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Older Activity
1 Minute Ago
unicornpower
replied to a thread
Pulse width drops to zero on #1 injector
in
Dodge Tuning - Engine, Gas
I literally just fixed this on a 300 Hellcat swap car. In my case, the number one coil wasn't getting ground signal. I did some continuity testing...
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2 replies | 12 view(s)
11 Minutes Ago
TriPinTaZ
replied to a thread
2016 L83 w/LT4 pump erratic fuel pressure
in
GM V8 Tuning - Engine, Gas (Gen 5)
So you're saying that you are at 1000 wheel HP with a stock LT4 high side at 2400 psi, 30% injectors and 32% fuel lobe on E85?
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20 replies | 4997 view(s)
11 Minutes Ago
Dwg86
replied to a thread
Idle timing erratic (1999 JTEC)
in
Dodge Tuning - Engine, Gas
I thought the same thing, that?s there something wrong with the engine. I did a compression check, all cylinders were 175. I did a leak down check...
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9 replies | 845 view(s)
23 Minutes Ago
lynmup
replied to a thread
2016 L83 w/LT4 pump erratic fuel pressure
in
GM V8 Tuning - Engine, Gas (Gen 5)
Currenlty, the LT4 HPFP is footing the bill with the increased 32% lobe. The FIC 30%+ injectors are staying fed at 2400 psi. Just attempting to...
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20 replies | 4997 view(s)
26 Minutes Ago
edcmat-l1
replied to a thread
408 C5 Corvette 6450 rev limit
in
GM V8 Tuning - Engine, Gas (Gen 3)
Says on their site they recommend the .660 Platinum springs and it has those specs on the product page.
[email protected]
and
[email protected]
,
[email protected]
. I'd...
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63 replies | 1230 view(s)
31 Minutes Ago
Dwg86
replied to a thread
Idle timing erratic (1999 JTEC)
in
Dodge Tuning - Engine, Gas
This tuning stuff is all new to me, and there?s not much info for the JTEC platform. Can you explain what these number mean in this table?
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9 replies | 845 view(s)
35 Minutes Ago
Scrappy
started a thread
Any Comprenensive Explanations of Transmission Adapt/Preset/Reset/Learn?
in
GM V8 Tuning - Transmission
Y'all, I've spent close to a couple dozen hours going through numerous forum archive discussions and official & unofficial videos looking for...
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0 replies | 5 view(s)
39 Minutes Ago
Kevincmonaghan
replied to a thread
Pulse width drops to zero on #1 injector
in
Dodge Tuning - Engine, Gas
I want to add there were ZERO issues with the car prior to build. Worked great for 3 years.
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2 replies | 12 view(s)
40 Minutes Ago
TriPinTaZ
replied to a thread
Camaro ZL1, LT4. E85 tune = Broken HPFP
in
GM V8 Tuning - Engine, Gas (Gen 5)
E85 wouldn't cause such an issue. If you're cammed then you very possibly had the preload incorrect on the fuel lobe and trashed the high side pump.
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8 replies | 324 view(s)
42 Minutes Ago
Hellscat2018
replied to a thread
2023 Scatpack with hellcat injectors
in
Dodge Tuning - Engine, Gas
hellcat data will only get you so far because, they have a completely different fuel system so it wont be accurate,
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4 replies | 231 view(s)
44 Minutes Ago
blindsquirrel
replied to a thread
408 C5 Corvette 6450 rev limit
in
GM V8 Tuning - Engine, Gas (Gen 3)
I think you probably don't need more open pressure; it's probably fine with 400 open, it just needs more than 140 or whatever it is on the seat...
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63 replies | 1230 view(s)
44 Minutes Ago
TriPinTaZ
replied to a thread
2016 L83 w/LT4 pump erratic fuel pressure
in
GM V8 Tuning - Engine, Gas (Gen 5)
You can throw all of that Low Side fuel at the car sure, but what are you going to do about the high side? There is no high side pump that is out...
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20 replies | 4997 view(s)
44 Minutes Ago
Kevincmonaghan
started a thread
Pulse width drops to zero on #1 injector
in
Dodge Tuning - Engine, Gas
Engine builder/tuner is having an issue and I?m trying to do some research in the back ground. 2015 SRT grand Cherokee. 2.9 whipple custom tune. Had...
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2 replies | 12 view(s)
47 Minutes Ago
blindsquirrel
replied to a thread
( Bank 2) O2's hangin around 45-79mv after warmup. But STFT is still looking good?
in
GM V8 Tuning - Engine, Gas (Gen 4)
Some people have a learning plateau instead of a learning curve. This one has started three threads, has attached zero files for any of them. I'm...
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2 replies | 65 view(s)
47 Minutes Ago
eficalibrator
replied to a thread
I have to start over - Write Entire is SCARY!
in
GM V8 Tuning - Engine, Gas (Gen 3)
I'm not offended. If my data didn't follow the science, I'd kick my own ass. Here's an example of what I measure for short pulses. This was on a...
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85 replies | 3895 view(s)
49 Minutes Ago
lynmup
replied to a thread
2016 L83 w/LT4 pump erratic fuel pressure
in
GM V8 Tuning - Engine, Gas (Gen 5)
Is there no reason the stock pump couldn't be updated to handle all the fueling needs? I see Snow Performance has a tripple in tank fuel pump that...
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20 replies | 4997 view(s)
51 Minutes Ago
STAGEUP
replied to a thread
c6 Z06 LS7 Knock retard False Knock ??!
in
GM V8 Tuning - Engine, Gas (Gen 4)
Im jealous at the amount of advance some of these LS7s are seeing in places with better fuel. Unfortunately, here in phoenix, our 91 octane is...
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14 replies | 393 view(s)
53 Minutes Ago
Alvin
replied to a thread
Help with GEN 4 5.3 tune
in
GM V8 Tuning - Engine, Gas (Gen 4)
send a email to
[email protected]
.. Explain the situation and what you'd like to do. They are smarter on the GM stock reprogramming (called SPS) ...
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8 replies | 117 view(s)
57 Minutes Ago
gtstorey
replied to a thread
Help with GEN 4 5.3 tune
in
GM V8 Tuning - Engine, Gas (Gen 4)
Contact PCMofNC.com and have them do it for you with GM software.
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8 replies | 117 view(s)
58 Minutes Ago
romefrankie10
replied to a thread
Help with GEN 4 5.3 tune
in
GM V8 Tuning - Engine, Gas (Gen 4)
Ok, what would it cost to have you tune this for us? We run an auto repair shop and have been starting to do some performance builds but EFI tuning...
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8 replies | 117 view(s)
1 Hour Ago
romefrankie10
replied to a thread
Help with GEN 4 5.3 tune
in
GM V8 Tuning - Engine, Gas (Gen 4)
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8 replies | 117 view(s)
1 Hour Ago
Alvin
replied to a thread
Help with GEN 4 5.3 tune
in
GM V8 Tuning - Engine, Gas (Gen 4)
That is correct.. You need GM reprogramming software to do that.. We have this. There are ebay sellers that can do this too.
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8 replies | 117 view(s)
1 Hour Ago
gtstorey
replied to a thread
Help with GEN 4 5.3 tune
in
GM V8 Tuning - Engine, Gas (Gen 4)
HPT file won't contain the throttle control segments.
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8 replies | 117 view(s)
1 Hour Ago
romefrankie10
replied to a thread
Help with GEN 4 5.3 tune
in
GM V8 Tuning - Engine, Gas (Gen 4)
Thanks for the reply, Someone at HP told us we cant flash an entire manual tune in this ECU with our Mvp3 tool, does that sound right?
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8 replies | 117 view(s)
1 Hour Ago
Eric@HPTuners
replied to a thread
2002 ford lightning.
in
Ford Tuning - Engine, Gas (Non Ecoboost, US)
Yes. Plan to add all EECs eventually. Doing the most popular and working back. Marauder is high on the list.
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8 replies | 1511 view(s)
1 Hour Ago
kjnman
replied to a thread
Fast Shifting
in
GM V8 Tuning - Engine, Gas (Gen 4)
You just reprogrammed the TCM for 2wd ? or you had to seg swap the 2wd system OS in ecu ?
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24 replies | 2400 view(s)
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