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View Full Version : lbz wont go over 2k rpms after flash



kbturbo
January 16th, 2015, 08:37 AM
Hey guys. Ive been tuning for 7 years with sct and hptuners so I'm still learning how Efilive works. I have a 2007 lbz that had fleece tunes in so a dealership put an updated stock file in the truck. I read the file, converted it to a dsp5 operating system and did a full re-flash. Now, the truck won't go over 2k rpm's. Am I missing something? Thanks for any help

killerbee
January 18th, 2015, 02:24 PM
Possibly a performance limiting limp mode. Check for codes.

kbturbo
January 26th, 2015, 05:00 AM
its a 2564 turbo boost control position sensor code. I have it deleted in the tune but it keep showing up

WisconsinHick1
October 29th, 2016, 05:25 AM
Did you ever figure it out? I am having a similar issue.