Duramax Hard Parts

Dmax Performance Parts and related discussions.

LB7 New

2.2K
31.9K
Threads
2.2K
Messages
31.9K
2004LB7
2003 no start condition

LLY New

1.3K
17.3K
Threads
1.3K
Messages
17.3K
R
Crank but no start

LBZ New

1.2K
14.3K
Threads
1.2K
Messages
14.3K
2004LB7
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

372
7.7K
Threads
372
Messages
7.7K
TheBac
DEF Fluid in fuel tank

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
C
CP4 Failure - Fleece Conversion - Upgrade anything else?
Replies
5
Views
518
2004LB7
2004LB7
D
LB7 Coolant in Oil, Help!
Replies
2
Views
283
dgalvin66
D
nojokat
Did I blow it up?
Replies
10
Views
664
Bdsankey
Bdsankey
03Duramax86
P0335
Replies
52
Views
13K
Ron Nielson
R
B
Lly will not prime
Replies
2
Views
334
RVN4ME
RVN4ME
P
S400 downpipe
Replies
0
Views
156
Porno Joe
P
Mogman
How much oil is left in the system?
Replies
1
Views
267
2004LB7
2004LB7
D
LBZ: No Crank/No Start
Replies
39
Views
52K
2004LB7
2004LB7
T
Reliable LML
Replies
6
Views
680
NC-smokinlmm
NC-smokinlmm
PureHybrid
Chinese FICM
Replies
41
Views
2K
2004LB7
2004LB7
Wyatt.bilodeau
P1631 no crank no start
Replies
5
Views
335
Ron Nielson
R
N
2001 LB7 Question crank no start Question
Replies
7
Views
642
Nixxk
N
B
LMM E35B Engine Control Module
Replies
3
Views
548
pl_silverado
pl_silverado
M
Lift pump
Replies
52
Views
3K
NC-smokinlmm
NC-smokinlmm
C
It's HG time in the near future. Any recommendations on parts.
Replies
24
Views
1K
pl_silverado
pl_silverado
D
Glow plug question
Replies
5
Views
437
TheBac
TheBac
M
Intake air heater
Replies
3
Views
572
2004LB7
2004LB7
R
Can Heavy towing blow the engine?
Replies
11
Views
801
Leadfoot
Leadfoot
H
lly ficm emulation
Replies
23
Views
2K
TheBac
TheBac
P
2015 LML p2598/p2599 code
Replies
5
Views
857
TheBac
TheBac
M
Dual Battery Charging
Replies
5
Views
706
NC-smokinlmm
NC-smokinlmm
ZeroGravity58
Lbz GPCM delete
Replies
26
Views
2K
Stcked_lbz
S
S
Lly no start after engine swap
Replies
1
Views
264
2004LB7
2004LB7
A
2005 LLY to 2006 LLY
Replies
3
Views
350
ajfixedit
A
lutzjk913
LB7 miss
Replies
16
Views
634
lutzjk913
lutzjk913
C
2005 lly miss
Replies
1
Views
212
2004LB7
2004LB7
R
Anyone else having issues with new water pumps
Replies
11
Views
635
Chevy1925
Chevy1925
B
2006 LBZ Duramax thump from airbox
Replies
3
Views
441
1FastBrick
1FastBrick
Jordan715
lb7 dual fueler tensioner issue.
Replies
14
Views
731
TheBac
TheBac
C
L5P with 100,000 miles and a stutter or slip at 1500 RPM
Replies
18
Views
5K
Chevy1925
Chevy1925
D
01 lb7 ecm into 03 truck
Replies
18
Views
739
2004LB7
2004LB7
J
Intermittent stall after crank when hot
Replies
2
Views
310
johnmyster
J
1FastBrick
Headgasket question
Replies
17
Views
580
PureHybrid
PureHybrid
R
2003 Long Crank when warm
Replies
13
Views
440
Robbydiesel91
R
Q
just happened, exhaust smoke by firewall behind intake
Replies
3
Views
415
Lennydmaxguy
Lennydmaxguy
clrussell
Lml 15% throttle in gear
Replies
21
Views
895
TheBac
TheBac
M
Fuel line choice help needed
Replies
2
Views
255
MGMIAM
M
B
03 lb7 injector wiring schematic??
Replies
2
Views
271
2004LB7
2004LB7
davig
Turbo vane
Replies
2
Views
408
JoshH
JoshH
K
Help..LML sick.
Replies
10
Views
552
JoshH
JoshH
D
Which is relays or switch
Replies
1
Views
231
2004LB7
2004LB7
T
LB7 - Can I delay replacing injectors?
Replies
6
Views
418
LBZ
LBZ
R
FICM wiring?
Replies
1
Views
365
2004LB7
2004LB7
F
high pressure pump
Replies
14
Views
588
NC-smokinlmm
NC-smokinlmm
Chevy1925
S&S cp3 conversion 50 state legal
Replies
3
Views
551
Chevy1925
Chevy1925
F
Compression test - dead piston or head gasket issue?
Replies
11
Views
590
jlawles2
J
ikeG
LML Knock and 150 psi
Replies
7
Views
425
ikeG
ikeG
DAVe3283
Changing turbo setup
Replies
37
Views
2K
N2BRK
N2BRK
bluecollar
Lly coolant coming ftom around injector
Replies
33
Views
11K
1FastBrick
1FastBrick
S
03 Silverado
Replies
7
Views
409
2004LB7
2004LB7
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