Hey guys, I have this truck here that gets about 12 mpg on highway and I think this is really bad. 283,000kms. I got short term trims as follows

bank 1: 1.6% bank 2: 0.8% bank 3: -23% - +29% bank 4: -43% - +10%

Long term as follows

bank 1: -11.7% bank 2:... Login to read more.