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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Chickensandwich
Rough idle on my low mileage 2021 tahoe
Replies
8
Views
146
K5-Z71
K5-Z71
V
Look At What Came Out Of My Catch Can
2 3
Replies
22
Views
2K
alpha_omega
alpha_omega
J
Post Pictures Of Your Oil Filters Opened Up
Replies
3
Views
228
jfoj
J
C
2022 Yukon XL Camper Towing
2
Replies
13
Views
8K
jerry455
J
D
2023 Tahoe Fuel Induction, Injection, Throttle Body and Ethanol Service
Replies
1
Views
152
jfoj
J
C
Oil weight for 5.3? 0-20 no good?
5 6 7
Replies
63
Views
5K
Antonm
Antonm
A
P0174 - 2024 Tahoe 6.2
Replies
1
Views
159
jfoj
J
S
Start/Stop
Replies
8
Views
543
Marky Dissod
M
J
Project Carbon Next Gen 10 Speed Valve Body Kit - Finally Installed!
7 8 9
Replies
80
Views
10K
jfoj
J
0x_2a
2023 L87 New Motor. How does this cylinder sound?
Replies
2
Views
182
jfoj
J
D
BREAKING: GM is officially recalling the L87
178 179 180
Replies
2K
Views
134K
GMCnewbee
GMCnewbee
Chickensandwich
Whooshing sound when engine kicks down idle
Replies
8
Views
318
Chickensandwich
Chickensandwich
N
Getting your oil checked for foreign metals
Replies
3
Views
235
Eighthtry
E
R
  • Locked
Tahoe Recall problem.
Replies
2
Views
412
Fless
Fless
T
2025 Yukon Denali 6.2 Transmission
2
Replies
16
Views
6K
thigaustin
T
J
6.2L - Debris Found in Engine Oil
2
Replies
11
Views
2K
Actifenpleinair
Actifenpleinair
X
2021 6.2 Tahoe eats oil like crazy - is this truck getting lifter issues soon?
2 3
Replies
28
Views
9K
Stbentoak
Stbentoak
P
L87 Recall--Can't get an Oil Change
Replies
1
Views
488
2024 White Tahoe
2
G
2025 yukon AT4 ultimate trans overheating at idle
2
Replies
14
Views
820
jfoj
J
B
2022 Yukon XL randomly braking
Replies
5
Views
235
jfoj
J
L
  • Locked
Recall letter
Replies
1
Views
383
KMeloney
KMeloney
N
  • Locked
6.2 Engine recall SAE 40 OIL
Replies
4
Views
776
Fless
Fless
S
2021 Cadillac Escalade Drivetrain Issue
2 3
Replies
27
Views
3K
Shellbuck1
S
Peabody
  • Locked
'21 No Recall - am I alone?
Replies
6
Views
756
Miami-Dade
Miami-Dade
N
  • Locked
anyone received a letter yet?
Replies
1
Views
433
Fless
Fless
T
2023 Tahoe - 5.3 7900 lbs max Towing
2
Replies
10
Views
785
TahoeNTexas
T
Vladimir2306
Yukon 2022 6.2 engine died at 75,000 miles.
13 14 15
Replies
147
Views
12K
Vladimir2306
Vladimir2306
0x_2a
  • Locked
2023 6.2L L87 Engine Defect Bulletin! Yukon/Tahoe/Escalade/Suburban/Sierra/Silverado
Replies
9
Views
8K
Miami-Dade
Miami-Dade
B
  • Locked
6.2 liter recall completed
Replies
5
Views
1K
Miami-Dade
Miami-Dade
R
2021 Tahoe Won’t Start all warning lights on
2
Replies
12
Views
9K
Fless
Fless
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