L5P

garyrosa123
Problems attempting injector cleaning
Replies
12
Views
1K
garyrosa123
garyrosa123
Chevy1925
Venturi catch can setup
Replies
42
Views
10K
hntngkd
hntngkd
M
125k mile turbo junk?
Replies
1
Views
2K
jimmy.romero
J
A
Increase Fuel Economy and Performance
Replies
4
Views
729
asirico22
A
AugieM
MAF sensor and mating connector part numbers
Replies
3
Views
814
Ron Nielson
R
N
Nox Sensor & relearn
Replies
2
Views
3K
notrosh
N
coppolac
New member injector issue
Replies
4
Views
707
Chevy1925
Chevy1925
Dozerboy
GM set to buy back some trucks.....
Replies
4
Views
3K
Dean E
Dean E
fgregory
New 2022 3500HD High Idle Switch Option
Replies
4
Views
4K
fgregory
fgregory
M
Digital Assist Steering Re-Program?
Replies
3
Views
755
mikemillersamnet
M
Muff
2021 L5P Dually
Replies
2
Views
800
Muff
Muff
D-MAX Mafia
Looking to swap white 15-19 LBDW for LBSW
Replies
5
Views
826
Nate’s Dmax
Nate’s Dmax
K
P228B Please Help / Advice
Replies
1
Views
1K
Ron Nielson
R
T
New owner need some tips
Replies
13
Views
2K
TheNewGuy78
T
Jwatsonlml
2017 L5p
Replies
3
Views
1K
snowman22
snowman22
pinkmist
iDash not displaying option for transmission temp in menu
Replies
2
Views
1K
FreedomOne
F
K
idle above 800 ... a pain in traffic
Replies
4
Views
1K
Lifted L5P
Lifted L5P
C
2019 D-Max Loud Ticking
Replies
16
Views
3K
tylerdurden
T
C
2020 l5p duramax knock at idle cold, worse hot
Replies
46
Views
17K
tylerdurden
T
Henry95
L5p rattle on start up
Replies
2
Views
1K
Henry95
Henry95
J
Check engine light on after first fuel fill up
Replies
2
Views
828
Blackjack
Blackjack
dracing70
2020 Denali with derringer threw fuel pressure code and limp
Replies
15
Views
2K
LBZ
LBZ
DPC
Random P0087 2017 L5P C&C
Replies
6
Views
2K
DPC
DPC
M
Whine during acceleration
Replies
1
Views
1K
Hoser
H
DuramaxRamRod
New L5P
Replies
14
Views
4K
DuramaxRamRod
DuramaxRamRod
M
New owner question
Replies
1
Views
708
TheBac
TheBac
T-man
unlocked ecm
Replies
0
Views
867
T-man
T-man
M
Weird clunk after hard stop
Replies
5
Views
683
Chevy1925
Chevy1925
DuramaxRamRod
L5P injector Torque specs
Replies
4
Views
6K
DuramaxRamRod
DuramaxRamRod
Michigan_LMM
2020 Federal vs. California emissions
Replies
8
Views
1K
Chevy1925
Chevy1925
M.A.M.
CP4 diagnose P228C P228B
Replies
16
Views
6K
M.A.M.
M.A.M.
M
Driving/shifting questions
Replies
1
Views
451
Chevy1925
Chevy1925
Leadfoot
L5P interchangeability?
Replies
32
Views
19K
juddski88
juddski88
C
Newer oil cooler
Replies
1
Views
607
2004LB7
2004LB7
1
Bypass dual stage system
Replies
0
Views
707
1lunger
1
Texas Chevy
Bad defuel
Replies
7
Views
1K
Texas Chevy
Texas Chevy
RPM Motorsports
2020 L5P oil cooler PN#
Replies
5
Views
2K
RPM Motorsports
RPM Motorsports
Yngdmax92
Tuning options????
Replies
6
Views
2K
duramaximizer
duramaximizer
B
Motortrend's 2020 Duramax vs 2019 Cummins comparison
Replies
5
Views
2K
PureHybrid
PureHybrid
M
Screaching noise
Replies
6
Views
1K
TheBac
TheBac
Chevy1925
2020 air intake
Replies
10
Views
3K
KyleC4
K
Michigan_LMM
2020 hd
Replies
363
Views
48K
cdbright
cdbright
TeaBagger2006
Bad lift pump
Replies
1
Views
2K
Ron Nielson
R
duramaxdiesel
2017 Duramax
Replies
1K
Views
534K
ikeG
ikeG
B
fog light connectors
Replies
0
Views
944
Bwoody
B
Tothemax
l5p transmission rebuild kit
Replies
5
Views
2K
bigmackmiller
bigmackmiller
C
Oil relief in front cover
Replies
0
Views
994
Chilly
C
cjb2283
Friends 2019 and Regens
Replies
8
Views
2K
NC-smokinlmm
NC-smokinlmm
Jakezed22
Exhaust without a tune
Replies
40
Views
9K
lawnboy01
lawnboy01
Madspeed
No cruise after lift and gears
Replies
3
Views
2K
Burn Down
Burn Down
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