Duramax Hard Parts

Dmax Performance Parts and related discussions.

LB7 New

2.2K
31.9K
Threads
2.2K
Messages
31.9K
PureHybrid
Sac 65

LLY New

1.3K
17.3K
Threads
1.3K
Messages
17.3K
PureHybrid
LLY Ficm

LBZ New

1.2K
14.3K
Threads
1.2K
Messages
14.3K
1FastBrick
Truck wont rev much past 2k rpm no codes

LMM New

767
11.2K
Threads
767
Messages
11.2K
N2BRK
PLEASE HELP!! 07.5 LMM No shift indicator, dome lights, power locks & windows, NO CRANK NO START

LML New

652
8.4K
Threads
652
Messages
8.4K
1FastBrick
Got a couple of cylinder contribution codes

L5P New

124
3.7K
Threads
124
Messages
3.7K
Nate’s Dmax
L5P will barely start, then die Please Help

Transfer Case / Axles / Driveshafts Tech New

294
3.5K
Threads
294
Messages
3.5K
TheBac
No 4WD

Van

18
312
Threads
18
Messages
312
M
LGH (detuned LML in a van) Engine Shuts off at full throttle

Part #'s

396
2.3K
Threads
396
Messages
2.3K
K
Crossmember part # or replacement

Turbo Talk

"Nitrous is nice, but it's best to be Blown"
1.9K
43.7K
Threads
1.9K
Messages
43.7K
malibu795
WWYD? Turbo time

General Fuel System & Exhaust Questions New

373
7.7K
Threads
373
Messages
7.7K
2004LB7
dual tank woes

Fluids and Maintenance

652
10.7K
Threads
652
Messages
10.7K
OleBlackyLBZ
Starfire Fluid Built Trans

The Pharmacy

Nitrous, Propane, Meth, oxidizers
172
3.2K
Threads
172
Messages
3.2K
Baking83
Nitrous
Wyatt.bilodeau
Lmm in lbz
Replies
31
Views
2K
Wyatt.bilodeau
Wyatt.bilodeau
B
Alternator????
Replies
12
Views
710
BLACKMAX1
BLACKMAX1
t.rider.013
2004.5 block heater
Replies
1
Views
282
2004LB7
2004LB7
W
2005 GMC Started fine moved around the yard then poured smoke out of exhaust "smelled like fuel" then shut down no start now
Replies
7
Views
611
Dozerboy
Dozerboy
J
LML valve cover vent size PCV system
Replies
1
Views
662
Bdsankey
Bdsankey
0
Blockheater tripping gfci
Replies
22
Views
2K
Dozerboy
Dozerboy
R
Low RPM Power & Black Smoke, no codes
Replies
34
Views
2K
Bdsankey
Bdsankey
496 BB
What parts to delete egr with stock y bridge
Replies
11
Views
2K
Bdsankey
Bdsankey
Dozerboy
Help me fix the Nicktane...
Replies
6
Views
632
Dozerboy
Dozerboy
Bdsankey
GM Quick Disconnect Fittings
Replies
4
Views
581
Bdsankey
Bdsankey
B
05 LLY Timing Gear Carnage
Replies
7
Views
686
KyleC4
K
N
Lost throttle when battery died
Replies
7
Views
524
Not a mechanic
N
L
Electrical Problems
Replies
2
Views
382
Mikey52
M
paint94979
2013 LML - P0420 and P205B
Replies
5
Views
632
TheBac
TheBac
OleBlackyLBZ
New or Re-Build Steering Box
Replies
30
Views
2K
OleBlackyLBZ
OleBlackyLBZ
L
2006 c5500 topkick U0100 code
Replies
2
Views
735
Ron Nielson
R
Savana2500
LBZ air intake heater info
Replies
7
Views
946
TheBac
TheBac
K
Coolant leak
Replies
3
Views
369
TOMAN
TOMAN
D
Fitting for 2006 lower radiator hose
Replies
5
Views
753
vindexx
V
B
Grinding noise??
Replies
14
Views
805
Big_rig204
B
1
random discharge of batteries
Replies
9
Views
791
08lmm72mm
0
N
2007 lbz duramax stalled and wont start
Replies
4
Views
576
2004LB7
2004LB7
S
#2 cylinder fuel injector blow-by
Replies
11
Views
901
sparkygmc7890
S
3
Engine bay very hot
Replies
8
Views
884
376zulu
3
M
LBZ turbo, replacement turbo question.
Replies
7
Views
1K
1FastBrick
1FastBrick
ZeroGravity58
Changing setup, need opinions.
Replies
13
Views
1K
Daddy Deezldoo
D
D
P0406 wont go away
Replies
15
Views
1K
Dcon
D
garyrosa123
Problems attempting injector cleaning
Replies
12
Views
1K
garyrosa123
garyrosa123
L
05 LLY Stalling in wet conditions
Replies
1
Views
412
2004LB7
2004LB7
N
No crank
Replies
36
Views
2K
2004LB7
2004LB7
CDmax16
White/gray smoke when warm
Replies
12
Views
892
CDmax16
CDmax16
D
What are the newest and greatest LB7 injectors S & S or New Bosch
Replies
7
Views
2K
1FastBrick
1FastBrick
1FastBrick
Can Some one Identify this fitting on the Pick up for an LBZ?
Replies
3
Views
422
1FastBrick
1FastBrick
L
Lb7 Ficm to a LLY Motor
Replies
2
Views
825
turbovan
T
juddski88
Nitro Worm Gear Differentials
Replies
12
Views
803
CDmax16
CDmax16
t.rider.013
Error code meanings
Replies
2
Views
522
Bdsankey
Bdsankey
Chevy1925
Venturi catch can setup
Replies
42
Views
10K
hntngkd
hntngkd
M
125k mile turbo junk?
Replies
1
Views
2K
jimmy.romero
J
1FastBrick
Diesel Catalyst Replacement
Replies
17
Views
585
1FastBrick
1FastBrick
M
Intake heater delete
Replies
3
Views
353
gmduramax
gmduramax
super diesel
Oil cooling
Replies
1K
Views
219K
DuramaxRamRod
DuramaxRamRod
t.rider.013
2004.5 white smoke issue
Replies
11
Views
655
Bdsankey
Bdsankey
A
Is 2011+ rear axle interchangeable with GMT-800
Replies
3
Views
517
aaro9991
A
A
Increase Fuel Economy and Performance
Replies
4
Views
736
asirico22
A
Pure Diesel
Need some help and sorry about the long post. Just providing all info
Replies
26
Views
2K
Pure Diesel
Pure Diesel
O
LMM Headache
Replies
9
Views
614
ovnttim
O
KEVINL
How to plug 01 LB7 sensor hole
Replies
3
Views
415
Bdsankey
Bdsankey
vern650
Soft C0035, C0055 codes as soon as you turn the key on.
Replies
1
Views
321
Ron Nielson
R
OleBlackyLBZ
Stroker vs dual cp3 question
Replies
7
Views
1K
2004LB7
2004LB7
KEVINL
Lower valve cover leak with new gaskets & Bolts
Replies
9
Views
1K
Chevy1925
Chevy1925
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