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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"Service 4WD" - Master Thread
20 21 22
Replies
213
Views
105K
bigrhino
B
RLC2020
*Update: Engine Down* Cam/lifter upgrades?
2
Replies
11
Views
271
Thrust
Thrust
S
Water immersion for boat trailer launch?
Replies
3
Views
185
Skid51
S
N
2016 Yukon XL Needs New Transmission - Not Happy
5 6 7
Replies
61
Views
21K
OR VietVet
OR VietVet
tom3
Battery type and replacement in a 2019
Replies
4
Views
161
THarber
THarber
tom3
Transmission temperature readout, found it
Replies
0
Views
101
tom3
tom3
Chevy*808*
Voltage fluctuate ???
Replies
6
Views
270
Scoots
S
TorqueInd
Hey Folks
2
Replies
13
Views
753
TorqueInd
TorqueInd
dpollak81
No high speed cooling fans?
2
Replies
14
Views
1K
CTUBS8732
CTUBS8732
J
Considering 2015-2018 Denali, best transmission?
Replies
1
Views
144
lbenson
lbenson
T
Highway gas mileage
2
Replies
16
Views
503
greenhornet
greenhornet
S
DIY guide for 2016 Yukon Denali rotors and pads?
Replies
2
Views
136
zbad55
zbad55
K
2015 Yukon xl electrical issue
Replies
4
Views
197
markni12301
markni12301
savagebasher
Wheel shake\vibration issue
Replies
2
Views
162
6Parkers
6
B
Recommended Bi-directional Scanners? Autel?
Replies
0
Views
90
buf0rd_T
B
N
Help with sporadic brake issue.
2
Replies
14
Views
293
OR VietVet
OR VietVet
C
2019 yukon 5.3 collapsed lifer. repair at home
Replies
5
Views
298
gooffeyguy
gooffeyguy
Twood2006
Trans temp??
Replies
8
Views
285
OR VietVet
OR VietVet
T
Open hood battery draw
Replies
3
Views
271
Doubeleive
Doubeleive
5280YUK
Uh oh...towed to the dealership at 29K miles
2 3
Replies
26
Views
2K
5280YUK
5280YUK
N
JLT / OSC catch can question
2
Replies
10
Views
539
Thrust
Thrust
T
Power steering issues - multiple messages seen on display
Replies
3
Views
882
Crod
C
F
G80 replacement
Replies
5
Views
247
OR VietVet
OR VietVet
PappaBear23
85K maintenance
Replies
4
Views
293
Doubeleive
Doubeleive
C
Code po442
2
Replies
14
Views
427
zbad55
zbad55
F
Yukon downshifting and sluggish at 60mph
Replies
4
Views
251
sealandsky
sealandsky
L
2015 yukon denali electrical problems
Replies
0
Views
181
liftedyukon2015
L
cbuckeye20
Manual vs dealership maintenance schedule
2
Replies
14
Views
704
2006Tahoe2WD
2
P
Urgent help with upr catch can install
2 3
Replies
22
Views
972
ptm82379
P
D
HELP! Transmission fluid
2
Replies
17
Views
675
Blackcar
Blackcar
P
2019 5.3 LT rough idle and questions
Replies
4
Views
531
BlackBearPerf
BlackBearPerf
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