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LLY
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Duramax 6.6 Technical
Duramax Hard Parts
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5
LLY rough idle
500hpduramally
Apr 16, 2018
2
Replies
38
Views
5K
Jul 31, 2018
500hpduramally
5
R
cold air intake suggestions
Rfranklin0789
Jul 24, 2018
Replies
4
Views
1K
Jul 25, 2018
Rfranklin0789
R
S
LLY Inconsistent fuel pressure
shotgunwilly1117
Jul 13, 2018
Replies
12
Views
3K
Jul 24, 2018
Burn Down
LLY:
LLY Got Hot!!!!!
bigedlittle
Jul 22, 2018
Replies
19
Views
2K
Jul 22, 2018
Burn Down
Possible ECM failure
Punkin05
Jul 19, 2018
Replies
2
Views
965
Jul 20, 2018
Punkin05
O
P0193 after injector replacement
OnTheFritz
Jun 26, 2018
Replies
10
Views
2K
Jul 13, 2018
OnTheFritz
O
L
Loud knock maybe fuel knock
Lmmoore85
Jun 15, 2018
Replies
19
Views
3K
Jun 17, 2018
Lmmoore85
L
L
lly injector problems
Leland
Jun 11, 2018
Replies
7
Views
1K
Jun 15, 2018
Brent@LDS
2005 C5500 LLY help
brcinfay
Jun 12, 2018
Replies
2
Views
833
Jun 12, 2018
WVRigrat05
LLY P0016 After Fresh Build and New Cam/Crank Sensors
Bdsankey
Jun 4, 2018
Replies
0
Views
1K
Jun 4, 2018
Bdsankey
B
Code P1294 Help
BIGX
May 29, 2018
Replies
0
Views
1K
May 29, 2018
BIGX
B
V
Motor stuck
valleyduramax
Oct 15, 2017
2
3
Replies
56
Views
9K
May 23, 2018
NC-smokinlmm
Z
Boost leak at map sensor?
ZF6DMAX12
May 8, 2018
Replies
2
Views
1K
May 23, 2018
WVRigrat05
V
Should have put a lift pump before this happened
Veikra
May 13, 2018
Replies
4
Views
1K
May 13, 2018
Veikra
V
B
Starts then dies
bambam
Apr 17, 2018
Replies
3
Views
1K
May 13, 2018
Veikra
V
M
Fuel line sizes
mac2881994
May 10, 2018
Replies
2
Views
895
May 10, 2018
mac2881994
M
D
installed a PPE oil centrifuge, have questions
Dkatubi06
May 1, 2018
Replies
1
Views
702
May 1, 2018
jlawles2
J
Y
Turbo spool
Yuptown_lly
Apr 23, 2018
Replies
9
Views
2K
Apr 27, 2018
torqued2dmax
V
waterpump died at 30 000 miles
Veikra
Nov 18, 2017
Replies
14
Views
3K
Apr 26, 2018
Veikra
V
Crank balancer bolt help needed
citadel
Apr 11, 2018
2
Replies
25
Views
6K
Apr 18, 2018
Tothemax
Egr delete is a must
duramax on fire
Apr 5, 2018
2
Replies
24
Views
3K
Apr 18, 2018
sweetdiesel
Y
Lly headgaskets
Yuptown_lly
Apr 16, 2018
Replies
13
Views
2K
Apr 17, 2018
TheBac
Y
Ground cable
Yuptown_lly
Apr 15, 2018
Replies
3
Views
1K
Apr 16, 2018
Yuptown_lly
Y
M
Wherli y-bridge kit
mac2881994
Mar 30, 2018
Replies
4
Views
1K
Apr 2, 2018
Bdsankey
0
Need some help
04lly200k
Mar 25, 2018
Replies
3
Views
1K
Mar 26, 2018
OregonDMAX
J
LLY:
fuel usage
jrJones44*
Dec 10, 2017
Replies
14
Views
2K
Mar 21, 2018
Bmax
M
Truck takes forever to warm up
Mdmax
Mar 4, 2018
2
Replies
20
Views
9K
Mar 6, 2018
TheBac
LLY:
Coolant and oil issue
Parker_
Feb 19, 2018
Replies
4
Views
1K
Feb 19, 2018
Dozerboy
S
1093 problems
smahosky25
Feb 16, 2018
Replies
2
Views
873
Feb 16, 2018
ikeG
L
Head Gasket Help
LSjag
Feb 6, 2018
Replies
13
Views
2K
Feb 8, 2018
torqued2dmax
LLY:
LLY Cab+Chassis fuel tank issues
dirtymax36
Aug 8, 2017
Replies
11
Views
2K
Feb 4, 2018
dirtymax36
C
Head Gaskets
CDIETER
Nov 16, 2017
Replies
13
Views
2K
Feb 1, 2018
1FastBrick
S
LLY:
Fuel Issue
shotgunwilly1117
Jan 18, 2018
Replies
11
Views
2K
Jan 23, 2018
shotgunwilly1117
S
Injectors
motodebaja
Oct 13, 2012
Replies
12
Views
4K
Jan 10, 2018
yammerhammer
Y
K
LLY:
truck cranks for like 5-6 before it will start issue, WHY?
kvw4x4
Nov 2, 2017
Replies
17
Views
2K
Dec 30, 2017
j johnson
L
LLY:
Surging issue
levimeloy
Sep 3, 2017
Replies
8
Views
2K
Dec 25, 2017
DefiantArms
A
LLY fuel leak #1 injector return line
alohazabel
Dec 22, 2017
Replies
10
Views
6K
Dec 23, 2017
IOWA LLY
V
Lower valve covers
valleyduramax
Dec 17, 2017
Replies
4
Views
2K
Dec 17, 2017
bmc1025
B
LLY:
help needed same issue or 2 seperate
bluepittsrace
Dec 4, 2017
Replies
6
Views
1K
Dec 6, 2017
bluepittsrace
T
Procedure for Van Glowplugs
the_engineers
Dec 2, 2017
Replies
3
Views
1K
Dec 3, 2017
fc8464
F
M
2005 gmc sierra 2500hd. Top end rattle inquiry.
Mrelite1987gmc
Aug 27, 2017
Replies
5
Views
2K
Nov 9, 2017
DAVe3283
Built Trans, what next?
Wildmanben
Nov 2, 2017
Replies
11
Views
2K
Nov 4, 2017
frankenstien
1
Hello
1sicss
Oct 12, 2017
Replies
4
Views
2K
Oct 13, 2017
1sicss
1
LLY:
No rail pressure randomly upon start issue
dirtymax36
Oct 1, 2017
Replies
3
Views
1K
Oct 9, 2017
briencolgan
Bad injector/head gasket symptoms
dk2429
Oct 4, 2017
Replies
3
Views
4K
Oct 5, 2017
WVRigrat05
M
2005 gmc lly. vacuum surging issue
Mrelite1987gmc
Oct 3, 2017
Replies
0
Views
874
Oct 3, 2017
Mrelite1987gmc
M
High rail pressure
cumminsman202
Sep 15, 2017
Replies
11
Views
3K
Sep 30, 2017
cumminsman202
P0205
joshd472
Sep 22, 2017
Replies
2
Views
2K
Sep 22, 2017
joshd472
B
need info on fuel tank lines
briggie111
Sep 15, 2017
Replies
1
Views
1K
Sep 15, 2017
Awenta
V
LLY:
2005 Duramax mystery T connector
vette66_00
Sep 6, 2017
Replies
10
Views
3K
Sep 13, 2017
JoshH
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Duramax 6.6 Technical
Duramax Hard Parts
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