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Engine Performance + Maintenance
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96+ Vortec Performance + Computer Swaps
If you want to do the 0411 PCM swap or have a 1996+ Vortec motor this is your forum!
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Sticky
Installing and correctly setting a vortec distributor
Aloicious
Oct 28, 2011
8
9
10
Replies
90
Views
201K
Apr 4, 2024
shaneroze
Sticky
12200411 PCM swap for 1996 to 2000 GMT400 trucks
Lextech
Mar 9, 2012
98
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100
Replies
999
Views
497K
Mar 28, 2024
pl813239
Sticky
0411 Pinout Contact for Lextech
Reluctanse
May 12, 2023
2
Replies
12
Views
8K
Jan 25, 2024
bluex
Sticky
How to get Coil per Cylinder and LSx ignition control on a L31 SBC Write up
Aloicious
Jul 28, 2010
5
6
7
Replies
60
Views
82K
Jan 23, 2022
JCribb
S
99 L29 454 build
Scottm
Sep 6, 2021
37
38
39
Replies
387
Views
70K
Friday at 10:54 PM
Scottm
S
Another 454 Vortec Build Thread - Documenting, Q&A, Help
Bachert24
Apr 19, 2024
7
8
9
Replies
81
Views
3K
Friday at 5:37 PM
Bachert24
What to look at, for fixing lopey idle and running rich?
HotWheelsBurban
Apr 23, 2024
2
Replies
17
Views
729
Thursday at 8:48 PM
Sean Buick 76
L31 Extreme Budget Build
L31MaxExpress
Dec 28, 2022
56
57
58
Replies
575
Views
38K
Thursday at 2:44 PM
L31MaxExpress
Dual Plane MPFI Manifold
L31MaxExpress
Apr 26, 2024
Replies
8
Views
332
Tuesday at 11:46 PM
L31MaxExpress
T
Ecm delete f to keep abs
twt63
Tuesday at 5:01 PM
Replies
0
Views
54
Tuesday at 5:01 PM
twt63
T
G
1997 Chevy C2500 5.7 Vortec - Rough and High Idle. Has 411 PCM upgrade
GeforceXtreme
Apr 28, 2024
Replies
0
Views
68
Apr 28, 2024
GeforceXtreme
G
L29 EGR pipe delete only
Saab84mw
Apr 12, 2020
Replies
7
Views
10K
Apr 28, 2024
Dariank2500
D
Real World 383 vs Built 5.3L vs Stock LQ9
L31MaxExpress
Nov 22, 2022
2
Replies
13
Views
6K
Apr 27, 2024
HotrodZ06
S
Vortec MPI injectors "click"?
Skip Fix
Dec 8, 2023
2
3
Replies
23
Views
2K
Apr 24, 2024
Skip Fix
S
2
99 k3500 454 stumbles at idle and taking off from stops
2boys1truck
Aug 22, 2023
Replies
4
Views
2K
Apr 24, 2024
fancyTBI
S
6.5 to 454 vortec swap
Scott_Lake_Service
Apr 21, 2024
2
Replies
18
Views
535
Apr 24, 2024
BeXtreme
B
The Official Vortec 454 Info thread
BNielsen
Oct 5, 2020
51
52
53
Replies
526
Views
187K
Apr 19, 2024
rpoL98
R
Flagship One 0411 PCM
LOH CHO
Apr 17, 2024
Replies
5
Views
352
Apr 18, 2024
LOH CHO
J
Vacuum canister
JPLucas3132
Apr 14, 2024
2
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4
Replies
36
Views
1K
Apr 18, 2024
Erik the Awful
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