2008-04-09 245 15.04 16.29 "first tank after purchase"
2008-04-18 285 14.67 19.43 "Tune up / maintenance - old spark plugs were very bad"
2008-04-26 298 14.36 20.75 "Trip to Windfield"
2008-05-05 296 14.1 20.99 "bed cover install in middle of tank"
2008-05-15 306 15.2 20.13 "partial grill block. experimented with full grill block and found mechanical clutch fans and hot restricted airflow lead to very noisy very draggy configuration. not recommended.
May try again after e-fan mod."
2008-05-21 335 13.5 24.81 "Scangauge installed, new intake, 100 miles of testing - steady state driving. This tank is an anomaly."
2008-05-29 271 14 19.36 "Insulated intake - but this tank convinced me to remove it. I may re-insulate later in conjunction with ECU tune. This was the first tank with significant air-conditioning use and I now know (by way of the scan gauge) A/C was the main culprit."
2008-06-06 302 14.6 20.68 ""
2008-06-14 278 13.1 21.22 "Electric fan mod installed - highly recommend this mod, obvious (but mild) performance boost, and I can now see the front of the engine and hear it without that stinking clutch fan in the way making noise."
2008-06-20 354 14.6 24.25 "surprised - this is with almost continuous A/C use, but I am learning how to stay cool and minimize fuel burn with scangauge.
Drained differential and refilled with synthetic during this tank."
2008-06-27 312 14.5 21.52 "Getting Hot - A/C hurting FE
but better than it would be without mods"
2008-07-06 328 14.5 22.62 ""
2008-07-14 314 14.1 22.27 "RH wheels now have smooth covers "
2008-07-21 349 14.1 24.75 "100 miles of highway - mini road trip"
2008-07-25 348 14.4 24.17 "Now have all 4 smooth wheel covers on
4 days between fill ups - need to ecomod my milage "
2008-07-30 291 12.1 24.05 ""
2008-08-03 341 14.2 24.01 "150 miles of highway testing
+20 miles of 18 mpg limp mode
transmission issue "
2008-08-08 234 9.4 24.89 ""
2008-08-16 319 14.2 22.46 "??? but transmission now fixed"
2008-08-25 350 14.6 23.97 "hoping for better
had a few no A/C days
unheard of during August in Kansas"
2008-09-04 351 15.1 23.25 "first half of tank was a struggle for some reason
air dam installed just at the end of this tank"
2008-09-11 347 14.1 24.61 ""
2008-09-23 342.2 13.9 24.62 "Belly pan under front bumper and forward engine by end of tank"
2008-10-02 328.3 14.3 22.96 "transmission issues
intermittent limp mode"
2008-10-17 323 14.2 22.75 "+50 miles of limp mode (stuck in 3rd gear)"
2008-10-29 344.5 14.5 $1.99 23.76 "tranny fixed - but some freezing weather
hope this is not the future for winter MPG
gas price is right though"
2008-11-05 372.8 14.4 25.89 "good weather no mech issues"
2008-11-14 342.2 14.3 23.93 ""
2008-11-20 359.5 14.6 24.62 "getting cold - effecting startup MPG"
2008-11-30 379.4 14.6 25.99 "above average highway miles on this tank"
2008-12-12 334.4 14.6 22.9 "cold & snow"
2009-01-02 316.5 14.4 21.98 "Rough Idle ?
getting code for 3rd cylinder misfire
but got better (healing )"
2009-01-13 343 15.6 21.99 "Rough Idle?"
2009-01-26 346.7 15.6 22.22 "Reset ECU - still not quite right"
2009-02-05 331 14.6 22.67 "running smoother - FE still low??"
2009-02-16 313.9 14.1 22.26 ""
2009-02-24 355.3 14.7 24.17 "FE up?? Warmer weather?"
2009-03-05 328 14.4 22.78 ""
2009-03-16 359 14.6 24.59 ""
2009-03-30 339 14.8 22.91 "injector cleaner in last of tank"
2009-04-11 340 15 22.67 "Still not getting good numbers in steady state tests
something still not right - but truck running fine
not sure I want to dismantle the injectors or not"
2009-04-21 374.8 14.1 26.58 "I believe this is a slight fill-up anomaly
But truck is running well
steady state performance issues is due to ECU reset
never properly reset the scan gauge correction
after disconnecting battery - Doh!
I feel I am close to baseline - let the mods continue!"
2009-05-05 347.9 13.9 25.03 "definitely the scan gauge correction is off
still dialing back in"
2009-05-18 364.6 14.56 25.04 "Scan gauge right on and locked at -21.7%"
2009-06-01 369.3 15.1 24.46 "SG reporting 24.9 mpg"
2009-06-13 362.8 14.95 24.27 "SG reporting tank mpg 23.9"
2009-06-25 377.8 14.3 26.42 "~120 miles highway"
2009-07-02 131.2 6.4 20.5 "top off for road trip
lot of short trips - but this seems too poor for no reason
filling error?"
2009-07-04 282.8 8.9 31.78 "All highway
trip up was 33mpg on SG
tough head wind on return trip"
2009-07-24 330.1 14.7 22.46 "new commute - only ~ 7 miles half of old commute
good for fuel usage - bad on MPG
need to address warmup fuel usage"
2009-08-10 351.4 15.3 22.97 "no forward wheel covers
new brakes and rotors did not re install (one broke)
with new commute - limited highway speeds
holding out for new wheels and tires"
2009-09-01 317.7 14.2 22.37 "full tank shorter commute"
2009-09-21 331.7 14.5 22.88 ""
2009-10-05 337.6 14.4 23.44 "inserted additional winter grill block"
2009-10-18 333 15.3 21.76 ""
2009-11-08 325 14.2 22.89 "moved - commute even shorter now <5 miles one way
I might bike this commute next summer - but limited shoulders on road"
2009-11-18 332 14 23.71 ""
2009-12-05 337.4 15 22.49 ""
2010-01-05 332 15.1 21.99 ""
2010-01-18 315 14.7 21.43 "very cold"
2010-02-03 354 15.8 22.41 ""