Activity Stream

I have a C4 I put a 5.3 in. It will not start. When I connect with VCM Scanner, I see an RPM signal but under channels fuel system #1 status is "not...

hi folks, this is a log of an unknown engine (5.3) that was brought in. please look at the o2s on the attached log the mv dont move. does this...

I have a 95 obs c1500 Ls swapped with 1252013 operating system. I?m needing a segment that will match for my transmission. I?ve looked everywhere...

yes i moved things around please look at if i did things wrong. thanks man did they change how to write a post in here real hard to find the thread...

So new here, I have an 08 impala ss that I have cammed, intake and exhaust etc... Im running SD with the MAF properly failed, and I'm getting that...

anyone running open loop 100% of the time? i like the idea of me telling the car the AFR i want all the time vs relying on the o2 sensors... its kind...

Hi all, I've got a 3.6 vehicle I'd like to meddle with. Been reading a lot about the engine and I have some quite good reference tips from various...

Just curious how much advance you guys are running on your hemi 6.1 based 426 only running about 20 degrees at WOT cuz im scared :hi:

Anyone having luck tuning the btr hemi cams with missing cam specs with vvt?

Hi guys, Swapped an LQ9 (that i dropped LQ4 pistons in) and a 4L80E into an old 88 G20 and I can get the engine to fire briefly, but immediately...

Hi, just joined. Need some advice. I built a Factory Five 33 hotrod with a new Gen 4 LS3 engine. I bought the engine from GM Connector and Cruise...

2013 GMC Yukon 5.3 engine 6l80 transmission 3.08 gear ratio 4x4 STOCK So I've been having issues with tuning this Yukon I've tried several...

After thousands of hours of reading these forums over the last year, I am finally posting for the first time. Try to go easy on me... I'm having a...

Hello, I purchased a Texas speed stage 3 high lift camshaft, on my 2004 chevy 1500hd 6.0 and am interested in a good tune. Fired truck up and it...

What are you guys doing for this data , shown, setting up some fic1200, and there really isnt any info on here for the changes that need to be made...

GM P01 and P59 Operating Systems for HP Tuners This document outlines the operating systems (OSes) for GM P01 and P59 Powertrain Control Modules...

Ok awhile back a customer brought me this challenger i thought some major engine issues, has a comp stage 2 cam, and hellcat blower swap, he had...

New Thread- Im looking to scale some 1750-XDS on my e40 PCM Boosted Setup. I previously had 1050X Injectors that were Double Stoiched, Halved IVT...

Evening, I am in need of some help. I have on 05 Silverado ext cab 5.3 lm7. I recently completed the fabrication and installation of all supporting...

Got a tsp stg 4 cam need to learn how to tune it to the car to get max hp out of it.. can anyone help...

I have a Fiero with an LS4 mated to an F40 transmission using an E67/TCM. The known problem i have is the speed being wrong and locked at 158mph....

My '05 Suburban 2500 (6.0/4.10s) is used as an occasional tow vehicle about a half dozen times a year. I pull a car on a trailer with tools and...

Good afternoon so my 07 suburban with the 5.3 flex fuel decided to take a dump on my wife otw back from michigan gave me a great time to pull it...

2017 ram 1500 hemi sport 6 speed, that's how they came in mexico, 8 speed swap with the stock pcm and modified file from German sound automotive...

Swapping out an old GM Cam for a New cam: OLD Cam: Duration 204/213 Lift 0.520/0.521 LSA 116 NEW Cam: Duration 214/220 Lift...

I just finished up a LS swap 07 Denali l92 into a 1985 k20. Has a BTR red hot cam, VVT and DOD delete. Stock computer. Idk if there is something in...

Friend of mine built a 5.3 rcsb truck that was a v6 manual. Since the truck has been done it has always had this odd stumble when you first take off...

Seems to be a fueling issue on E85 when at idle, when hot but even worse when cold. However there is absolutely no issues that I can see at WOT which...

I'm trying to tune my first MAF on a Gen 3. This is how I have the graph setup but it doesn't populate anything when logging. I searched and found...

I put a Vette servo in my daily driver a 2004 GMC Sierra. Stock truck. I wanted to do the Vette servo after reading about it being a good upgrade...