Engines & Drivetrain

2,728 topics in this forum

1. collapsed lifter - opinions wanted 1 2

   By Z71Sierra15, August 27, 2019
   • 15 replies
   • 12.8k views
   • 
   • PPK
   • August 30, 2019

2. Rasp and pinging ARH LT Headers with Borla ATAK? 1 2

   By BeerPwningTexan, August 13, 2019
   • 23 replies
   • 7k views
   • 
   • cpaul55
   • August 30, 2019

3. Transmission temperature?

   By tyler.frost92, August 28, 2019
   • 2 replies
   • 1.3k views
   • 
   • tyler.frost92
   • August 28, 2019

4. Procharger Install on 2018 5.3L 1 2 3 4

   By Hbbambislayer, May 3, 2019
   • 49 replies
   • 21.6k views
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   • dieselfan1
   • August 28, 2019

5. Muffler Delete, yes or no? 1 2

   By Joeybones, August 17, 2019
   • 16 replies
   • 7.4k views
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   • SquireSCA
   • August 26, 2019

6. Factory Exhaust re install 1 2

   By Graphite Silverado 2018, August 9, 2019
   • 15 replies
   • 1.3k views
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   • L86 All Terrain
   • August 26, 2019

7. 2015 Sierra 1500 116k Lost Transmission

   By baddbilt, August 26, 2019
   • 9 replies
   • 934 views
   • 
   • diyer2
   • August 26, 2019

8. Who has 4.56 Gears in there 8 speed transmission? 1 2 3

   By NEMESIS-A/T, May 7, 2019
   • 32 replies
   • 12.8k views
   • 
   • dieselfan1
   • August 25, 2019

9. Cleaned upper intake with seafoam now....

   By sam hain, August 21, 2019
   • 12 replies
   • 9.3k views
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   • kennerz
   • August 23, 2019

10. 2017 Silverado 1500 Oil and Filter 1 2

    By Cole74, June 22, 2019
    • 16 replies
    • 37.6k views
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    • MeanGreen1911
    • August 22, 2019

11. 92K checking in!

    By mookdoc6, August 21, 2019
    • 0 replies
    • 478 views
    • 
    • mookdoc6
    • August 21, 2019

12. Trailer Braking

    By 08BlackSierra, August 20, 2019
    • 1 reply
    • 463 views
    • 
    • sk
    • August 21, 2019

13. Just installed 70 series Flowmaster on 5.3 1 2 3

    By iCryWheniGoPoop, March 12, 2014
    • 38 replies
    • 21.8k views
    • 
    • Graphite Silverado 2018
    • August 21, 2019

14. Re-Gearing

    By 08BlackSierra, August 19, 2019
    • 6 replies
    • 865 views
    • 
    • 08BlackSierra
    • August 20, 2019

15. Will my MPG hurt if I install Exhaust? 1 2 3 4

    By bmartinez2086, June 12, 2019   

    • exhaust
    • mpg
    • 46 replies
    • 20.6k views
    • 
    • DenaliX14
    • August 20, 2019

16. 73k - Blew a lifter today

    By papageoff, August 17, 2019
    • 9 replies
    • 1.3k views
    • 
    • papageoff
    • August 19, 2019

17. Hypertech Tune Questions 1 2 3 4

    By pkpouttu, October 27, 2014
    • 54 replies
    • 11.8k views
    • 
    • CamGTP
    • August 18, 2019

18. Differential / Transfer Case

    By MY164X4, June 18, 2019
    • 3 replies
    • 812 views
    • 
    • jay webb
    • August 18, 2019

19. Pinion Angle Sanity Check

    By WS6FirebirdTA00, August 17, 2019
    • 1 reply
    • 992 views
    • 
    • WS6FirebirdTA00
    • August 17, 2019

20. Shake during braking, rotors warped?

    By Penguin VII, August 9, 2019
    • 9 replies
    • 1.2k views
    • 
    • HeySkippyDog
    • August 17, 2019

21. 1,200 HP DRIVESHAFT UPGRADE!!!!! GM 1500 Trucks 1 2

    By DenaliX14, July 9, 2019   

    • 6.2
    • 5.3
    • (and 5 more)

      Tagged with:

      • 6.2
      • 5.3
      • denali
      • silverado
      • gm
      • sierra
      • 4x4
    • 22 replies
    • 15.7k views
    • 
    • DenaliX14
    • August 16, 2019

22. Top speed 1 2 3

    By 2018redhot, July 15, 2019
    • 41 replies
    • 3.9k views
    • 
    • KARNUT
    • August 16, 2019

23. Parking Brake Adjustment

    By SARBlade, August 15, 2019
    • 0 replies
    • 426 views
    • 
    • SARBlade
    • August 15, 2019

24. 2017 silverado transmission

    By brently2003, August 13, 2019
    • 6 replies
    • 725 views
    • 
    • brently2003
    • August 14, 2019

25. transmission

    By chevellem, August 11, 2019
    • 2 replies
    • 642 views
    • 
    • kurtibm
    • August 13, 2019