Duramax Hard Parts

Dmax Performance Parts and related discussions.

LB7 New

2.2K
31.9K
Threads
2.2K
Messages
31.9K
Chevy1925
LB7 no start 250psi fuel

LLY New

1.3K
17.3K
Threads
1.3K
Messages
17.3K
kidturbo
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
F
Got a couple of cylinder contribution codes

L5P New

124
3.8K
Threads
124
Messages
3.8K
2004LB7
Oil prime

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
M
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
B
2005 C5500 Utility Body 4x4 LLY Mods
Replies
0
Views
300
bobbygerm
B
M
Air Conditioning
Replies
2
Views
901
02greysixer
02greysixer
D2theMax
04.5 Duramax LLY getting p0101
Replies
14
Views
2K
Chevy1925
Chevy1925
S
Can't get truck to start.
Replies
2
Views
386
TheBac
TheBac
Mogman
Electric fan clutch pinout
Replies
7
Views
2K
artuza
artuza
03LB704.5LLY
Bought an LLY Cranks no start
Replies
30
Views
6K
03LB704.5LLY
03LB704.5LLY
deadliftdiesels
2015.5 LML Coolant Issues
Replies
7
Views
5K
LBZ
LBZ
AthenaLMM
New ignition- no start
Replies
4
Views
85
kiwilml
kiwilml
BoostnLLY
LLY Oil Cooler..Again
Replies
23
Views
3K
BoostnLLY
BoostnLLY
Lparrill
Fixed: P0016 and P0698
Replies
0
Views
1K
Lparrill
Lparrill
Parker_
Sourcing own piping for a s300
Replies
7
Views
423
slowlml
slowlml
T
LB7 power steering fluid leak
Replies
7
Views
1K
tkerb92
T
OleBlackyLBZ
Dmaxstore Connecting Rods
Replies
32
Views
3K
Chevy1925
Chevy1925
C
Fuel issues
Replies
1
Views
315
Cordrayfarmer1227
C
J
Boost Leak
Replies
2
Views
700
Dozerboy
Dozerboy
Leadfoot
L5P interchangeability?
Replies
32
Views
19K
juddski88
juddski88
B
Want to delete my def tank lml
Replies
7
Views
1K
deadliftdiesels
deadliftdiesels
0
P-1094 code and hard starting
Replies
9
Views
820
2004LB7
2004LB7
S
Lly hard start and throwing codes
Replies
8
Views
2K
05Duramaxx
0
C
Newer oil cooler
Replies
1
Views
609
2004LB7
2004LB7
DRAelectrician
DDP 66mm
Replies
12
Views
2K
OleBlackyLBZ
OleBlackyLBZ
2
How often to change serpentine belt ?
Replies
10
Views
2K
TheBac
TheBac
OleBlackyLBZ
Which Intercooler?
Replies
11
Views
900
OleBlackyLBZ
OleBlackyLBZ
S
No start condition
Replies
1
Views
289
TheBac
TheBac
K
Dead LB7
Replies
3
Views
401
Kunz111
K
J_Stone06
Allison 5sp: Power steering oil cooler/pump selection
Replies
11
Views
3K
J_Stone06
J_Stone06
G
2015 lml crank no start low fuel pressure
Replies
2
Views
2K
slowlml
slowlml
I
Injector issues, unable to read in neutral
Replies
11
Views
1K
fl0w3n
fl0w3n
M
Take a look so I need a new harmonic balancer?
Replies
1
Views
505
PureHybrid
PureHybrid
Mogman
LMM: Connector directory?
Replies
7
Views
1K
Ron Nielson
R
Mogman
Do I really need 4"??
Replies
4
Views
478
RMJ_LB7
RMJ_LB7
duramax on fire
How much longer will this cylinder last.
Replies
42
Views
8K
JGodbey
J
2
04 lb7 w/ cyl 4 bal rate 15
Replies
6
Views
701
fl0w3n
fl0w3n
ironmax
LB7: Lb7 turbo carnage
Replies
51
Views
6K
Bdsankey
Bdsankey
monster50iii
replacing harmonic balancer
Replies
0
Views
316
monster50iii
monster50iii
B
Crank shaft roll pins sheared off Reluctor wheel
Replies
19
Views
15K
Molska
M
MAXX IT OUT
Welding up Pump rub hole on transfercase???
Replies
16
Views
3K
MAXX IT OUT
MAXX IT OUT
B
Turbo setup
Replies
21
Views
2K
byeezy_lb7
B
Duramax racer 8
02 LB7 s300 s400 twin kit
Replies
0
Views
245
Duramax racer 8
Duramax racer 8
JoshH
2020 Oil Cooler part numbers
Replies
0
Views
241
JoshH
JoshH
Mxz8002003
Lb7 no start??
Replies
38
Views
4K
TheBac
TheBac
M
LBZ: Vanes cycle non-stop at idle intermittenly
Replies
41
Views
8K
rcr1978
rcr1978
monster50iii
Oil cooler adapter o rings?
Replies
0
Views
357
monster50iii
monster50iii
S
Flooded my lb7/ now won't start.
Replies
1
Views
514
TheBac
TheBac
Kique666
LMM: 1st D-Max
Replies
16
Views
2K
torqued2dmax
torqued2dmax
J_Stone06
Passenger side battery ground wire?
Replies
10
Views
3K
Burn Down
Burn Down
Mogman
Oil leaks
Replies
2
Views
301
Mogman
Mogman
mamu
lmm fuel knock misfire
Replies
32
Views
11K
Dozerboy
Dozerboy
fl0w3n
LLY: I need an LLY refresher course
Replies
4
Views
1K
Burn Down
Burn Down
DuramxMan
Lb7 oil pump
Replies
4
Views
781
Brent@LDS
Brent@LDS
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