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Duramax Hard Parts
Dmax Performance Parts and related discussions.
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Duramax 6.6 Technical
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LB7
New
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31.9K
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2.2K
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31.9K
LB7 no start 250psi fuel
Yesterday at 2:28 PM
Chevy1925
LLY
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LLY Ficm
Thursday at 6:24 PM
kidturbo
LBZ
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14.3K
Truck wont rev much past 2k rpm no codes
Sunday at 3:51 AM
1FastBrick
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New
767
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767
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11.2K
PLEASE HELP!! 07.5 LMM No shift indicator, dome lights, power locks & windows, NO CRANK NO START
Dec 25, 2024
N2BRK
LML
New
652
8.4K
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652
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8.4K
F
Got a couple of cylinder contribution codes
Wednesday at 9:38 PM
flyinwrenches
L5P
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124
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3.8K
Oil prime
Today at 9:24 AM
Chevy1925
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294
3.5K
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294
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3.5K
No 4WD
Dec 29, 2024
TheBac
Van
18
312
Threads
18
Messages
312
M
LGH (detuned LML in a van) Engine Shuts off at full throttle
Nov 22, 2024
Mikey52
Part #'s
396
2.3K
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396
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K
Crossmember part # or replacement
Aug 23, 2024
kodaweich18
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43.7K
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43.7K
WWYD? Turbo time
Nov 27, 2024
malibu795
General Fuel System & Exhaust Questions
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373
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373
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M
dual tank woes
Thursday at 4:42 PM
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Fluids and Maintenance
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172
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Nitrous
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Baking83
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Tct s483 vs s485 5 blade
LMM_Austin
Jan 4, 2019
Replies
6
Views
2K
Jan 5, 2019
Burn Down
Betty's new mods
duramaxnate
Jan 4, 2019
Replies
4
Views
1K
Jan 4, 2019
duramaxnate
Schrader valve delete question
Dante2795
Dec 31, 2018
Replies
9
Views
2K
Jan 1, 2019
OregonDMAX
D
cab heater core
duurtymax
Dec 28, 2018
Replies
5
Views
696
Dec 31, 2018
duurtymax
D
T
Lift Pump Install led by fuel return leak at motor
The owl
Dec 30, 2018
Replies
3
Views
960
Dec 31, 2018
The owl
T
Theft deterrent system light on and truck will not crank
catmenace
Dec 24, 2018
Replies
2
Views
819
Dec 30, 2018
catmenace
T
LMM Cold Start Thumping/Knocking
The owl
Dec 28, 2018
Replies
10
Views
2K
Dec 30, 2018
The owl
T
C
LB7:
Help Pinpoint 1093 issue
Csibbs
Dec 18, 2018
Replies
13
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2K
Dec 29, 2018
Csibbs
C
Who else has pinned water pumps?
Chevy1925
Dec 10, 2018
2
3
Replies
41
Views
7K
Dec 27, 2018
Bdsankey
LB7:
CP3 mounting questions
chevytuf01
Dec 25, 2018
Replies
3
Views
658
Dec 26, 2018
pornstar dancin
Clam shell gaskets???
ZeroGravity58
Dec 23, 2018
Replies
16
Views
2K
Dec 26, 2018
NC-smokinlmm
Rebuilding CV axles?
Dozerboy
Oct 25, 2018
Replies
10
Views
2K
Dec 25, 2018
Dozerboy
L
Nictane - Website not secure?
Lt. DMAX
Dec 21, 2018
Replies
8
Views
1K
Dec 23, 2018
paint94979
9
Cranks for 2 seconds and quits
94f450sd
Apr 27, 2018
2
3
4
Replies
71
Views
13K
Dec 21, 2018
Burn Down
R
LLY:
Weird noise
ronosf
Dec 18, 2018
Replies
8
Views
1K
Dec 20, 2018
ronosf
R
B
Best manifolds for drag racing
boosted4life
Oct 29, 2018
Replies
15
Views
4K
Dec 19, 2018
Bdsankey
Truck won't shut off
kws808
May 11, 2011
Replies
11
Views
17K
Dec 18, 2018
08lmm123
0
Stumped (p0203)
Budneeds2beers
Dec 16, 2018
Replies
12
Views
1K
Dec 17, 2018
TheBac
Ad2 165 o-ring kit?
Chevy1925
Dec 4, 2018
Replies
16
Views
2K
Dec 16, 2018
Chevy1925
Engine temps lower than normal and no heat in cab
MolonLabe420
Nov 25, 2018
Replies
17
Views
9K
Dec 16, 2018
Dkatubi06
D
D
LML
Help!! On road trip home engine power reduced
dylon333
Dec 15, 2018
Replies
10
Views
2K
Dec 15, 2018
dylon333
D
Exhaust without a tune
Jakezed22
Dec 11, 2018
2
3
Replies
40
Views
9K
Dec 15, 2018
lawnboy01
Question:
Built Motor & Trans How Much NOS Can it Safely Take
prostreeter600
Dec 9, 2018
2
3
Replies
40
Views
6K
Dec 14, 2018
prostreeter600
L
Advice for initial start up after HD/ injectors
lesrrt
Dec 2, 2018
2
Replies
21
Views
2K
Dec 11, 2018
Bdsankey
LML
Recently purchased another diesel and long for advice.
strongsperformance
Dec 8, 2018
Replies
14
Views
2K
Dec 10, 2018
the_ure
Back in a Duramax
06gmc
Oct 17, 2018
Replies
7
Views
2K
Dec 8, 2018
NC-smokinlmm
H
2001 injector problems
happyhuero
Dec 5, 2018
Replies
9
Views
1K
Dec 7, 2018
torqued2dmax
Where does this go??
The Kansan
Dec 6, 2018
Replies
7
Views
1K
Dec 6, 2018
The Kansan
C
3794 stage 2 VS 4094..
Chilly
Dec 4, 2018
Replies
7
Views
3K
Dec 5, 2018
Chevy1925
M
Crankcase full of fuel
Mpollard1990
Nov 30, 2018
Replies
8
Views
2K
Dec 5, 2018
Brent@LDS
B
Twin setup with Danville 72 question
boosted4life
Nov 30, 2018
2
Replies
24
Views
3K
Dec 4, 2018
Nickracer9
N
V
Injector hold down bolts
valleyduramax
Feb 16, 2018
Replies
7
Views
2K
Dec 4, 2018
valleyduramax
V
Z
HELP!!!!!
Zacharrell21
Dec 3, 2018
Replies
3
Views
2K
Dec 4, 2018
AZlml
Misfire 4&7
stibuilder
Dec 3, 2018
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2
Views
965
Dec 3, 2018
gmac32
G
R
Alternator Problem
ronbro2015
Nov 28, 2018
Replies
6
Views
2K
Dec 3, 2018
THEFERMANATOR
Fell into an Lml
clrussell
Mar 18, 2017
6
7
8
Replies
156
Views
22K
Dec 2, 2018
H2Orat
Z
2015 gmc deleted and tuned question
Zacharrell21
Nov 30, 2018
Replies
4
Views
1K
Nov 30, 2018
NC-smokinlmm
5 blade 475
2005redlly
Nov 30, 2018
Replies
0
Views
2K
Nov 30, 2018
2005redlly
Wagler twisted pedestal height
JoshH
Nov 28, 2018
Replies
11
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2K
Nov 30, 2018
RPM Motorsports
D
Help with disaster
Dirtyryan
Nov 25, 2018
2
Replies
37
Views
4K
Nov 30, 2018
LBZ
M
Starting problem
Maxy
Nov 27, 2018
Replies
2
Views
847
Nov 27, 2018
Maxy
M
Turbo Kit
HeavyDuty204
Nov 26, 2018
Replies
2
Views
817
Nov 26, 2018
clrussell
Oil leak
Spank
Nov 19, 2018
Replies
5
Views
1K
Nov 26, 2018
NC-smokinlmm
N
What pump/pumps for 150% overs?
Nickracer9
Nov 23, 2018
Replies
6
Views
1K
Nov 26, 2018
Blackmax123
B
Loosing boost while pulling
I_B_RAGZ
Nov 4, 2018
2
Replies
30
Views
3K
Nov 25, 2018
I_B_RAGZ
LB7 with LBZ heads
Youngbuck
Oct 25, 2018
Replies
17
Views
3K
Nov 25, 2018
Youngbuck
R
Lift pump, Delete stock fuel filter?
rshunter
Nov 19, 2018
Replies
16
Views
7K
Nov 25, 2018
torqued2dmax
Running a single battery
ZeroGravity58
Oct 17, 2017
2
Replies
34
Views
8K
Nov 24, 2018
ZeroGravity58
M
Water pump Replacement: Tube into Stat housing?
magnethead494
Nov 23, 2018
Replies
4
Views
859
Nov 24, 2018
TheBac
C
LB7 slow runner
ChazMo
Nov 23, 2018
Replies
12
Views
1K
Nov 24, 2018
NC-smokinlmm
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