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 ... 19 20 21
    Replies:
    205
    Views:
    70,656
    kiwi
    Aug 8, 2019
  3.    
  4. denali17gmc

    2017 Denali fluttering when accelerating. VIDEO

    denali17gmc, Mar 16, 2017 ... 5 6 7
    Replies:
    68
    Views:
    33,794
    Mr. 960
    Nov 22, 2019 at 1:53 AM
  5. akbrener

    Learning this new rig.. Transmission "ticking" ?

    akbrener, Nov 20, 2019 at 11:41 PM
    Replies:
    6
    Views:
    119
    akbrener
    Nov 21, 2019 at 11:43 PM
  6. SuperOldSchool

    2015 Yukon Denali dropped lifter at 77k miles

    SuperOldSchool, Sep 7, 2019
    Replies:
    5
    Views:
    707
    Atlantic47
    Nov 21, 2019 at 8:19 PM
  7. dvzzz

    Dealer not honoring warranty work..2018 5.3 Yukon issues

    dvzzz, Nov 9, 2019 ... 12 13 14
    Replies:
    136
    Views:
    5,821
    dvzzz
    Nov 21, 2019 at 4:04 PM
  8. Danny_Boy

    2015 Yukon Hard Shift Rant

    Danny_Boy, Nov 21, 2019 at 2:55 PM
    Replies:
    1
    Views:
    53
    PNW VietVet
    Nov 21, 2019 at 3:53 PM
  9. James Ward

    OK, What is your pick and is there a Top rated ATF ?

    James Ward, Nov 18, 2019 at 7:56 PM
    Replies:
    5
    Views:
    144
    swathdiver
    Nov 20, 2019 at 10:24 PM
  10. Msuforeman

    2018 Yukon XL 4x4 38k miles leaking coolant

    Msuforeman, Nov 18, 2019 at 10:09 AM ... 2
    Replies:
    12
    Views:
    250
    G00se
    Nov 20, 2019 at 6:04 PM
  11. Classicimpala

    P219A Code

    Classicimpala, Nov 19, 2019 at 2:21 PM
    Replies:
    4
    Views:
    84
    Big Mama
    Nov 19, 2019 at 5:10 PM
  12. James Ward

    2015 Tahoe Transfer Case part, is there a magnetic drain plug ?

    James Ward, Nov 19, 2019 at 7:07 AM
    Replies:
    1
    Views:
    64
    Jeramia
    Nov 19, 2019 at 4:50 PM
  13. Bob2C

    Any ideas?

    Bob2C, Nov 17, 2019 at 6:41 PM
    Replies:
    6
    Views:
    238
    iras1976
    Nov 19, 2019 at 12:21 PM
  14. chevyguy04

    2015 Yukon Denali Uneven Brake wear

    chevyguy04, Nov 18, 2019 at 1:22 PM
    Replies:
    1
    Views:
    81
    Fless
    Nov 18, 2019 at 10:36 PM
  15. Jeramia

    Transmission pan

    Jeramia, Nov 12, 2019
    Replies:
    8
    Views:
    346
    Jeramia
    Nov 18, 2019 at 7:44 PM
  16. DHall

    2017 Tahoe Brake Life

    DHall, Jun 21, 2019
    Replies:
    8
    Views:
    767
    Jeramia
    Nov 18, 2019 at 7:36 PM
  17. Dance Mom

    Replacing our 2017 Yukon Denali transmission! Please help!

    Dance Mom, Oct 14, 2019
    Replies:
    9
    Views:
    829
    Jeramia
    Nov 18, 2019 at 7:32 PM
  18. SuperOldSchool

    2015 Yukon - Change both diffs' oil and transfer case fluid early on

    SuperOldSchool, Jun 25, 2017
    Replies:
    7
    Views:
    5,083
    James Ward
    Nov 18, 2019 at 1:32 PM
  19. BobF

    Engine Rattle or Ping

    BobF, Oct 28, 2019 ... 2 3
    Replies:
    24
    Views:
    1,065
    LT1ZOB
    Nov 17, 2019 at 12:47 AM
  20. DennisT

    I've got the dreaded vibration/boom

    DennisT, Jul 10, 2017 ... 2 3
    Replies:
    25
    Views:
    5,154
    Aggie76
    Nov 14, 2019
  21. Sammy76

    Bent pushrod from failed lifter

    Sammy76, Sep 23, 2019
    Replies:
    9
    Views:
    771
    esoteric_ast
    Nov 10, 2019
  22. Axeman417

    Newbie with 2016 Tahoe rough idle

    Axeman417, Mar 18, 2017 ... 2 3
    Replies:
    27
    Views:
    17,027
    gat0r
    Nov 10, 2019
  23. Burby

    P0308 Misfire Code while road tripping

    Burby, Nov 1, 2019 ... 2
    Replies:
    16
    Views:
    865
    dro45
    Nov 7, 2019
  24. tom3

    Recall, 4x4 with 5.3 and 3:08 rear

    tom3, Oct 27, 2019
    Replies:
    4
    Views:
    445
    AaylaSecura
    Nov 6, 2019
  25. Garandman

    Locking center differential?

    Garandman, Feb 12, 2019 ... 2
    Replies:
    11
    Views:
    1,406
    Garandman
    Nov 4, 2019
  26. AzCoronaDog

    2014-2018 Brake Recall

    AzCoronaDog, Sep 11, 2019 ... 2 3
    Replies:
    23
    Views:
    2,804
    Rdr854
    Nov 1, 2019
  27. Yukongurl

    P219A code

    Yukongurl, Oct 31, 2019
    Replies:
    2
    Views:
    108
    Yukongurl
    Oct 31, 2019
  28. tuffguy23

    My 2015 Yukon XL Denali has 200,000 miles.

    tuffguy23, Sep 28, 2019
    Replies:
    2
    Views:
    681
    sealandsky
    Oct 21, 2019
  29. Danneman

    2018 Tahoe-EXPERIENCE changing axle ratio?

    Danneman, Sep 16, 2019
    Replies:
    8
    Views:
    797
    BMPNUGLS
    Oct 21, 2019
  30. Miami-Dade

    60K Mile Service at Paramus Chevrolet

    Miami-Dade, May 7, 2019 ... 2
    Replies:
    11
    Views:
    1,405
    BMPNUGLS
    Oct 21, 2019
  31. Unclehank47

    15 Tahoe won't go past 85MPH

    Unclehank47, Oct 9, 2019 ... 2
    Replies:
    12
    Views:
    1,161
    singhnyc
    Oct 20, 2019
  32. Bondo

    Rear Heater Core Replacement?

    Bondo, Aug 26, 2018
    Replies:
    7
    Views:
    2,421
    89Suburban
    Oct 20, 2019
  33. JJ461

    MRC Update on 2018

    JJ461, Oct 15, 2019
    Replies:
    1
    Views:
    403
    hcvone
    Oct 16, 2019
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