2020+ (Non Powertrain) | Chevy and GMC Duramax Diesel Forum

10 speed. Your opinion?

2 3 4

77

13K

by JefferyBrick

4

272

2020 lowering kit?

7

244

by Rumpeltiltskin

Multipro tailgate switch

0

55

2020 v 2021 Red Tintcoat

10

330

2020 L5P Denali Steering Wheel Shake / Wobble

5 6 7

130

24K

2020 2500HD vs 3500HD

2

24

2K

Running auxiliary power to engine fuse panel 2020 GM

0

139

No phone connected; when it is. Contacts missing. iPhone 11 Pro. XM-Sirius can't locate satellites

7

463

Buying 2020 Duramax

1

251

10

950

2020 L5P Picture Thread

13 14 15

293

62K

by piratesailor

Leveling and larger tires on the new 2020-Show them off!

4 5 6

113

25K

Oil and other additives such as fuel, grease!

9

413

by Ineedabiggertrailer16

Trailer Tire Pressure Sensors Install?

2

23

2K

by TroutBum1971

Lowering shackles, Bilstein shocks, Rancho shocks

7

508

Aftermarket bumper 2020 Silverado 3500HD

8

1K

by KingT

Exterior Color Options: Best and Worst for Showing Dirt

16

1K

by sambor

2020 Steering Problem

8

2K

Thinking about trading my 17 2500 high country on a 2020 3500 Denali

2

30

2K

best jacking spots

7

472

by kylant

15

1K

2020 squeaking brakes

8

747

Making fender lights flash with turn signal

4

569

Multipro Tailgate

3

538

by kylant

Should I get the new truck undercoated?

Hbf
2 mo ago

5

793

Aftermarket Running Boards

10

767

by HeavyDutyLB7

2020 2500 Topper Recommendations?

7

614

Trailer TPMS question

5

435

19

1K

A couple of questions on my 2020 Sierra

2

24

2K

by sambor

2021 Trailering Tech Changes

0

437

2020 2500 AT4 fender flares

2

400

by billcollector

2020 Silverado "Tailgate Open" Warning Message

5

354

by usmarine2001

New Duramax owner. (X31 package)

4

899