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Duramax 6.6 Technical
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LMM:
BPUs for the LMM
TheBac
Mar 28, 2017
Replies
12
Views
4K
Apr 21, 2017
Bulldogr6
Normal threads
G
Need some guidance
GreyFox11
Jul 14, 2024
Replies
3
Views
96
Jul 15, 2024
GreyFox11
G
Need some opinions on 2010 LMM build
pl_silverado
Jun 19, 2024
2
Replies
22
Views
473
Jul 10, 2024
Bdsankey
D
Need help
dlef
Jun 13, 2024
Replies
2
Views
324
Jun 13, 2024
Chevy1925
T
911 HELP
TruthSeaker79
May 18, 2024
Replies
18
Views
602
May 22, 2024
JoshH
Z
Stubborn 2 big connectors
Z71JONES
May 7, 2024
Replies
3
Views
178
May 8, 2024
Z71JONES
Z
Truck dies at random, no codes
BLACKMAX1
Jan 20, 2024
Replies
4
Views
209
Jan 21, 2024
BLACKMAX1
Truck is running on 4 cyl, shot in the dark for help.
Nomad_LBZ
Dec 23, 2023
Replies
5
Views
381
Jan 8, 2024
2004LB7
How much oil is left in the system?
Mogman
Dec 26, 2023
Replies
1
Views
214
Dec 26, 2023
2004LB7
B
LMM E35B Engine Control Module
Boots23954
Apr 3, 2023
Replies
3
Views
418
Dec 18, 2023
pl_silverado
M
LMM Problem
MaxComp88B
Oct 2, 2023
Replies
4
Views
353
Oct 4, 2023
MaxComp88B
M
F
2008 gmc 3500hd P0652, P0117, P0462, and P0522
Furlong2022
Sep 6, 2023
Replies
12
Views
472
Sep 19, 2023
1FastBrick
R
07.5 lmm 6.6 2500hd 4x4 crew cab
Randy Horner
Sep 12, 2023
Replies
2
Views
198
Sep 12, 2023
2004LB7
R
Lmm Chassis Swappe LML donor
r.danny91
Aug 25, 2023
Replies
0
Views
195
Aug 25, 2023
r.danny91
R
K
Help!
Kristy32
Aug 4, 2023
Replies
4
Views
374
Aug 5, 2023
Kristy32
K
C
Map sensor reading low
Chrisv23
Aug 2, 2023
2
Replies
23
Views
690
Aug 3, 2023
2004LB7
K
P0102 Wiring good, replaced MAF, still reading 0.00 g/s
KillyMcGee
Oct 14, 2021
Replies
17
Views
2K
Aug 2, 2023
Chevy1925
A
08 duramax weightloss
abishoff
Jul 30, 2023
Replies
5
Views
317
Jul 31, 2023
Bdsankey
2009 GMC HD3500 loss of power issue after full throotle
Supermoto68
Jul 24, 2023
Replies
3
Views
212
Jul 25, 2023
NC-smokinlmm
Rebuild????
BigTex1968
Mar 29, 2023
2
Replies
24
Views
1K
Jul 22, 2023
Bdsankey
Just did headgaskets and studded but chasing issues
PDWolff
Jun 22, 2023
Replies
9
Views
397
Jun 23, 2023
PDWolff
R
Erratic Electrical Truck - Don't Know What to Make of IT
Ron Nielson
Jun 13, 2023
Replies
15
Views
460
Jun 16, 2023
Ron Nielson
R
T
2007.5 Chevy 2500 4x4 6.6 LMM Duramax 100,000 miles. More problems.....
Toutle Duramax
Apr 30, 2023
Replies
15
Views
664
Jun 2, 2023
Chevy1925
lmm p0102
770JOHNNYW
Sep 15, 2015
Replies
11
Views
3K
May 24, 2023
skyboy062
S
0
Drive pressure leak
08lmm72mm
May 19, 2023
Replies
8
Views
452
May 23, 2023
Bdsankey
S
I turned onto reduce power then looked under truck
slavy
Apr 26, 2023
2
Replies
29
Views
1K
May 8, 2023
JoshH
E
Boost issue... Wondering if I have engine issues.
EagleDave
Dec 6, 2020
Replies
6
Views
1K
May 8, 2023
Steve9
S
S
Reduced Power
Steve9
Apr 30, 2023
2
Replies
31
Views
799
May 7, 2023
Bdsankey
B
LMM Cranks but won’t start
Boots23954
Mar 16, 2023
Replies
1
Views
331
Mar 16, 2023
2004LB7
D
08 lmm no fuel pressure
dirtracerwill
Mar 6, 2023
Replies
2
Views
350
Mar 6, 2023
2004LB7
O
Head Gasket Job LMM
owntheroad
Feb 22, 2023
Replies
11
Views
592
Feb 24, 2023
turbovan
T
R
Cruise control works when it want's to...so annoying
reese600
Feb 16, 2023
Replies
4
Views
336
Feb 22, 2023
JoshH
L
Broken ground on bulkhead
LongDogRacing
Feb 19, 2023
Replies
4
Views
274
Feb 20, 2023
DAVe3283
M
Intake Issue
MaxComp88B
Feb 16, 2023
Replies
6
Views
382
Feb 16, 2023
MaxComp88B
M
M
S and B or HSP
MaxComp88B
Feb 6, 2023
Replies
14
Views
469
Feb 7, 2023
Dozerboy
W
"engine power reduced" with no engine light or code, possible tuning issue?
westonb
Jan 2, 2023
Replies
4
Views
325
Jan 2, 2023
08lmm72mm
0
T
LMM code P0299
tony1224
Dec 23, 2022
Replies
6
Views
570
Dec 23, 2022
Ron Nielson
R
LMM bad vibration
PattyWgnOwen
Aug 6, 2014
2
Replies
23
Views
8K
Dec 17, 2022
TheBac
T
2007.5 silverado 2500 with multiple codes
Toutle Duramax
Dec 12, 2022
Replies
5
Views
526
Dec 13, 2022
08lmm72mm
0
0
Blockheater tripping gfci
08lmm72mm
Nov 28, 2022
2
Replies
22
Views
1K
Dec 4, 2022
Dozerboy
N
Lost throttle when battery died
Not a mechanic
Nov 25, 2022
Replies
7
Views
476
Nov 27, 2022
Not a mechanic
N
Changing setup, need opinions.
ZeroGravity58
Aug 13, 2022
Replies
13
Views
956
Nov 8, 2022
Daddy Deezldoo
D
M
Intake heater delete
MaxComp88B
Oct 20, 2022
Replies
3
Views
316
Oct 20, 2022
gmduramax
O
LMM Headache
ovnttim
Oct 10, 2022
Replies
9
Views
532
Oct 10, 2022
ovnttim
O
G
Lmm extra bolt help!
ghostridermb
Oct 4, 2022
Replies
4
Views
440
Oct 5, 2022
08lmm72mm
0
Help with engine power reduced
dinkrdsw313
Sep 26, 2022
2
Replies
24
Views
1K
Sep 29, 2022
2004LB7
R
After code p2563
Razerface
Sep 11, 2022
Replies
10
Views
822
Sep 26, 2022
Razerface
R
M
Next Mod Help
MaxComp88B
Sep 11, 2022
2
Replies
28
Views
1K
Sep 13, 2022
08lmm72mm
0
C
2007 Silverado 2500 HD Crank No Start
csmith@cdsmithfamilyfarms
Jul 28, 2022
2
Replies
21
Views
1K
Sep 5, 2022
csmith@cdsmithfamilyfarms
C
Backwards DPF?
2004LB7
Feb 1, 2022
Replies
8
Views
1K
Aug 30, 2022
2004LB7
M
Building Truck for 650hp
MaxComp88B
Aug 17, 2022
2
Replies
37
Views
2K
Aug 26, 2022
Bdsankey
1
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