Search
Everywhere
Threads
This forum
Search titles only
By:
Everywhere
Threads
This forum
Search titles only
By:
Home
How To
Tech
Forums
New posts
Search forums
What's new
New posts
New profile posts
Latest activity
New showcase items
New showcase comments
Members
Current visitors
New profile posts
Search profile posts
Showcase
New items
New comments
Latest reviews
Search showcase
Tools
ET Calculator
Forums
Log in
Register
Search
Everywhere
Threads
This forum
Search titles only
By:
Everywhere
Threads
This forum
Search titles only
By:
New posts
Search forums
Menu
Install the app
Install
Duramax Hard Parts
Dmax Performance Parts and related discussions.
Forums
Duramax 6.6 Technical
JavaScript is disabled. For a better experience, please enable JavaScript in your browser before proceeding.
You are using an out of date browser. It may not display this or other websites correctly.
You should upgrade or use an
alternative browser
.
LB7
New
2.2K
31.6K
Threads
2.2K
Messages
31.6K
Head gasket build
Wednesday at 2:51 PM
2004LB7
LLY
New
1.3K
17K
Threads
1.3K
Messages
17K
E
LLY overheating when idle
Today at 3:26 AM
ejr12d
LBZ
New
1.1K
14.1K
Threads
1.1K
Messages
14.1K
LBZ Fan Clutch
Apr 18, 2024
DAVe3283
LMM
749
11.1K
Threads
749
Messages
11.1K
Truck dies at random, no codes
Jan 21, 2024
BLACKMAX1
LML
New
626
8K
Threads
626
Messages
8K
P01F0
Sunday at 11:36 AM
the MISTRIS
L5P
New
108
3.4K
Threads
108
Messages
3.4K
O
glow plugs
Mar 31, 2024
oldwhitehorse
Transfer Case / Axles / Driveshafts Tech
New
287
3.4K
Threads
287
Messages
3.4K
J
2003 duramax 2500 HD 4 wheel drive Strange noise
Apr 3, 2024
Jaysbay
Van
17
310
Threads
17
Messages
310
D
Custom Van Air Intake
Apr 18, 2023
DieselMike70
Part #'s
395
2.2K
Threads
395
Messages
2.2K
2007 LMM Front Diff Fill Plug P/N
Aug 16, 2023
1FastBrick
Turbo Talk
New
"Nitrous is nice, but it's best to be Blown"
1.9K
43.6K
Threads
1.9K
Messages
43.6K
Catastrophic turbo failure - 72mm Danville performance- Now what?
51 minutes ago
NC-smokinlmm
General Fuel System & Exhaust Questions
363
7.6K
Threads
363
Messages
7.6K
Fleece Performance 2004.5-2007 Duramax PowerFlo In-tank Lift Pump?
Feb 27, 2024
malibu795
Fluids and Maintenance
New
651
10.7K
Threads
651
Messages
10.7K
Got Sludge?
Yesterday at 2:25 AM
DAVe3283
The Pharmacy
Nitrous, Propane, Meth, oxidizers
172
3.2K
Threads
172
Messages
3.2K
Nitrous
Jun 5, 2022
Baking83
1
2
3
4
5
Next
1 of 5
Go to page
Go
Next
Last
Prefix:
LMM:
Filters
Show only:
Loading…
Sticky threads
Sticky
LMM:
BPUs for the LMM
TheBac
Mar 28, 2017
Replies
12
Views
4K
Apr 21, 2017
Bulldogr6
Normal threads
LMM:
ECM P2510 ECM Relay code HELP!!
wjmarsh55
Feb 13, 2016
Replies
5
Views
19K
Aug 13, 2021
Ron Nielson
R
LMM:
Max rail pressure issue after headgaskets.
motoking_1990
Sep 5, 2020
Replies
9
Views
550
Sep 9, 2020
coker6365
LMM:
Connector directory?
Mogman
May 28, 2020
Replies
7
Views
896
Jun 7, 2020
Ron Nielson
R
LMM:
1st D-Max
Kique666
Mar 21, 2020
Replies
16
Views
2K
May 28, 2020
torqued2dmax
LMM:
Trucks killing me any help is appreciated
Greenmachine07turd
May 18, 2020
2
3
Replies
47
Views
3K
May 24, 2020
Greenmachine07turd
LMM:
Mystery Coolant leak
MasterN8er
May 22, 2020
Replies
6
Views
773
May 22, 2020
M.A.M.
LMM:
Oil Pressure help
MasterN8er
Apr 28, 2020
Replies
4
Views
699
May 2, 2020
Ron Nielson
R
B
LMM:
P0047 but wiring checks out.
badmatt
Apr 23, 2020
Replies
3
Views
1K
Apr 24, 2020
badmatt
B
LMM:
Electrical issues again
Dstaub22
Mar 29, 2020
Replies
19
Views
1K
Mar 31, 2020
Dstaub22
D
LMM:
Low pressure limp (with specifics)
Dustins_dmax
Mar 27, 2020
Replies
12
Views
722
Mar 30, 2020
WVRigrat05
LMM:
Ppe fuel pickup
ZeroGravity58
Jun 29, 2019
Replies
5
Views
1K
Mar 5, 2020
DuraRI
D
D
LMM:
Heater Bypass Hose
DTM124
Feb 20, 2020
Replies
1
Views
717
Feb 20, 2020
Bdsankey
2
LMM:
F1 diesel
20dmax08
Feb 4, 2020
Replies
8
Views
908
Feb 6, 2020
slowlml
LMM:
Draining coolant for egr delete
Dstaub22
Feb 2, 2020
Replies
8
Views
1K
Feb 3, 2020
lutzjk913
F
LMM:
3500HD dually driveline vibration
fastline
Jan 25, 2020
Replies
2
Views
695
Jan 25, 2020
weazel
C
LMM:
Socal Water pump Bypass
CRAWLEN
Jul 2, 2019
Replies
10
Views
2K
Oct 18, 2019
catmenace
LMM:
Lmm no start from key
quinton
Mar 1, 2018
Replies
8
Views
3K
Aug 19, 2019
clrussell
D
LMM:
Weird coolant leak
DD_CloutGod
Aug 19, 2019
Replies
1
Views
839
Aug 19, 2019
TheBac
C
LMM:
something a bit different
CRAWLEN
Jul 24, 2019
Replies
4
Views
1K
Aug 1, 2019
JoshH
C
LMM:
fuel rail fittings help
CRAWLEN
Jul 23, 2019
Replies
2
Views
812
Jul 23, 2019
CRAWLEN
C
2
LMM:
Hsp dhd parts
20dmax08
Jun 16, 2019
Replies
2
Views
2K
Jun 16, 2019
TheBac
C
LMM:
PCV Valve Question
CRAWLEN
Jun 2, 2019
Replies
5
Views
2K
Jun 8, 2019
Ron Nielson
R
LMM:
Wiring diagrams
ZeroGravity58
Jun 1, 2019
Replies
5
Views
3K
Jun 3, 2019
ZeroGravity58
LMM:
U Joints
Diezel
May 20, 2019
Replies
6
Views
2K
May 21, 2019
Harbin_22
J
LMM:
New injector and still smoking/over fueling P0304
Jsage99
Mar 29, 2019
Replies
7
Views
2K
Mar 31, 2019
Ron Nielson
R
A
LMM:
Mixing Synthetic and conventional oil
Alaskaman
Jan 7, 2019
Replies
2
Views
813
Jan 7, 2019
gmduramax
LMM:
LMM DTC codes, unable to find
weazel
Nov 19, 2018
Replies
2
Views
994
Nov 19, 2018
weazel
A
LMM:
Glow plugs or Battery issue?
ajs7535
Nov 8, 2018
Replies
10
Views
3K
Nov 11, 2018
Ron Nielson
R
A
LMM:
Glo plugs
Alaskan
Oct 29, 2018
Replies
16
Views
2K
Oct 30, 2018
Ron Nielson
R
C
LMM:
danville 67mm stg2 or 72mm stg2
CRAWLEN
Sep 23, 2018
2
Replies
21
Views
3K
Oct 9, 2018
torqued2dmax
LMM:
Mileage doesn’t make sense
Spank
Oct 6, 2018
Replies
9
Views
1K
Oct 7, 2018
2004LB7
C
LMM:
What Grade headstuds to use
CRAWLEN
Sep 19, 2018
2
Replies
21
Views
3K
Sep 30, 2018
CRAWLEN
C
C
LMM:
Injector size
CRAWLEN
Jul 14, 2018
2
Replies
34
Views
6K
Sep 29, 2018
Nickracer9
N
G
LMM:
No start
gmac32
Aug 29, 2018
Replies
7
Views
1K
Aug 30, 2018
TheBac
LMM:
Turbo vane position 0 to 100% on CTS2
Gutruk
Jul 26, 2018
Replies
2
Views
1K
Jul 26, 2018
Gutruk
C
LMM:
rod bolts and main cap bolts.
CRAWLEN
Jul 8, 2018
Replies
2
Views
833
Jul 8, 2018
CRAWLEN
C
C
LMM:
Super damper install, socal af cam questions
CRAWLEN
Jun 18, 2018
Replies
7
Views
2K
Jul 6, 2018
CRAWLEN
C
LMM:
Service 4wd and Co 396 code?
Big Chris
Jul 1, 2018
Replies
2
Views
2K
Jul 1, 2018
Big Chris
2
LMM:
Lmm injectors
20dmax08
May 30, 2018
Replies
2
Views
1K
May 31, 2018
Brent@LDS
LMM:
New Noise...
wilrob
May 12, 2018
Replies
16
Views
3K
May 19, 2018
wilrob
P
LMM:
09 Duramax, what fuel filter do people run?
pitbull14218
May 10, 2018
Replies
13
Views
3K
May 13, 2018
Dozerboy
LMM:
Transfer case questions/insight
god910
May 8, 2018
Replies
2
Views
2K
May 8, 2018
god910
P
LMM:
CP3 replacement video
pitbull14218
Apr 29, 2018
Replies
4
Views
1K
May 1, 2018
Bdsankey
C
LMM:
Never changed tranny fluid...
colton.manuel5.9
Mar 26, 2018
Replies
3
Views
1K
Mar 26, 2018
torqued2dmax
D
LMM:
S371 to S475 conversion.
Dragbear
Mar 10, 2018
2
Replies
36
Views
4K
Mar 13, 2018
Dragbear
D
D
LMM:
Help with built lmm 1100 hp with squealing belt
DirtyMax1100
Jan 2, 2018
2
Replies
31
Views
4K
Mar 8, 2018
calereeves
C
C
LMM:
LMM questions
CRAWLEN
Mar 3, 2018
Replies
1
Views
1K
Mar 4, 2018
ZeroGravity58
C
LMM:
valve covers
CRAWLEN
Jan 18, 2018
Replies
15
Views
2K
Jan 21, 2018
torqued2dmax
G
LMM:
2009 LMM No Crank, No DTC
gpn
Jan 14, 2018
Replies
3
Views
991
Jan 14, 2018
gpn
G
LMM:
Code: ECM C3200
wilrob
Dec 29, 2017
Replies
0
Views
1K
Dec 29, 2017
wilrob
1
2
3
4
5
Next
1 of 5
Go to page
Go
Next
Last
You must log in or register to post here.
Forums
Duramax 6.6 Technical
Top
Bottom