any help on tuning for fuel mileage on the gas ls gen IV 4.8,5.3 & 6.0 would be helpful? Thanks
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any help on tuning for fuel mileage on the gas ls gen IV 4.8,5.3 & 6.0 would be helpful? Thanks
general tuning helps alot. Lean out the cruise tables. add timing where needed. Im tunning about 15.6 afr and 38* timing at cruise speeds (70mph). Currently getting 16mpg out af a gen III 5.3L with a 80e, 4.56 gears and 33" tires