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Chevy / GMC Duramax 2017+ L5P Forums
L5P TSB (service bulletins, recalls, updates)
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'20-'22 DEF Tank Heater and Wiring Harness Updates
Ron Nielson
Aug 12, 2022
3
5K
Dec 3, 2022
by
Ron Nielson
2
2024 Chevy 2500 Need Help with EGS Readiness Monitor
24Duramaxton
Oct 23, 2023
6
769
2d ago
by
ashnbak
T
Emissions issues L5P
TurboL5PZ71
Jun 3, 2018
34
44K
2d ago
by
Brin.k715
I
Typewriter tick
Impulsive
Feb 12, 2021
11
12K
Mar 9, 2024
by
spuzio
2024 Duramax DPF Restriction Code
That1Silverado
Jun 5, 2023
2
49
14K
Mar 8, 2024
by
1chapman
C
2024 L5P P402 CEL Fix. N23-240810 update
cutty636
Jun 20, 2023
8
2K
Mar 4, 2024
by
cfell
LP5 2019 HD slight miss on cold starts 30 degrees
Fuzzyone1
Jan 12, 2024
3
373
Mar 4, 2024
by
cfell
GM truck Recall
Caper11
Mar 2, 2024
0
223
Mar 2, 2024
by
Caper11
2022 check engine light end of September beginning of October
Satar
Oct 4, 2023
25
3K
Feb 28, 2024
by
badger27
Banks Idash Regen Trigger Percentage Decreasing
mkreul07
Sep 13, 2023
15
2K
Feb 13, 2024
by
Jeremy Ingram
Emission Recall (N212354170): DPF Regeneration Temperature (Released 4/25/2022), Shaking/Vibration
DesertL5P
Jun 5, 2022
32
15K
Jan 19, 2024
by
RZDUCK
2019 Chevy LP5 fuel milage dropped 3mpg
Fuzzyone1
Feb 4, 2022
10
4K
Jan 13, 2024
by
redwngr
K
Check engine light
Kennyray2021
Dec 31, 2023
5
490
Jan 1, 2024
by
cfell
B
Idle noise (slight whistle/bearing) 2019 L5P
Brown08
Dec 20, 2023
7
627
Dec 21, 2023
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FreedomOne
Forced Regen
jim De
Nov 21, 2023
21
2K
Dec 2, 2023
by
23dirtymax
24 Transmission TSB
Campingfamco
Dec 1, 2023
2
821
Dec 1, 2023
by
Campingfamco
2018 L5P intermittently losing power for 10-20 seconds and then back to normal
timothy.morris17078
Apr 6, 2022
21
12K
Nov 16, 2023
by
zamoradaniel45
DPF national backordered at chevy dealer
Wambo
Aug 9, 2021
2
36
15K
Nov 4, 2023
by
Mike morelli
R
P133C Cylinder 5 Glow Plug
rburks24
Nov 3, 2023
2
1K
Nov 3, 2023
by
rburks24
S
oil filter failure on 2018 GMC w/ duramax
seventyfourci
Feb 24, 2022
24
10K
Oct 28, 2023
by
rockn69
N
2019 Gmc 2500 P2153
Nickbw
Oct 8, 2023
2
550
Oct 9, 2023
by
Nickbw
Z
HELP 2018 L5P
ZachS
Sep 19, 2023
8
908
Sep 27, 2023
by
Stroked06Goat
Low coolant message
2019LTZ
Sep 6, 2023
0
592
Sep 6, 2023
by
2019LTZ
T
LP5 Oil Leak
Tango2
Aug 15, 2023
15
2K
Aug 30, 2023
by
Stroked06Goat
J
2020 L5P
James2020
Aug 27, 2023
4
951
Aug 27, 2023
by
James2020
2017 Duramax engine light code P1339
Ken the trailer guy
Jul 30, 2020
3
15K
Aug 14, 2023
by
Ron Nielson
Def level notification on a 19
carhauler
Nov 11, 2019
26
23K
Aug 14, 2023
by
redwngr
24 HD Recall
OrcuttHD
Aug 10, 2023
1
1K
Aug 10, 2023
by
gemarsh
Def tank Low range notifications
Caper11
Aug 10, 2023
0
1K
Aug 10, 2023
by
Caper11
Coolant Leak or Smell on 2019-2021 GM 6.6L Diesel Engines
Fuzzyone1
Aug 10, 2023
1
749
Aug 10, 2023
by
Nicegy525
L5P Regen recall
Apoling135
Jul 18, 2022
22
9K
Aug 9, 2023
by
JonM21Ltz
56 Miles and P025A2 and C053E
DMartin_76
Aug 6, 2023
2
772
Aug 6, 2023
by
DMartin_76
L5P FUEL RAIL PRESSURE SENSOR LOCATION
Bodine1479
Jul 17, 2021
5
30K
Jul 30, 2023
by
artygarcia93
S
2018 Duramax no crank
spruth47@gmail.com
Jul 3, 2023
7
681
Jul 12, 2023
by
4wdaaron
P026D Issue
yellow05gt
Jun 24, 2020
2
3
4
125
44K
Jul 11, 2023
by
Jminiman33
M
CEL for P20EE
motorman89
Jul 21, 2021
19
19K
Jul 10, 2023
by
winterboy8
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L5P TSB (service bulletins, recalls, updates)
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