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LLY
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Duramax 6.6 Technical
Duramax Hard Parts
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LLY:
BPU List for LLY's
McRat
Dec 3, 2008
2
Replies
23
Views
54K
Sep 17, 2014
Black HD
B
Normal threads
J
Low Calculated Fuel Rate
jbay
Friday at 10:28 AM
Replies
4
Views
75
Yesterday at 7:26 AM
juddski88
H
LLY Thermostats
Hansen.lucas
Tuesday at 6:06 AM
Replies
3
Views
102
Friday at 10:17 AM
jbay
J
M
LLY Fuel Rate Low?
Mike_Champ88
Sep 11, 2018
Replies
5
Views
1K
Friday at 10:06 AM
jbay
J
Exterior coolant trickle leak at #3 injector
JustinM
Wednesday at 5:31 PM
Replies
12
Views
137
Friday at 4:43 AM
JustinM
B
2005 Chevy duramax
Barber05duramax
Feb 8, 2021
Replies
3
Views
103
Feb 9, 2021
TheBac
One broken head bolt
JustinM
Feb 4, 2021
Replies
8
Views
181
Feb 5, 2021
JustinM
P
Over heated to 217 D
Prankster777
Jan 24, 2021
Replies
5
Views
160
Jan 25, 2021
gmduramax
V
LLY:
flywheel housing bolt size?
valleyduramax
Oct 5, 2016
Replies
6
Views
1K
Jan 12, 2021
DAVe3283
H
Baffled by P0202, 03, 05, 08 and P2149
Hoser
Dec 9, 2020
Replies
9
Views
193
Dec 12, 2020
Hoser
H
D
Short on FPR sensor wire, ecm pin 42
droo08
Dec 3, 2020
Replies
1
Views
116
Dec 4, 2020
2004LB7
K
Bad knock at idle. No throttle response
Kremington
Oct 14, 2020
Replies
9
Views
275
Nov 13, 2020
MMLMM
D
Engine shuttering after cranking. Won’t run over 35mph
DirtyDusty
Oct 23, 2020
Replies
3
Views
101
Oct 23, 2020
2004LB7
S
P0652 and low 5V reference voltage
shirazdrum
Oct 8, 2020
Replies
1
Views
127
Oct 9, 2020
kidturbo
M
Shift Mechanism Help
MD_Max
Sep 24, 2020
Replies
1
Views
104
Sep 26, 2020
MD_Max
M
LLY and LBZ/LMM injectors
bobxr50
Sep 21, 2020
Replies
4
Views
133
Sep 21, 2020
Chevy1925
T
Hello from Texas, need a little guidance today!
tanyalin
Sep 18, 2020
Replies
6
Views
148
Sep 19, 2020
tanyalin
T
S
2005 Silverado Duramax LLY Crank No Start, please help
shirazdrum
Sep 9, 2020
2
Replies
21
Views
459
Sep 17, 2020
DAVe3283
C
Weak CP3
Caleblgarr
Aug 31, 2020
Replies
10
Views
247
Sep 1, 2020
dndj
something's wrong with engine
Old_School_Admirer
Aug 22, 2020
Replies
13
Views
291
Aug 24, 2020
TheBac
Installing connecting rods with motor in truck?
BoostnLLY
Aug 20, 2020
Replies
6
Views
319
Aug 24, 2020
BoostnLLY
Need part number for coolant tube - picture inside
BoostnLLY
Aug 15, 2020
Replies
4
Views
140
Aug 16, 2020
BoostnLLY
M
NO CRANK NO START
matthew.bergthold
Aug 5, 2020
Replies
3
Views
133
Aug 5, 2020
DAVe3283
T
P0652 & P2228
taylorbok
Aug 5, 2020
Replies
2
Views
133
Aug 5, 2020
taylorbok
T
2005 lly crank no start after sitting a month
Bigturba
Jul 25, 2020
2
Replies
20
Views
399
Jul 27, 2020
Bigturba
D
Fuel pressure code at idle
DirtyDusty
Jul 19, 2020
Replies
4
Views
142
Jul 26, 2020
DirtyDusty
D
O
p1093
oldwrench
Jul 13, 2020
Replies
6
Views
160
Jul 19, 2020
Ron Nielson
R
Engine coolant temp
Lb7joezay
Jul 10, 2020
Replies
6
Views
195
Jul 10, 2020
Lb7joezay
Ecm frp signal volt
Lb7joezay
Jun 6, 2020
Replies
4
Views
138
Jul 10, 2020
Lb7joezay
B
2005 C5500 Utility Body 4x4 LLY Mods
bobbygerm
Jun 24, 2020
Replies
0
Views
93
Jun 24, 2020
bobbygerm
B
04.5 Duramax LLY getting p0101
D2theMax
Jun 20, 2020
Replies
14
Views
406
Jun 23, 2020
Chevy1925
S
Can't get truck to start.
Spidergarcia
Jun 22, 2020
Replies
2
Views
59
Jun 22, 2020
TheBac
Bought an LLY Cranks no start
03LB704.5LLY
Jun 16, 2020
2
Replies
30
Views
919
Jun 20, 2020
03LB704.5LLY
LLY Oil Cooler..Again
BoostnLLY
May 27, 2020
2
Replies
23
Views
809
Jun 19, 2020
BoostnLLY
Fixed: P0016 and P0698
Lparrill
Jun 19, 2020
Replies
0
Views
193
Jun 19, 2020
Lparrill
J
Boost Leak
Jake707
Jun 17, 2020
Replies
2
Views
141
Jun 18, 2020
Dozerboy
0
P-1094 code and hard starting
05Duramaxx
Jun 15, 2020
Replies
9
Views
108
Jun 16, 2020
2004LB7
S
Lly hard start and throwing codes
smokinlmm
Mar 21, 2013
Replies
8
Views
2K
Jun 16, 2020
05Duramaxx
0
LLY:
I need an LLY refresher course
fl0w3n
May 25, 2020
Replies
4
Views
308
May 26, 2020
Burn Down
Injector hold down bolts stretch?
thunder550
Dec 23, 2014
2
3
Replies
51
Views
9K
May 7, 2020
Citidiot90
C
J
Help with Noise at Idle
Jake707
Apr 29, 2020
Replies
19
Views
509
May 1, 2020
Jake707
J
LLY:
Questions I have been unable to answer.
DuramaximusPrime
Apr 25, 2020
Replies
12
Views
434
Apr 27, 2020
Dozerboy
Advice for LLY Head Gasket replacement
tenderdurden
Mar 18, 2020
Replies
18
Views
1K
Apr 23, 2020
Chevy1925
LLY:
ABS light on
quinton
Apr 22, 2020
Replies
8
Views
326
Apr 23, 2020
quinton
M
Metal ringing noise from oil fill tube
MrBond
Apr 21, 2020
Replies
5
Views
340
Apr 22, 2020
ikeG
D
LLY:
Light smoke after drive and idling
DAKOTAKIDD
Aug 2, 2019
Replies
8
Views
861
Apr 19, 2020
Burn Down
Slight leak at fuel rail fitting
messejme
Apr 18, 2020
Replies
0
Views
185
Apr 18, 2020
messejme
LLY:
Does this deck surface look ok?
thunder550
Nov 30, 2014
Replies
12
Views
3K
Apr 17, 2020
Chevy1925
J
Old Marine / Old Truck -- need fuel line help
Judges4u
Apr 7, 2020
Replies
5
Views
441
Apr 10, 2020
[email protected]
S
Head stud question
Stephenj3
Apr 1, 2020
Replies
3
Views
318
Apr 1, 2020
frankenstien
Cylinder 5 Missfire and Balance Rate 15 Bad Injector??
04LB7yz
Mar 21, 2020
2
Replies
27
Views
843
Mar 31, 2020
Chevy1925
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Duramax 6.6 Technical
Duramax Hard Parts
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