3.0L Duramax Diesel Discussion

Discuss the 3.0L Duramax diesel that now is an option for the 2021+ models here.

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Jellyfrosh
Fuel quality at different stations
2
Replies
12
Views
3K
steiny93
S
Fireman591
Bay City MI to Calhoun GA on one tank of diesel
2 3 4
Replies
33
Views
5K
CTown Duramax
CTown Duramax
S
After 7.5 months told order not accepted???
2 3
Replies
20
Views
6K
SCMomentum
S
D
DEF tank capacity = 5.4 gal
Replies
1
Views
5K
Stbentoak
Stbentoak
D
First long road trip
Replies
2
Views
3K
swathdiver
swathdiver
D
Diesel for city driving
2 3
Replies
23
Views
12K
OBSSSD
O
B
Are they even building diesels??
2
Replies
12
Views
5K
OBSSSD
O
Capsaicin
LM2 Break In?
2
Replies
15
Views
10K
OBSSSD
O
D
No one grumbling about LZ0 yet?
2
Replies
10
Views
11K
OBSSSD
O
O
Is the Duramax good for City Driving
Replies
9
Views
8K
OBSSSD
O
Fireman591
DEF usage question
2
Replies
16
Views
11K
OBSSSD
O
A
Bet you added the "wrong oil" to your LM2
2
Replies
14
Views
6K
OBSSSD
O
S
Oil consumption
Replies
4
Views
3K
OBSSSD
O
A
2021 Tahoe LT Duramax mpg/mpd increase after maintenance and software upgrade
2 3
Replies
20
Views
5K
OBSSSD
O
N
Actual diesel consumption on 21 duramax Tahoe
Replies
8
Views
3K
OBSSSD
O
M
Towing 18' aluminum car trailer with diesel 3.0 23 Yukon
2
Replies
14
Views
4K
OBSSSD
O
pruittatl
GM Transmission MHS (2022) vs MQC (2021)
Replies
2
Views
7K
Suburban2024
S
B
Diesel Engine Incorrect Calibration? N212355140
2 3 4
Replies
33
Views
6K
altona
A
GoNoGo
I only drive rural country roads, will RE-GEN function a-okay ?
2
Replies
11
Views
2K
GoNoGo
GoNoGo
J
22 Yukon Duramax/Flickering Headlights & Other Issues after Dead Battery
Replies
8
Views
6K
DmaxDenaliXL
D
Naz 23 Esky
7 month later our Escalade Finally showed up!! Diesel sounds help please!
2
Replies
10
Views
4K
v3scott
V
S
exhaust smell in cab '21 denali
2 3
Replies
27
Views
10K
MoonTruck
MoonTruck
J
Resonator delete
Replies
0
Views
1K
Juanillo2023HC
J
J
Auto Start and Banks Gauge
Replies
7
Views
2K
Juanillo2023HC
J
GmcJing
Service Emission System 3.0 Duramax
2
Replies
15
Views
30K
steiny93
S
N
Heater Cord
Replies
5
Views
3K
tungsten
tungsten
L
Oil Leak From New
2 3
Replies
26
Views
13K
CTown Duramax
CTown Duramax
Jellyfrosh
No regen?
Replies
6
Views
2K
Rangerdeepv
R
StephenPT
'22 Duramax Stop Sell?
2
Replies
13
Views
4K
DuraYuk
DuraYuk
J
Def Fluid pumps
2
Replies
10
Views
3K
steiny93
S
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