Originally Posted by ZinFreak
OEM trip computer gives about 22 MPG which is 12% higher than actual ~19.5 MPG. I do 90% city and my commute is 5 miles to work. Car barely warms up. Just murder for mileage. But hey I can't complain, I can't finish a cup of coffee getting to the office.
My mileage suffers until I have ~7-10 miles on the drive train using Mobil 1 5/30 and OEM fluids for the rest. Going to go total synth. sooner than later.