L5P

762Goon
First time L5P owner. Code P0205
Replies
8
Views
134
762Goon
762Goon
R
L5P Troubles, please help!
Replies
6
Views
159
TheBac
TheBac
D
2017 L5P vs 2020 L5P
Replies
4
Views
219
Nate’s Dmax
Nate’s Dmax
countrycorey
Question
Replies
7
Views
279
countrycorey
countrycorey
R
ECM issue
Replies
4
Views
137
08lmm72mm
0
Pcfl.Vlly.DMaxxed
Please help! coolant leak!
Replies
2
Views
133
TheBac
TheBac
A
Low Coolant Warning
Replies
9
Views
474
DIESELMAFIAPER.LB7
DIESELMAFIAPER.LB7
Dm23
Blow off valve?
Replies
1
Views
122
MAXX IT OUT
MAXX IT OUT
Jbendris
Electrical issues
Replies
3
Views
177
Ron Nielson
R
S
#2 cylinder fuel injector blow-by
Replies
11
Views
238
sparkygmc7890
S
garyrosa123
Problems attempting injector cleaning
Replies
12
Views
517
garyrosa123
garyrosa123
Chevy1925
Venturi catch can setup
Replies
42
Views
7K
hntngkd
hntngkd
M
125k mile turbo junk?
Replies
1
Views
846
jimmy.romero
J
A
Increase Fuel Economy and Performance
Replies
4
Views
321
asirico22
A
B
158 MPH Max speed?
Replies
1
Views
388
08lmm72mm
0
AugieM
MAF sensor and mating connector part numbers
Replies
3
Views
281
Ron Nielson
R
N
Nox Sensor & relearn
Replies
2
Views
322
notrosh
N
Dm23
L5P INJECTOR QUESTION
Replies
11
Views
2K
77cruiser
7
coppolac
New member injector issue
Replies
4
Views
385
Chevy1925
Chevy1925
Unhingedaz
L5P fuel system upgrade
Replies
6
Views
744
Unhingedaz
Unhingedaz
Dozerboy
GM set to buy back some trucks.....
Replies
4
Views
2K
Dean E
Dean E
C
L5P with 100,000 miles and a stutter or slip at 1500 RPM
Replies
16
Views
1K
08lmm72mm
0
fgregory
New 2022 3500HD High Idle Switch Option
Replies
4
Views
2K
fgregory
fgregory
M
Digital Assist Steering Re-Program?
Replies
3
Views
341
mikemillersamnet
M
Muff
2021 L5P Dually
Replies
2
Views
527
Muff
Muff
D-MAX Mafia
Looking to swap white 15-19 LBDW for LBSW
Replies
5
Views
473
Nate’s Dmax
Nate’s Dmax
K
P228B Please Help / Advice
Replies
1
Views
450
Ron Nielson
R
T
New owner need some tips
Replies
13
Views
1K
TheNewGuy78
T
Jwatsonlml
2017 L5p
Replies
3
Views
827
snowman22
snowman22
pinkmist
iDash not displaying option for transmission temp in menu
Replies
2
Views
575
FreedomOne
F
K
idle above 800 ... a pain in traffic
Replies
4
Views
719
Lifted L5P
Lifted L5P
C
2019 D-Max Loud Ticking
Replies
16
Views
2K
tylerdurden
T
C
2020 l5p duramax knock at idle cold, worse hot
Replies
46
Views
13K
tylerdurden
T
Henry95
L5p rattle on start up
Replies
2
Views
625
Henry95
Henry95
J
Check engine light on after first fuel fill up
Replies
2
Views
560
Blackjack
Blackjack
dracing70
2020 Denali with derringer threw fuel pressure code and limp
Replies
15
Views
1K
LBZ
LBZ
DPC
Random P0087 2017 L5P C&C
Replies
6
Views
1K
DPC
DPC
M
Whine during acceleration
Replies
1
Views
627
Hoser
H
DuramaxRamRod
New L5P
Replies
14
Views
3K
DuramaxRamRod
DuramaxRamRod
M
New owner question
Replies
1
Views
530
TheBac
TheBac
T-man
unlocked ecm
Replies
0
Views
695
T-man
T-man
M
Weird clunk after hard stop
Replies
5
Views
439
Chevy1925
Chevy1925
DuramaxRamRod
L5P injector Torque specs
Replies
4
Views
3K
DuramaxRamRod
DuramaxRamRod
Michigan_LMM
2020 Federal vs. California emissions
Replies
8
Views
657
Chevy1925
Chevy1925
M.A.M.
CP4 diagnose P228C P228B
Replies
16
Views
3K
M.A.M.
M.A.M.
M
Driving/shifting questions
Replies
1
Views
314
Chevy1925
Chevy1925
Yngdmax92
L5p swap... Anybody know DIESEL ATTITUDE
Replies
27
Views
5K
kidturbo
kidturbo
Leadfoot
L5P interchangeability?
Replies
32
Views
15K
juddski88
juddski88
C
Newer oil cooler
Replies
1
Views
472
2004LB7
2004LB7
1
Bypass dual stage system
Replies
0
Views
545
1lunger
1
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