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So this gmc sierra 2004 we made a swap to a 6.0 , client decided to buy the ecu by his own and bought it for a manual transmision sierra which is not the correct . at first they asked me just to...

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heres the 2nd log after calibrating maf, power enrichment

i put the calibrations back to normal after that

well thats why i need HELP!!!!!!!!!!! i didnt drive the car w that maf calib i just turned the car for 1 minute cause nobody helped calibrate it right....

basically i just know the basics of tuning i know i dont know too much but my dad wanted me to fix problems, i hadnt touched tables that make the engine work differently thats why i need help because...

gstorey i just started on this, some dudes from other city tuned this vehicle and bricked the ecm, I orderd a new ecm for a 5.3 colorado and it came this way with various calibrations that dont even...

basically this colorado has a 2010 tahoe 5.3 engine tried to set the stock maf calibration of the tahoe and doesnt react so well

thanks... I just need to get a wideband though i think imma leave it on hold till i get one

Chevy Colorado 2010 5.3
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When running normal on street it drives smooth but when i make a stop it sometimes drop rpms too low and turns off.
going uphill on normal speed car feels...

hey blind squirrel i was wondering if u could help me with this its a 5.3 colorado 2010 i converted to electric fans, its 1 fan that works with 2 velocities. it was working well when i calibrated it...

it gives me those options and yeah it has 2 electric fans.


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hey guys i need some help here im trying to adjust the voltage on the alternator someones reccomended me to set whole table on 15.5 volts. Alternator wont be really giving me 15.5 he said it would...

Yes gstorey is right im just tryna be corrected the file i uploaded is a random file i got from tune repisitory to practice on ive never really tuned a car, i just want to know if im in a good path...

Stock sir i got the file from hp tuners just to practice

So basically stage 1 i was thought when a car was stock or has aftermarket air filters (cold air filter/high flow filter), bigger headers or performance exhaust systems i only calibrated: IDLE-BASE...

Whats up guys I will drop a tuned file this is my first tune I did a stage 1 but its only a stock tune file I got from the tune repository, stock tune I grabbed was pretty high on some graphs I know...

Hey guys whatsup, as u can see im new to this but i own a mechanic shop here in mexico so i have an idea of how tunning works and ive used some sample tunes and have an idea of maf tuning speed...