- Joined
- Jul 7, 2009
- Messages
- 1,809
- Points
- 3,101
- City
- Loganville GA
- Vehicle Year
- 1990
- Transmission
- Manual
If it goes negative, you have a cracked, or bad 02. It should never read negative at all. Its toast man. Grab a new one and move on to a burnout vid!!
I'll pick one up and give it a shot! Thanks again for the help!!