Engines & Drivetrain

2,730 topics in this forum

1. 2017 Silverado 1500 P06DA problems

   By James Noh, April 29, 2022
   • 0 replies
   • 4.3k views
   • 
   • James Noh
   • April 29, 2022

2. Oxygen Sensor Problems - all 4

   By Rafal Styczen, March 26, 2021
   • 1 reply
   • 1.3k views
   • 
   • Maine2500HD
   • April 28, 2022

3. 2017 Sierra Double Cab 5.3l Failed Lifter

   By Gdt sierra, April 27, 2022
   • 0 replies
   • 789 views
   • 
   • Gdt sierra
   • April 27, 2022

4. 6L80E transmission shift problem 1 2 3

   By Larsson, March 28, 2021
   • 32 replies
   • 41.8k views
   • 
   • Grumpy Bear
   • April 26, 2022

5. Transmission hose/line identification

   By Datwhitez71, April 22, 2022
   • 13 replies
   • 1.9k views
   • 
   • rbdjr
   • April 23, 2022

6. 2017 Sierra SLE 5.3 back from tune 1 2 3 4

   By RMR, December 14, 2018
   • 46 replies
   • 11.8k views
   • 
   • Keith 256
   • April 23, 2022

7. Borla ATAK Exhaust & CAI

   By CrunchyBlack, August 20, 2019
   • 10 replies
   • 4.5k views
   • 
   • Jim Barnes
   • April 20, 2022

8. Second 6l80 trans died today 1 2 3

   By 2015 High Miler, March 8, 2022
   • 36 replies
   • 5.7k views
   • 
   • 2015 High Miler
   • April 14, 2022

9. E85 14’ sierra 4.3 Run e85 or stick with regular gass

   By TwentyEighthNight, April 12, 2022   

   • E85
   • 2014
   • (and 7 more)

     Tagged with:

     • E85
     • 2014
     • gmc sierra 1500
     • 4.3
     • sle
     • gas
     • 89 octane
     • 93 octane
     • 2014-18
   • 8 replies
   • 8.6k views
   • 
   • CamGTP
   • April 13, 2022

10. 2017 Silverado 1500 - LT to LS 427 engine Swap 1 2 3

    By Blackwidow_Chevy, March 25, 2022   

    • engine swap
    • ls swap
    • (and 2 more)

      Tagged with:

      • engine swap
      • ls swap
      • ls motor
      • motor swap
    • 37 replies
    • 20k views
    • 
    • shakenfake
    • April 5, 2022

11. Pacesetter Headers?

    By SeekAndDestroy, March 8, 2022
    • 13 replies
    • 3.8k views
    • 
    • pokismoki
    • April 4, 2022

12. 2016 5.3l oil pressure change

    By olerodder, March 29, 2017
    • 11 replies
    • 19.7k views
    • 
    • CamGTP
    • April 1, 2022

13. Turbowerx Pump Issue

    By Regan Menzies, March 30, 2022
    • 0 replies
    • 562 views
    • 
    • Regan Menzies
    • March 30, 2022

14. 2015 Chevy Silverado 5.3 Oil Pan Gasket (Help finding part Number)

    By GoneGetSMOKED, March 27, 2022
    • 3 replies
    • 7.3k views
    • 
    • JONBLARC7
    • March 29, 2022

15. Any high mileage guys towing travel trailers? 1 2

    By RPaul, March 27, 2022
    • 16 replies
    • 2.2k views
    • 
    • mikeyk101
    • March 29, 2022

16. 8spd transmission w/ lift kit and larger tires

    By GraphiteSilveradoZ71, March 17, 2022
    • 6 replies
    • 1.6k views
    • 
    • pokismoki
    • March 28, 2022

17. Im sorry, but it is kind of funny GM 21-NA-199 1 2 3 4 14

    By 14burrito, November 10, 2021
    • 198 replies
    • 54.1k views
    • 
    • F4Gary
    • March 25, 2022

18. 2017 L83 DOD delete

    By mrpj1972, March 24, 2022
    • 7 replies
    • 1.8k views
    • 
    • CamGTP
    • March 24, 2022

19. Another Long Tube question...

    By Husker_1911, February 12, 2019   

    • l83
    • kooks
    • (and 4 more)

      Tagged with:

      • l83
      • kooks
      • long tube headers
      • arh
      • k2xx
      • 5.3
    • 11 replies
    • 16.3k views
    • 
    • pokismoki
    • March 24, 2022

20. 16 Silverado 5.3L mods & tuning help

    By Rockstar1, March 21, 2022   

    • cold air intake
    • Throttle body spacer
    • (and 2 more)

      Tagged with:

      • cold air intake
      • Throttle body spacer
      • diablo tune
      • Magnaflow
    • 3 replies
    • 6.3k views
    • 
    • pokismoki
    • March 22, 2022

21. 2017 GMC Sierra Z71 Rear Diff Cover Bolt Torque

    By Jim Cathey, March 18, 2022
    • 2 replies
    • 1.2k views
    • 
    • diyer2
    • March 20, 2022

22. DOD delete parts/uprades?

    By cobrajay, March 7, 2022
    • 2 replies
    • 1.4k views
    • 
    • lucas287
    • March 19, 2022

23. Corvette LT1 Fuel Rail Covers on L86

    By James Beyer, March 16, 2022
    • 3 replies
    • 2.3k views
    • 
    • M1ck3y
    • March 19, 2022

24. 2019 gmc 2500 4x4 6.0l fuel pump not working

    By casperf, March 16, 2022
    • 2 replies
    • 725 views
    • 
    • newdude
    • March 16, 2022

25. L86 vs LT1 vs LT2 1 2 3 4 6

    By M1ck3y, October 17, 2020
    • 75 replies
    • 51.3k views
    • 
    • M1ck3y
    • March 10, 2022