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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
2.2K
31.9K
Threads
2.2K
Messages
31.9K
Thumping noise coming from intake
Wednesday at 10:03 AM
2004LB7
LLY
New
1.3K
17.3K
Threads
1.3K
Messages
17.3K
LLY Ficm
Today at 8:29 AM
kidturbo
LBZ
New
1.2K
14.3K
Threads
1.2K
Messages
14.3K
Truck wont rev much past 2k rpm no codes
Jan 5, 2025
1FastBrick
LMM
New
767
11.2K
Threads
767
Messages
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
654
8.4K
Threads
654
Messages
8.4K
F
Got a couple of cylinder contribution codes
Today at 7:38 PM
flyinwrenches
L5P
New
124
3.8K
Threads
124
Messages
3.8K
L5P will barely start, then die Please Help
Wednesday at 11:57 AM
Rdomeck
Transfer Case / Axles / Driveshafts Tech
New
294
3.5K
Threads
294
Messages
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
Threads
396
Messages
2.3K
K
Crossmember part # or replacement
Aug 23, 2024
kodaweich18
Turbo Talk
"Nitrous is nice, but it's best to be Blown"
1.9K
43.7K
Threads
1.9K
Messages
43.7K
WWYD? Turbo time
Nov 27, 2024
malibu795
General Fuel System & Exhaust Questions
New
373
7.7K
Threads
373
Messages
7.7K
M
dual tank woes
Jan 9, 2025
Mikey52
Fluids and Maintenance
652
10.7K
Threads
652
Messages
10.7K
Starfire Fluid Built Trans
Sep 9, 2024
OleBlackyLBZ
The Pharmacy
Nitrous, Propane, Meth, oxidizers
172
3.2K
Threads
172
Messages
3.2K
Nitrous
Jun 5, 2022
Baking83
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M
long bed traction bars
mhauser
Feb 18, 2015
Replies
0
Views
1K
Feb 18, 2015
mhauser
M
LMM:
Transfer Case?
moneypitt
Feb 18, 2015
Replies
0
Views
1K
Feb 18, 2015
moneypitt
broken injector return line
yamaha537
Feb 17, 2015
Replies
2
Views
3K
Feb 18, 2015
yamaha537
M
LLY no start after reluctor wheel repair
mtl_dmax
May 1, 2014
Replies
12
Views
6K
Feb 18, 2015
mtl_dmax
M
S
ARP Crankshaft Bolt
schulte
Feb 16, 2015
Replies
15
Views
4K
Feb 18, 2015
ripmf666
I
info please
irondog
Feb 17, 2015
Replies
1
Views
850
Feb 17, 2015
clrussell
D
Anti freeze in exhaust
deer hunter
Feb 10, 2014
Replies
8
Views
7K
Feb 17, 2015
ty_LBZ
Idle haze .. Help please
Duramax?
Feb 14, 2015
Replies
5
Views
2K
Feb 17, 2015
Duramax?
D
LB7:
Voltage issue - possibly?
DirtyMax9812
Jan 30, 2015
Replies
5
Views
1K
Feb 17, 2015
DirtyMax9812
D
D
S475 air filter,
dieseldrunk
Feb 16, 2015
Replies
5
Views
2K
Feb 17, 2015
zf>allison
Thinking of building a truck with 500 650hp!
highpeak
Feb 16, 2015
Replies
4
Views
1K
Feb 17, 2015
Chevy1925
S
lly fuel rails with lb7 runners
schulte
Feb 16, 2015
Replies
0
Views
647
Feb 16, 2015
schulte
S
GM rear fuel tank
Ridin'GMC
Feb 15, 2015
Replies
13
Views
5K
Feb 16, 2015
malibu795
D
Lift pump
DmaxDrew
Jan 23, 2015
Replies
17
Views
3K
Feb 16, 2015
TheEdge
0
LB7:
eating batteries
02maxstang
Jan 26, 2015
2
Replies
25
Views
4K
Feb 16, 2015
TheEdge
Help me pick the right path
Yngdmax92
Feb 12, 2015
Replies
9
Views
2K
Feb 16, 2015
Aaron@LDS
F
replacement injectors
fjperales
Feb 15, 2015
Replies
2
Views
880
Feb 16, 2015
Brent@LDS
$
What is everyone doing to the LML?
$chultz38
Jan 18, 2015
2
Replies
39
Views
9K
Feb 16, 2015
NC-smokinlmm
Motor is coming out
TROJAN366
Jan 8, 2013
14
15
16
Replies
312
Views
31K
Feb 16, 2015
MarkBroviak
W
LB7:
2002 to 2003 Oil Pressure Issue
Winnipeg Duramax
Nov 23, 2014
Replies
9
Views
8K
Feb 16, 2015
TheBac
Block off plate? No tune or fingerstick
1brokekid
Feb 15, 2015
Replies
3
Views
2K
Feb 16, 2015
1brokekid
Building 2004 lb7 tow rig for fuel economy
highpeak
Feb 15, 2015
Replies
10
Views
2K
Feb 15, 2015
highpeak
B
LBZ:
Is one 800cca jumper pack enough?
Bikey
Feb 15, 2015
Replies
4
Views
2K
Feb 15, 2015
Big Chris
H
iso lbz rods
haney789
Jan 30, 2015
Replies
7
Views
1K
Feb 15, 2015
06BlackStallion
Best type of coolant
ToyhaulerTom
Jan 15, 2015
2
3
Replies
43
Views
46K
Feb 15, 2015
Ridin'GMC
LBZ:
Will an 01 intercooler Fit in an 07?
Vrabel
Feb 6, 2015
Replies
10
Views
2K
Feb 15, 2015
Vrabel
check valves on oil feed lines?
yamaha537
Feb 14, 2015
Replies
2
Views
937
Feb 14, 2015
Awenta
K
Falling on face, overheating, high egt
Kyle5947
Feb 5, 2015
2
3
4
Replies
75
Views
7K
Feb 14, 2015
Kyle5947
K
turbo blanket
N2BRK
Feb 14, 2015
Replies
3
Views
1K
Feb 14, 2015
N2BRK
lly cold
Firefightkev
Feb 11, 2015
Replies
5
Views
1K
Feb 14, 2015
Awenta
S
Any difference in rear covers LB7 - LML
schulte
Feb 12, 2015
Replies
4
Views
1K
Feb 13, 2015
schulte
S
Stock injector hold downs breaking point vs billet
dmaxbowtie
Nov 13, 2013
2
3
4
Replies
61
Views
9K
Feb 12, 2015
BLACKMAX1
B
Wheel Bearing-Knuckle O-ring
bml2200
Feb 12, 2015
Replies
0
Views
1K
Feb 12, 2015
bml2200
B
Mishimoto intercooler boots???
Rancelot211
Feb 2, 2015
Replies
9
Views
3K
Feb 12, 2015
Rancelot211
New turbo big trouble
Rancelot211
Feb 11, 2015
Replies
11
Views
2K
Feb 12, 2015
Rancelot211
M
LLY:
Air inlet black Box
mechman3
Feb 11, 2015
Replies
15
Views
3K
Feb 12, 2015
WVRigrat05
In need of help with pinion yoke
j17sims
Feb 12, 2015
Replies
0
Views
1K
Feb 12, 2015
j17sims
S475 TCT single
zf>allison
Oct 19, 2014
21
22
23
Replies
451
Views
46K
Feb 12, 2015
zf>allison
Oil pressure
squeeky
Feb 9, 2015
Replies
10
Views
3K
Feb 11, 2015
JoshH
D
Modified up-pipe..tap for EGT?
dmax_ty
Feb 11, 2015
Replies
5
Views
1K
Feb 11, 2015
dmax_ty
D
Built motor Lmm help please
02bigstrokin
Feb 7, 2015
2
Replies
28
Views
5K
Feb 10, 2015
moparkxracer
LB7:
Intercooler?
Muff
Dec 21, 2014
Replies
17
Views
6K
Feb 10, 2015
chevyburnout1
30% over nozzles?
greendury
Feb 9, 2015
Replies
18
Views
3K
Feb 10, 2015
greendury
Billet S468
hondarider552
May 20, 2014
2
3
4
Replies
76
Views
19K
Feb 10, 2015
redws6rocket
T
New guy shopping list, opinions wanted
TaderzNgravy
Feb 9, 2015
Replies
2
Views
691
Feb 9, 2015
TaderzNgravy
T
Nozzles
whitey
Feb 9, 2015
Replies
1
Views
874
Feb 9, 2015
Robby Avery
G
Lift or go fast parts
GrammRT9
Jan 25, 2015
Replies
17
Views
4K
Feb 8, 2015
WolfLMM
K
White smoke at high idle
Kylepouliot
Feb 8, 2015
Replies
2
Views
1K
Feb 8, 2015
Kylepouliot
K
Question:
Where To Buy A Crank?
LBZ
Jan 17, 2015
2
3
Replies
41
Views
6K
Feb 8, 2015
LBZ
Exhaust manifold bolts
Snowbound98
Nov 7, 2013
Replies
6
Views
11K
Feb 8, 2015
LBZ
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Duramax 6.6 Technical
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