rich blowing black carbon out the exhaust. Can I unplug the o2 sensor and make it not run so rich? I have a problem of it getting to much fuel and acting up. Please help