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Engine & Drivetrain

Discuss engine and drivetrain items from brakes, transmissions, towing, error codes, anything in the engine bay and so on here.

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  1.    
  2. SVL

    "Service 4WD" - Master Thread

    SVL, Aug 28, 2014 ... 20 21 22
    Replies:
    212
    Views:
    82,701
    Keith Turcotte
    Feb 16, 2020
  3.    
  4. Jason in DLH

    Transmission Cooler Line Leaking With Possible Fix

    Jason in DLH, Oct 11, 2020 ... 4 5 6
    Replies:
    57
    Views:
    1,946
    tonyb5150
    Jan 19, 2021 at 12:33 PM
  5. nokuy

    2016 Yukon XL Needs New Transmission - Not Happy

    nokuy, Dec 19, 2020 ... 2 3 4
    Replies:
    36
    Views:
    3,163
    nokuy
    Jan 18, 2021 at 9:26 PM
  6. Dlayne

    Front Hub Replacement - Mileage

    Dlayne, Jan 11, 2021 ... 2
    Replies:
    16
    Views:
    585
    PNW VietVet
    Jan 18, 2021 at 2:09 PM
  7. Joshua Stewart

    2017 GMC Truck -pulling to the right?!?!

    Joshua Stewart, Jan 14, 2021 at 2:32 PM ... 2
    Replies:
    17
    Views:
    443
    PNW VietVet
    Jan 18, 2021 at 12:21 PM
  8. QuinnTahoe

    P0442 Code

    QuinnTahoe, Jan 14, 2021 at 11:49 AM ... 2
    Replies:
    16
    Views:
    465
    KATfishing
    Jan 18, 2021 at 9:58 AM
  9. Prospect62

    STP "direct injection" system cleaner

    Prospect62, Jan 6, 2021
    Replies:
    8
    Views:
    342
    petethepug
    Jan 17, 2021 at 7:07 PM
  10. Javier Hernandez

    Need help 15 Tahoe fan stay on after turning it off.

    Javier Hernandez, Jan 15, 2021 at 10:31 PM
    Replies:
    2
    Views:
    147
    Javier Hernandez
    Jan 15, 2021 at 11:56 PM
  11. Vector

    My dealership odyssey and claimed carbon buildup

    Vector, Dec 12, 2020 ... 2
    Replies:
    12
    Views:
    964
    Rocket Man
    Jan 13, 2021
  12. Whiteout150

    Tahoe has some great traction in 2wd

    Whiteout150, Jan 1, 2021 ... 2
    Replies:
    12
    Views:
    402
    Tiredmechanic23
    Jan 11, 2021
  13. John Bendzsuk

    Ticking noise coming from engine

    John Bendzsuk, Feb 22, 2017 ... 2
    Replies:
    16
    Views:
    22,601
    Eric Dortch
    Jan 11, 2021
  14. Baddad

    2015 4wd Tahoe stalls loses all power

    Baddad, Jul 29, 2016 ... 2 3
    Replies:
    23
    Views:
    20,262
    Organs_Rare
    Jan 11, 2021
  15. Birdie

    2018 Tahoe LT 4WD Intermittent Start problem, occasionally will not turn on

    Birdie, Dec 22, 2020
    Replies:
    4
    Views:
    322
    sealandsky
    Jan 11, 2021
  16. greenhornet

    2015 Tahoe 4x4 trans repair.

    greenhornet, Dec 14, 2020
    Replies:
    1
    Views:
    392
    greenhornet
    Jan 7, 2021
  17. RobDenali

    The Originating Dealership Gave Me The History Report

    RobDenali, Oct 13, 2020 ... 2
    Replies:
    17
    Views:
    1,670
    Fifty
    Jan 7, 2021
  18. Shipyard

    2016 , 5.3L suburban engine clicking/ticking sound

    Shipyard, Dec 9, 2020 ... 2
    Replies:
    13
    Views:
    843
    2017_Tahoe
    Jan 7, 2021
  19. 77blue

    Recovered Vehicle - Need info on lock cylinder replacement

    77blue, Dec 9, 2020 ... 2
    Replies:
    14
    Views:
    607
    77blue
    Jan 7, 2021
  20. 2017_Tahoe

    2017 4WD Tahoe Premier ticking noise

    2017_Tahoe, Jan 6, 2021
    Replies:
    0
    Views:
    177
    2017_Tahoe
    Jan 6, 2021
  21. stephen sibilia

    Introduction and request a diagnosis of a very loud cold start sound

    stephen sibilia, Jan 1, 2021 ... 2 3
    Replies:
    25
    Views:
    1,206
    Rockcrawler11
    Jan 6, 2021
  22. nrmeyer2

    Whipple 6.2 Denali Build

    nrmeyer2, Jan 5, 2021
    Replies:
    0
    Views:
    180
    nrmeyer2
    Jan 5, 2021
  23. nrmeyer2

    Whippled built 6.2

    nrmeyer2, Dec 28, 2020 ... 2
    Replies:
    12
    Views:
    1,226
    avalonandl
    Jan 4, 2021
  24. Jaxar

    2018 Yukon SLT slow start drawing too much power when engine off

    Jaxar, Jan 3, 2021
    Replies:
    0
    Views:
    157
    Jaxar
    Jan 3, 2021
  25. Lindsey1014

    2017 Suburban starter

    Lindsey1014, Dec 27, 2020
    Replies:
    2
    Views:
    250
    PNW VietVet
    Dec 27, 2020
  26. MT800

    ABS issue...

    MT800, Nov 26, 2020 ... 2
    Replies:
    16
    Views:
    761
    MT800
    Dec 26, 2020
  27. YUUUkon

    ACC won't maintain distance!

    YUUUkon, Oct 5, 2020 ... 2
    Replies:
    11
    Views:
    677
    BlaineBug
    Dec 25, 2020
  28. Dale267

    2015 Tahoe..Upper Valve Cover Leak

    Dale267, Dec 21, 2020
    Replies:
    4
    Views:
    392
    Dale267
    Dec 23, 2020
  29. Tiki

    GM Transmission service

    Tiki, Dec 10, 2020 ... 2
    Replies:
    14
    Views:
    1,554
    Bob2C
    Dec 23, 2020
  30. AZCreeker

    Oxygen Sensors, who changed them yet?

    AZCreeker, Nov 30, 2020 ... 2
    Replies:
    13
    Views:
    579
    STORMIN08
    Dec 23, 2020
  31. Coobie

    OIL filters for 2020 6.2 Denali ??

    Coobie, Dec 16, 2020 ... 2
    Replies:
    12
    Views:
    1,004
    pwtr02ss
    Dec 20, 2020
  32. Bob2C

    6L80/6L90 Dismantle

    Bob2C, Dec 1, 2020
    Replies:
    6
    Views:
    684
    greenhornet
    Dec 19, 2020
  33. KELLY WILLIAMS

    2016 GMC Yukon- towing rv ?

    KELLY WILLIAMS, Dec 17, 2020
    Replies:
    5
    Views:
    430
    PNW VietVet
    Dec 17, 2020
Showing threads 1 to 30 of 1,026

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