2015-2019 Silverado & Sierra HD Troubleshooting

411 topics in this forum

1. Correct Torsion key bolt contact position

   By OpsWest, 22 hours ago
   • 2 replies
   • 70 views
   • 
   • Big Whiskey
   • 8 hours ago

2. My link voice commands not work for phone

   • 1
   • 2

   By Bill Wong, May 16, 2017   

   • dialing by name
   • phone
   • (and 3 more)

     Tagged with:

     • dialing by name
     • phone
     • voice commands
     • pardon
     • who would you like to call
   • 26 replies
   • 21,296 views
   • 
   • EricS
   • 11 hours ago

3. Remote lock and unlock problem...

   • 1
   • 2

   By Mike Hamm, March 10, 2017   

   • 2016
   • denali
   • (and 8 more)

     Tagged with:

     • 2016
     • denali
     • gmc
     • sierra
     • 2500hd
     • 4x4
     • diesel
     • remote
     • lock
     • unlock
   • 21 replies
   • 12,619 views
   • 
   • Bob2C
   • Monday at 07:47 PM

4. Consistent Low Coolant Warnings

   By enmity02, April 28, 2017
   • 12 replies
   • 22,425 views
   • 
   • Dirtymaxjman
   • Saturday at 12:30 PM

5. 194K mile Transmission Failure REPAIRED

   By Jedibusiness, Friday at 05:03 PM   

   • 6.0
   • wt
   • (and 3 more)

     Tagged with:

     • 6.0
     • wt
     • 6l90
     • 2015
     • 2500hd
   • 5 replies
   • 205 views
   • 
   • Jedibusiness
   • Saturday at 01:57 AM

6. 194k miles. Transmission starting to fail.

   By Jedibusiness, June 11   

   • 6l90
   • 9 replies
   • 192 views
   • 
   • Jedibusiness
   • Friday at 03:14 PM

7. Vibration on new 3500HD, Just tires? Or worse?

   • 1
   • 2
   • 3
   • 4

   By bimmerboy318, March 28
   • 46 replies
   • 1,415 views
   • 
   • Riggin’
   • June 5

8. 2016 2500 HD trans doesn't shift up when towing

   • 1
   • 2
   • 3

   By RamblinFever, March 25, 2017
   • 31 replies
   • 4,432 views
   • 
   • Jak860
   • June 4

9. T.S.B. for the 70 m.p.h. shake

   By massbowtie, May 19
   • 5 replies
   • 297 views
   • 
   • rlme36
   • June 4

10. Sierra 2500 6.0 Bogging under high load No CEL

    By theegovernor, June 3
    • 4 replies
    • 246 views
    • 
    • JD110
    • June 4

11. Fluid leak from Bell housing

    By Jksb751, March 21
    • 13 replies
    • 452 views
    • 
    • 20Bowtie14
    • May 28

12. Front suspension "rattle"

    • 1
    • 2

    By ewbldavis, December 2, 2017   

    • front rattle suspension
    • 18 replies
    • 3,300 views
    • 
    • Big Whiskey
    • May 27

13. 2018 Allison slow to downshift

    By mfsanford, May 26
    • 2 replies
    • 116 views
    • 
    • mfsanford
    • May 27

14. Engine Tick leading to Exhaust Valve Tip Failure at 190K.

    By Jedibusiness, May 18   

    • p0303
    • p0306
    • (and 4 more)

      Tagged with:

      • p0303
      • p0306
      • exhaust manifold
      • exhaust valve
      • heads rebuild
      • 2015 hd wt
    • 5 replies
    • 239 views
    • 
    • Jedibusiness
    • May 24

15. Poor Chrome Quality

    • 1
    • 2

    By Brunomax, January 29, 2016
    • 17 replies
    • 4,911 views
    • 
    • rlk105mm
    • May 23

16. Starting issues

    By Risenhigher, May 9
    • 1 reply
    • 129 views
    • 
    • AK to WA
    • May 22

17. 2500 Loud Ticking And Lights Flashing

    By Ackcap, May 1   

    • 2500 2018 engine
    • 11 replies
    • 325 views
    • 
    • avalonandl
    • May 20

18. 2017 2500 trailer brake issue

    By doublearrow, March 26, 2018
    • 10 replies
    • 1,035 views
    • 
    • redwngr
    • May 19

19. Diagnostic code p21dd

    By Car54, May 7
    • 5 replies
    • 239 views
    • 
    • Car54
    • May 17

20. 2015 GMC SIERRA DENALI REGEN ASSISTANCE

    By pratt9234, May 16   

    • 2500
    • hd
    • (and 5 more)

      Tagged with:

      • 2500
      • hd
      • duramax
      • diesel
      • p21dd
      • limp
      • limitations
    • 0 replies
    • 99 views
    • 
    • pratt9234
    • May 16

21. Oil in intake after turbo on 2015 lml

    By Jksb751, May 14
    • 3 replies
    • 144 views
    • 
    • rascalmafia
    • May 16

22. 2015 HD 8" Mylink Bluetooth failure

    By MightyBobo, June 5, 2018
    • 1 reply
    • 454 views
    • 
    • Weezy
    • May 13

23. Issues with park assist and folding tow mirrors in cold weather

    By canorton3, February 9
    • 1 reply
    • 216 views
    • 
    • Weezy
    • May 13

24. 2015 lml Knock on Deceleration

    By Jksb751, May 12
    • 0 replies
    • 114 views
    • 
    • Jksb751
    • May 12

25. Sunroof leak

    By Denali James, October 27, 2016
    • 13 replies
    • 7,085 views
    • 
    • DenaliHD
    • May 9