my u7137 wont upgrade to 9r12

TYPHOON4X4 · Post by **TYPHOON4X4** » Mon Jul 18, 2011 3:28 am

IVE HAD MY PREDATOR FOR ABOUT A 9 MONTHS WITH FILE 9R09 IM TRYING TO UPLOAD THE 9R12 BUT THE TOOL IS STATING IT CANT DOWN GRADE .IS THIS CORRECT? THE CURRENT TUNE IS 9R09

Post by **mikel** » Mon Jul 18, 2011 10:20 am

load this then load 9r12:

TYPHOON4X4 · Post by **TYPHOON4X4** » Mon Jul 18, 2011 2:43 pm

great thanks just for clarification i return the car to stock? upload this to the predator and then upload the 12 version?

Post by **mikel** » Mon Jul 18, 2011 3:01 pm

yes, and yes.

TYPHOON4X4 · Post by **TYPHOON4X4** » Mon Jul 18, 2011 6:04 pm

Awesome thanks ill let you know how it goes real quick what benefits are there from 09 to 12 ?

TYPHOON4X4 · Post by **TYPHOON4X4** » Tue Jul 19, 2011 1:23 pm

great the tool updated perfectly ill be uploading it tonight and ill let you know tomorrow how it goes but so far its going great.

TYPHOON4X4 · Post by **TYPHOON4X4** » Wed Jul 20, 2011 1:10 am

Ok well problem I returned jeep to stock uploaded the tune you sent and then immediately uploaded the 12 with no problem .I go to upload into the jeep and get the message saying veh unsupported dcx calid 68043449ae

TYPHOON4X4 · Post by **TYPHOON4X4** » Wed Jul 20, 2011 11:10 pm

hi there cool beans it worked fine i recalibrated the tuner and uploaded flawlessy thanks a whole lot. curious what are people getting with the mpg booster on average ? i was getting upto 24 mpg before nyc traffic slowed me down to 5 mph.