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Duramax 6.6 Technical
Duramax Hard Parts
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2009 Mystery Coolant leak
MasterN8er
Jan 23, 2021
Replies
11
Views
507
Jan 25, 2021
Dozerboy
2009 better MPG
Supermoto68
Jan 17, 2021
Replies
12
Views
813
Jan 22, 2021
Ron Nielson
R
LMM heater hose options??
Mogman
Jan 14, 2021
Replies
9
Views
824
Jan 17, 2021
Mogman
Leak off WIF sensor
J_Stone06
Feb 9, 2019
Replies
12
Views
1K
Jan 16, 2021
J_Stone06
LMM Mega Fuse Wiring Layout
Harbin_22
Jan 1, 2021
Replies
10
Views
4K
Jan 9, 2021
Harbin_22
Alternator lead?
Mogman
Dec 6, 2020
Replies
7
Views
1K
Jan 8, 2021
Ron Nielson
R
J
Crank but no start
Jlopez35
Jan 4, 2021
Replies
4
Views
271
Jan 4, 2021
Jlopez35
J
Lower profile oil fill tube
Mogman
Dec 11, 2020
Replies
8
Views
958
Dec 15, 2020
ZeroGravity58
Female Pins for Glow Plug Module LMM
07SilveradoHD
Dec 14, 2020
Replies
0
Views
380
Dec 14, 2020
07SilveradoHD
2008 lmm p0088
Yngdmax92
Nov 19, 2020
Replies
5
Views
935
Dec 12, 2020
2004LB7
B
Help?
BusaGOD
Nov 28, 2020
Replies
6
Views
518
Dec 10, 2020
BusaGOD
B
Starts runs like sheet then dies
Madspeed
Nov 29, 2020
Replies
16
Views
900
Dec 6, 2020
Madspeed
LYY intake horn on LMM turbo?
Mogman
Nov 26, 2020
Replies
9
Views
697
Dec 6, 2020
Mogman
G
Brake controller
goldenarm_laird
Dec 3, 2020
Replies
3
Views
598
Dec 4, 2020
Ron Nielson
R
LMM water pump replace?
Mogman
Nov 11, 2020
Replies
6
Views
664
Nov 12, 2020
Mogman
B
2007 GMC 3500 HD No crank No start
Bill1971C20
Oct 23, 2020
Replies
15
Views
1K
Nov 9, 2020
juddski88
D
LMM engine build Injector/ tune issues
DraperDuramax
Nov 2, 2020
Replies
1
Views
246
Nov 2, 2020
rcr1978
N
LMM Whine during acceleration
Neil89
Oct 21, 2020
Replies
2
Views
2K
Oct 21, 2020
Ron Nielson
R
W
LMM coolant in oil
wpenner
Oct 20, 2020
Replies
3
Views
995
Oct 20, 2020
wpenner
W
R
Where Does the Dipstick end up?
Ron Nielson
Sep 28, 2020
Replies
4
Views
811
Sep 30, 2020
ShopSpecialties
Engine hours reset??
J_Stone06
Sep 12, 2020
Replies
11
Views
2K
Sep 18, 2020
J_Stone06
Bad timing for electrical gremlins...
AthenaLMM
Aug 19, 2020
Replies
9
Views
803
Aug 23, 2020
AthenaLMM
L
66 fuel pressure pump leaking
Lovsey
Aug 21, 2020
Replies
11
Views
396
Aug 22, 2020
Lovsey
L
L
LMM no start after head gaskets
LBZ_Baker98
Aug 19, 2020
Replies
5
Views
532
Aug 20, 2020
2004LB7
K
lmm po301 code
Klitzko
Aug 17, 2020
Replies
1
Views
499
Aug 17, 2020
Ron Nielson
R
N
Electrical problem
N2BRK
Aug 13, 2020
Replies
13
Views
622
Aug 14, 2020
ShopSpecialties
V
Whistling noise around 1000 rpm
van1196
Jun 22, 2020
Replies
10
Views
777
Jul 29, 2020
J_Stone06
Exhaust/Boost Leak?
Sethmiller
Jul 20, 2020
Replies
4
Views
2K
Jul 29, 2020
J_Stone06
Boost leak test unearthed exhaust valve leak?
monster50iii
Jul 27, 2020
Replies
5
Views
873
Jul 28, 2020
monster50iii
High IATM Temps
Sethmiller
Jul 27, 2020
Replies
4
Views
1K
Jul 28, 2020
Bdsankey
M
Reduced Engine Power duramax
MaxPayne
Jul 27, 2020
Replies
4
Views
2K
Jul 27, 2020
2004LB7
Trying to find o ring part numbers - coolant leak
monster50iii
Jul 23, 2020
Replies
4
Views
305
Jul 23, 2020
monster50iii
P0107 Code and No Boost
Sethmiller
Jul 18, 2020
Replies
3
Views
247
Jul 18, 2020
TheBac
Obnoxious smell
Mogman
Jul 13, 2020
Replies
7
Views
628
Jul 13, 2020
Mogman
0
New injectors
08lmm72mm
Jul 6, 2020
Replies
1
Views
465
Jul 7, 2020
Bdsankey
Allison 5sp:
Power steering oil cooler/pump selection
J_Stone06
Sep 14, 2019
Replies
11
Views
2K
Jun 10, 2020
J_Stone06
M
Take a look so I need a new harmonic balancer?
Molska
Jun 7, 2020
Replies
1
Views
469
Jun 8, 2020
PureHybrid
LMM:
Connector directory?
Mogman
May 28, 2020
Replies
7
Views
902
Jun 7, 2020
Ron Nielson
R
LMM:
1st D-Max
Kique666
Mar 21, 2020
Replies
16
Views
2K
May 28, 2020
torqued2dmax
Passenger side battery ground wire?
J_Stone06
May 27, 2020
Replies
10
Views
2K
May 28, 2020
Burn Down
Oil leaks
Mogman
May 26, 2020
Replies
2
Views
250
May 26, 2020
Mogman
lmm fuel knock misfire
mamu
Jan 2, 2018
2
Replies
32
Views
11K
May 26, 2020
Dozerboy
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
785
May 22, 2020
M.A.M.
0
Crank pin and reluctor wheel question
08lmm72mm
May 21, 2020
Replies
3
Views
816
May 22, 2020
08lmm72mm
0
D
LMM sluggish/smokey once hot at 2000rpm
DuraRI
Jan 30, 2020
2
Replies
37
Views
3K
May 4, 2020
juddski88
LMM:
Oil Pressure help
MasterN8er
Apr 28, 2020
Replies
4
Views
707
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
K
Low maf reading
Kunz111
Mar 25, 2020
2
Replies
26
Views
5K
Apr 3, 2020
Ron Nielson
R
LMM:
Electrical issues again
Dstaub22
Mar 29, 2020
Replies
19
Views
1K
Mar 31, 2020
Dstaub22
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Duramax 6.6 Technical
Duramax Hard Parts
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