Engine & Drivetrain

Repairs, tuning, modifications, & maintenance.

Vortec 4.2L I-6 New

2.5K
38.9K
Threads
2.5K
Posts
38.9K
S
PO442

Drivetrain New

1.1K
13.3K
Threads
1.1K
Posts
13.3K
JayArr
Re-using Torque converters

Vortec 5.3L V8 New

394
5.2K
Threads
394
Posts
5.2K
Mooseman
Runs rough couple miles after starting

LS2 6.0L V8

40
839
Threads
40
Posts
839
H
Cylinder 6 Misfire Mystery
cyberpunk
please read entire post 4x4 system
Replies
20
Views
2K
cyberpunk
cyberpunk
dla442
Engine surges while in overdrive while doing consistent speed
Replies
20
Views
12K
Hatchet
Hatchet
G
Different Parts - Weird
Replies
20
Views
3K
Mooseman
Mooseman
F
2002 Trailblazer - Random Service 4x4 light
Replies
20
Views
3K
The_Roadie
The_Roadie
C
4x4 problem
Replies
20
Views
2K
chevman
C
X
Weird error codes
Replies
20
Views
2K
xj2202009
X
zaid3ssaf
4.2L Dieseling sound
Replies
20
Views
2K
Mooseman
Mooseman
gmcman
Rough idle when first started
Replies
20
Views
2K
Mooseman
Mooseman
S
Spark plug torque
Replies
20
Views
25K
seanpooh
seanpooh
zaid3ssaf
4L60e.... To flush or not to flush?
Replies
19
Views
8K
zaid3ssaf
zaid3ssaf
paul2005tb
Ouch, both CV boots are busted and spinning grease around the lower and upper control arms.
Replies
19
Views
2K
Mektek
M
zaid3ssaf
SOLVED! Locked out
Replies
19
Views
2K
Tankcruiser
Tankcruiser
C
Transmission issues please help
Replies
19
Views
2K
JayArr
JayArr
T
Brakes Applied Themselves
Replies
19
Views
2K
ahabofthepequod
ahabofthepequod
R
NEED HELP Annoying chirp under hood
Replies
19
Views
3K
richphotos
R
dla442
trans shift 3-4
Replies
19
Views
2K
dla442
dla442
eutechnyx
NEED HELP Ac Compressor clutch not engaging
Replies
19
Views
6K
jsheahawk
jsheahawk
l008com
  • Poll
Light Rattling from the Rear
Replies
19
Views
2K
l008com
l008com
HARDTRAILZ
Dual Batteries UnderHood - I6
Replies
19
Views
2K
blazinlow89
blazinlow89
P
new resonator, new hissing exhaust sound
Replies
19
Views
3K
Showtyme
Showtyme
C
How to test an awd front diff
Replies
19
Views
2K
Camarokidz28
C
Canary2323
Mix dex cool with green antifreeze?
Replies
19
Views
41K
gmcman
gmcman
Yeagamyster04
5.3 swap again.....
Replies
19
Views
2K
Yeagamyster04
Yeagamyster04
bmcutright
Newbie! 2004 TB LS 4x4 I6
Replies
19
Views
1K
kkeo211
K
C
5.3l Denali Purchase
Replies
19
Views
4K
DocBrown
DocBrown
gmcman
NEED HELP Replacing LH bearing in front diff, have questions.
Replies
19
Views
2K
gmcman
gmcman
F
P0016 code
Replies
19
Views
5K
mrrsm
mrrsm
DenaliHD66
Huge increase in MPG??
Replies
19
Views
2K
CaptainXL
C
CDJuda
Engine Braking?
Replies
19
Views
1K
AtlWrk
AtlWrk
J
Replacement Engine Suppliers? 2002 Envoy SLT
Replies
19
Views
3K
TollKeeper
TollKeeper
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