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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
Saturday at 7:49 AM
lexa
LLY
New
1.3K
17.3K
Threads
1.3K
Messages
17.3K
LLY Ficm
22 minutes ago
1FastBrick
LBZ
New
1.2K
14.3K
Threads
1.2K
Messages
14.3K
Service Brake System message
Today at 10:08 AM
shakenfake
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
Misfire at 1200rpm
Yesterday at 7:34 AM
NC-smokinlmm
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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LB7:
2WD to 4WD
Vrabel
May 28, 2013
Replies
0
Views
1K
May 28, 2013
Vrabel
F
LB7:
Truck feels like it's missing while upshifting with 70hp tune and above
fishv12
May 26, 2013
2
Replies
29
Views
3K
May 28, 2013
WVRigrat05
anyone running a bullseye tct
brandon06dmax
May 20, 2013
Replies
4
Views
1K
May 28, 2013
brandon06dmax
LLY:
opinion on my balance rates please
weazel
Apr 8, 2013
2
Replies
25
Views
14K
May 27, 2013
weazel
67.7 fmw
05chevy
May 27, 2013
Replies
1
Views
1K
May 27, 2013
jkholder09
J
Turbo flow rates
red1977
May 26, 2013
2
Replies
26
Views
4K
May 27, 2013
jkholder09
J
Leaking Coolant
dmaxbitt
May 22, 2013
Replies
15
Views
23K
May 27, 2013
dmaxbitt
s400 parts needed
07metallicgreen
May 10, 2013
Replies
18
Views
3K
May 27, 2013
nvrplzd
LB7:
II Silver bullet. Questions!
spool1n
Apr 29, 2013
2
3
Replies
42
Views
7K
May 27, 2013
spool1n
WTB LBZ valve cover
custom8726
May 15, 2013
Replies
7
Views
2K
May 27, 2013
custom8726
LBZ:
P0106, P0107, P0700, p0299 limp mode.
JD4440
May 25, 2013
Replies
4
Views
4K
May 26, 2013
JD4440
T
No start 03" LB7 Please Help!
turbogmc
Apr 17, 2013
Replies
14
Views
2K
May 26, 2013
turbogmc
T
LB7 injector questions
catman3126
May 21, 2013
Replies
14
Views
4K
May 26, 2013
catman3126
airdog pump question
jodell2069
May 24, 2013
Replies
3
Views
2K
May 25, 2013
jodell2069
LLY:
Lly finally left me stranded!!!
quinton
May 22, 2013
2
3
4
Replies
75
Views
9K
May 24, 2013
quinton
CP3 pulley
JoshH
Feb 11, 2013
2
Replies
27
Views
4K
May 24, 2013
dieseladdiction23
need LMM engine
TeaBagger2006
May 23, 2013
Replies
5
Views
2K
May 23, 2013
jkholder09
J
M
Oil cooling/sandwich adapter
madmax02
May 23, 2013
Replies
0
Views
1K
May 23, 2013
madmax02
M
surge/No fuel
farmtrucklb7
May 11, 2013
Replies
3
Views
1K
May 22, 2013
farmtrucklb7
LB7:
No oil pressure?????
MAXX IT OUT
May 22, 2013
Replies
7
Views
3K
May 22, 2013
x MadMAX DIESEL
Question:
Lb7 intake bridge question
Devon
May 22, 2013
Replies
8
Views
2K
May 22, 2013
Devon
M
LLY:
Lly egr delete
madmax02
May 21, 2013
Replies
5
Views
1K
May 22, 2013
custom8726
s475 oil feed/return questions
Balindir
May 20, 2013
2
Replies
26
Views
3K
May 21, 2013
SSchmi5519
Why no wastegate?
jonathancasey19
Aug 22, 2009
Replies
11
Views
5K
May 21, 2013
fast03
White smoke from water meth
maxpower91
Feb 10, 2013
Replies
12
Views
6K
May 21, 2013
LBZ
Help:
Severe pop in 4x4
BobbyBDirtyMax
May 19, 2013
Replies
4
Views
1K
May 20, 2013
04D_MAX
LML Snapped Crank
ryan415
May 8, 2013
2
3
Replies
45
Views
12K
May 20, 2013
Hot COCOAL
H
C
2008 lmm codes wont go away
chunkydunk
May 20, 2013
Replies
2
Views
1K
May 20, 2013
chevyburnout1
S
Info:
4094 install
Shieldsinc
May 19, 2013
Replies
13
Views
3K
May 20, 2013
Shieldsinc
S
W
Lb7 Won't go over 30 mph
wolfmobile8
Mar 27, 2013
2
Replies
28
Views
16K
May 19, 2013
wolfmobile8
W
LLY:
Injector keeps loosing it's seat in motor
Devon
May 18, 2013
Replies
11
Views
7K
May 19, 2013
jraymer
Help:
Driver side door handle broken
Devon
May 12, 2013
Replies
13
Views
3K
May 18, 2013
lotsofmiles
L
LB7:
01 lb7 help
kking
May 16, 2013
Replies
7
Views
2K
May 18, 2013
kking
Custom Hybrid Turbo?
Suck Squeeze Bang Blow
Jan 13, 2013
2
Replies
20
Views
6K
May 18, 2013
Suck Squeeze Bang Blow
Used EFI Live What's it worth?
Will
May 16, 2013
Replies
7
Views
1K
May 18, 2013
TLyons90
which flows more?
LWATSON
May 17, 2013
Replies
14
Views
2K
May 18, 2013
LWATSON
Help:
stuck on the side of 24 outside of Nashville tn
dirty_max
May 16, 2013
Replies
2
Views
948
May 17, 2013
dirty_max
T
LLY:
How much psi is to much for a lift pump
TRUBBS
May 15, 2013
2
Replies
38
Views
9K
May 17, 2013
Chevy1925
GT4202R Questions??
TROJAN366
May 15, 2013
2
3
Replies
41
Views
6K
May 16, 2013
maine dmax
Billet yoke daily driver??
Swisstyphoon
May 15, 2013
Replies
10
Views
2K
May 16, 2013
Swisstyphoon
TDI Turbos are $$$
durallymax
Feb 8, 2013
2
3
Replies
48
Views
7K
May 16, 2013
fast03
Champion Blue Flame Oil
TeaBagger2006
Apr 10, 2013
Replies
10
Views
3K
May 16, 2013
lts1ow
LB7:
Pitted heads so bad you cant use them
blk smoke lb7
Apr 28, 2013
2
3
Replies
50
Views
9K
May 16, 2013
blk smoke lb7
LB7:
FICM issues?
03badmaxxx
May 16, 2013
Replies
3
Views
2K
May 16, 2013
03badmaxxx
LLY:
Finally something gave up
05chevy
May 14, 2013
2
Replies
27
Views
3K
May 15, 2013
05chevy
B
XS Boost Billet Compresser Wheels for LB7, LLY, LBZ
Black Reaper 2007
Feb 16, 2013
2
Replies
22
Views
8K
May 15, 2013
mtl_dmax
M
Turning stock LLY turbo to a 4094
WVRigrat05
May 14, 2013
Replies
4
Views
2K
May 14, 2013
WVRigrat05
gtx 4202r
maine dmax
May 12, 2013
Replies
14
Views
3K
May 14, 2013
MarkBroviak
LBZ Snapped Crank.
smarquis
May 9, 2013
Replies
8
Views
2K
May 13, 2013
duramax55
LB7 Crank choice
MeanDmax
May 10, 2013
Replies
11
Views
2K
May 13, 2013
MeanDmax
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