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Hey guys, I just got done installing a turbo on my truck and I'm honestly a little stuck at this point. I've have been trying to tune the VE table by...

If you receive this message upon reading use the following steps to resolve. 1. Redownload & install the newest public software from the downloads...

Hello. I'll start by stating that I have a 2007 Tahoe LT with the 5.3. It has a Sloppy Stage 2 cam, 799 heads, longtubes, BTR dual valve springs,...

wondering if someone could help me out with EOIT stuff, i have been reading and looking at the calculators and know i have zero clue haha attached...

Hi, I bought a used mustang that was tuned and came with the SCT X4 with 3 tunes on it. I am super newb with this so bear with my ignorance. I...

So? I have tried the facebook groups and everyone is a smarta** on there and only willing to talk smack. I?m new to this scene. I don?t have HPtuners...

2 WD 4L80E in a 69 Chevelle. won?t shift up from low. It has reverse. Drove the car to the body shop and it worked fine, a couple weeks later on the...

I'm very new and trying my best to learn everything I can. I've been fighting a base idle tune on my square body swap. After multiple attempts and...

If you receive this message upon reading use the following steps to resolve. 1. Redownload & install the newest public software from the downloads...

I currently have a cylinder 5 misfire on my procharged L83 on my 2017 suburban. Mods are: Bolt on procharger Texas speed long tube headers Baro...

Anyone wanting a true comparison of ported heads on a cam and bolt on ls3 then here you go. Only changes were the port job, .040 cometic gaskets,...

I'm in the process of tuning the VVE and MAF on my 2015 Silverado L83 using the SilverSurfer's VVE assistant tool and Dyn Air calculations. I believe...

Hey Guys, I've got a issue that has got me a bit stumped. 2016 Holden HSV GTS LSA E67, manual vehicle, 2 bar SD upgrade. Mods include 2650...

2002 lq4 with 317 heads, summit 8719r1 cam, long tubes it seems to idle high, and timing looks like its all over. Very new, any criticisms or...

I cannot solve this cold start surging problem with the new converter. When warm it's perfect. Starts fine, reverses fine, then once I press the...

I'm a rookie at tuning and looking for some help. I bought a 01 c5 LS1 6spd that had a tsp maddmaxx cam and supporting addons, and I was told it had...

03 silverado 1500 5.3 truck norris cam trying to figure out what could be causing the timing to be pulled after my 2-3 shift. starts out looking...

is there a simple filter I can type in so the spikes during deceleration can be filtered out. I'm not a math wizard, but typing in a formula I can...

I'm wondering what is the max timing on gasoline E10 one should run on a stock engine with CAI. I am experimenting on my 4000lbs car with 6L and at...

Hi Guys,5.3 swapped BMW E46 here. I worked with a Texas company last year to set up my email tune. The car is running pretty well with no big red...

Im new to HP Tuners and Im struggling to get my head around making any changes to boost. Any help would be greatly appreciated

Need some help with trans tuning. Current setup 1992 4L80E controlled by P59. Converter 2800 stall 3 disk. Power train 6 liter 550hp 6300rpm //500 ft...

Hey all, So my c5z has had an issue since i purchased it a few months ago and i'm hoping someone in here can point me in the right direction. The...

What is a decent tuner an tune for e-85 and 91 octane

I have set up my LTFT+STFT vs MAF table and have logged a drive from work. My question is can I simply just past special % over my MAF table to...

I'm seeing a strange AFR spike on my 300 when RPM goes over 8500 and IAT above 113F (45C). This is repeatable every single time, as soon as IAT...

Just looking if someone would have some time and mind looking this over that might have some guidance. 2003 avalanche with a lm7 5.3. Truck is...

Hello Everyone. I am really having a hard time getting my car to come back to idle nicely without undershooting and sometimes stalling in P/N. idle...

I am new to this and just got HPTuners and tuned my 2011 sierra 5.3/6l80e myself. Very minor adjustments to anything on the ECM, mostly made changes...

I?ve got a 2000 Sierra l33 with 4l60e and I?m running into a tcc slip issue. Transmission was built using a Probuilt automatic kit and has a...