Still waiting on a response??????????????????????????????????????????????????????????????????????????????

+ OR - 5% is within GM specs, I doubt that the cleaner would be a concern, just make sure your air box sealed
correctly.

Mike if you look on my "speedo off 18 mph "post I sent the down loads from unit there.

Mike, this is Louis, what i did the other day was spent appox 2 hrs,uploading and downloading different rear axle size's. My truck is a 2008 Silverado,5.3,4:56 gears,35 in tires. Only way I got it to work with no abs lite coming on and shifting correctly, and speedo on spot, is ,Go into the 87 ...

Just checking in ,have not heard anything yet.

Yes on my last post started off as would not take axle ratio,nor the tire size so the speedo remained off by 18 mph.
Was sent a downloaded tune from ya'll, see my "speedo off 18mph post". Now still off by 8-10 mph ,abs still coming on, and installed a MDI with laptop and test drove and the v8/v4 ...

Zach ,just uploaded the program, test drove truck, at 62 mph showing 70 mph,before was 18mph off,getting closer, and my abs lite comes, on. Ever since installed not this program but since all this started with the mph off the abs been coming on,with the orginal trinty and with the tune I loaded 3 ...

Mike I hope this download is correct ,thanks again. Axle ratio:4:56 Tire size 35/12.50/17

Old unit has version v.1r13k,6jy3w,new unit had v.1r13b,updated tonight did not get other version,6cbxy89,2008 Silverado,5.3,456 gears,35 in tires.

Trinty, yes, Sent Garrett the backup and tune, thank you for your quick response, hope this can be solved.if you need the version's can get them for you.

2008,Silverado,4wd 4:56,35 in tires,Yes been having a trinty for several years, only one problem till now, Last time the unit locked up had to send in, got back unit very quick and was unlocked,ya'll did not charge me.Now almost 2 years later the pcm starts to send out p0606 codes, been in the gm ...