L5P TSB (service bulletins, recalls, updates) | Chevy and GMC Duramax Diesel Forum

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2020 Def level recall

19

13K

2

22

3K

2017 L5P GMC Denali Duramax Engine Coolant

14

3K

Can’t pass smog test

17

3K

New emissions recall N192273630

2 3 4

76

28K

2018 LP5 tick Intermittent tick.

10

793

Excessive DEF consumption, 2019 Denali Duramax

3 4 5

81

18K

21 AT4 HD CEL keeps coming on - no exhaust brake

TFW
4 mo ago

7

839

2017 CEL/reduced power

4

398

2

32

2K

by Cschneider_23

CEL 111 miles 2021

3

420

17-19 l5p factory air box leaks dirt

5

1K

Typewriter tick

10

1K

2020 Duramax Cold start tick

11

859

Check Engine Light 50,000 miles - no codes

4

598

2017 L5p leaking oil.

2

27

4K

1

571

Rear Window recall fixed and then catches fire

1

1K

PIP5480A - Chugging, Stumble, Harsh Tip- In/Tip-Out

18

7K

Def level notification on a 19

2

20

4K

2018/2019 DPF Regen recall

3

1K

Thieves suck - Security upgrades?

2 3

44

5K

by Nitro Junkie

2018 2500 DURAMAX LT DEF TROUBLE

4

858

by sambor

New LP5 & check engine light at 200 miles?

8

2K

by UPfan

Block Heater Recall Replacement

7 8 9

161

29K

Alternator is singing

8

1K

by [email protected]

2017 Duramax engine light code P1339

1

4K

Bad cabin air filter design?

6

3K

by Jurg77

GM Recall #: N182206311

5 6 7

136

22K

Emissions issues L5P

9

13K

3

4K

2019 headlights fogging up!

15

3K

by [email protected]

Second injector replacement at 70k miles

11

2K

by M.A.M.

L5p bulletins, recalls and updated calibrations

7 8 9

177

182K

GM TechLink - L5P “Issues” Article

2

3K

by Trucklover63