I have 35" tires 318/72/17... and I adjusted my aspect Ratio to 68% from 72% and it is still reading 7 MPH slower than actual speed. What do I need to adjust? This is driving me crazy HELP!!!!!
Scott
Search found 5 matches
- Thu Dec 22, 2011 2:16 pm
- Forum: Predator GM Diesel
- Topic: Tire Calibration
- Replies: 1
- Views: 2746
- Fri Nov 18, 2011 12:27 pm
- Forum: Predator GM Diesel
- Topic: MPH Callibration
- Replies: 3
- Views: 2965
RE: MPH Callibration
That will work for my 2004.5 Duramax programmer? I am a rookie at this stuff. I do not understand Aspect Ratio. Thanks in advance
- Fri Nov 18, 2011 11:51 am
- Forum: Predator GM Diesel
- Topic: MPH Callibration
- Replies: 3
- Views: 2965
MPH Callibration
I have 35/12.5/17 tires and when I converted the size to metric 318/72/17 and re-program it my MPH is still off by 5 to 6 MPH. What is the best size to enter for an accrurate speed odometer reading? Thanks in advance!!!
Scott.
Scott.
- Mon Oct 24, 2011 2:55 pm
- Forum: Predator GM Diesel
- Topic: Check engine Light
- Replies: 2
- Views: 2733
RE: Check engine Light
Yes it was EGR
- Mon Oct 24, 2011 2:31 pm
- Forum: Predator GM Diesel
- Topic: Check engine Light
- Replies: 2
- Views: 2733
Check engine Light
I just recently purchased a Predator and tuned my 2004.5 to the first level tune (45) and after about 2 weeks my check engine light came on and I got the code of EGT sensure not identified. My friend said his has done it before and it was normal. I reset the check engine light and it came on one ...