2020+ LM2 Duramax Powertrain | Chevy and GMC Duramax Diesel Forum

Under seat rear storage bins

1

69

by 89thm

3.0 reduce engine power

1

43

Anyone with Download Issues?

3.0
4 d ago

7

228

by Oh Chevy Diesel

New 2021 AT4 with P2B60 CEL at 100 miles

9

647

by FireMedic_13

3.0 Duramax Positive Experiences?

2 3

59

8K

by BCBren

LM2 with Edge Insight CTS3

14

504

Newbie with a 2021 1500 RST/Z71 LM2 on order.

2

32

2K

LML No Fuel Rail Pressure

3

131

by SilverGorillaLML

7

342

TOP TIER™ Diesel Fuel

2 3

41

3K

2020 Chevy Silverado 1500 LT - Let’s Discuss DPF

0

41

6

250

p149 and p111d dtc codes with high engine fan

3.0
24 d ago

7

368

by 3.0

5th wheel hitch in a 3.0L?

0

179

by Fordt

Possible air leak at boost

3

237

New 3.0 Duramax Owner - Early Issues

18

22K

Complete Shutdown on the baby D

3.0
23 d ago

9

628

by 3.0

2

30

19K

11

459

by 89thm

Bad Catalytic Converter at 350 miles

13

839

I almost embarrassed myself

9

1K

by Oh Chevy Diesel

8

441

Rear seat area...

14

972

by 47hook

2

22

3K

by CrystalRedTintCoat

More LM2 Duramax 3.0 Issues

14

9K

Major issues 2020 duramax

6

2K

by 3.0

towing with your LM2??

2

21

3K

by 89thm

making best use of the exhaust brake??

8

1K

Any one Lifted one yet?

3

738

Fisher HT plow install on the new LM2 duramax

6

1K

2020 3.0 fuel mileage getting worse

7

852

by jharp

Cold engine surging

2

334

2

366

Coolant Filter or Not

7

502

New 3.0L I6 Dmax.....

2

24

25K

by Basketballmail2