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
B
Normal Transmission Temperature?

Vortec 5.3L V8 New

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

LS2 6.0L V8

40
839
Threads
40
Posts
839
H
Cylinder 6 Misfire Mystery
E
How to replace the ignition switch?
Replies
7
Views
4K
djthumper
djthumper
R
Lost AWD on Saab 9-7x
Replies
10
Views
4K
Rouxzy
R
W
Cooling - Towing and AC On - 2004 Trailblazer LT 4x4 I6
Replies
25
Views
4K
ar7
A
Shaw520
Coil Packs
Replies
28
Views
4K
Shaw520
Shaw520
DJones
Collapsed Radiator Hoses
Replies
14
Views
4K
DJones
DJones
jimbrown87
Intermittent p0014 after engine swap in 02 trailblazer?
Replies
22
Views
4K
Mooseman
Mooseman
bmartinezx3
Fuel gauge problems. Cluster or sending unit ???
Replies
27
Views
4K
BlazingTrails
BlazingTrails
J
3.73 to 3.42
Replies
17
Views
4K
Shdwdrgn
Shdwdrgn
M
PCMforless Easter Sale!!!!
Replies
50
Views
4K
DMD_TB
DMD_TB
U
P00017 P00014
Replies
42
Views
4K
Uncleenvoy
U
S
Code P0455 and strong smell after fill up
Replies
5
Views
4K
meerschm
meerschm
M
Bravada AWD
Replies
9
Views
4K
Darkrider_LS
Darkrider_LS
S
Replaced Envoy Denali 5.3L V8 Starter in an Hour
Replies
0
Views
4K
STSCowboy
S
Shana7711
AC Condensation Drainage tube
Replies
4
Views
4K
Shana7711
Shana7711
J
What is your oil pressure??
Replies
14
Views
4K
davenay67
davenay67
A
Time for performance
Replies
45
Views
4K
sevendj
S
T
Remove/disable TCCM without Service 4WD/AWD light
Replies
7
Views
4K
timg
T
MedicatedMike
4 Wheel Drive with mind of its own!?
Replies
16
Views
4K
Up And Down
U
coolride
VVT Solenoid. How does it work?
Replies
2
Views
4K
Mooseman
Mooseman
psa55
P0300 - where to start
Replies
17
Views
4K
Tdub
T
C
4L60E transmission without Tow/Haul vs. 4L60E with Tow/Haul?
Replies
5
Views
4K
c good
C
L
03 Envoy rattling in 2HI over 40mph
Replies
29
Views
4K
lschafroth
L
N
Is this a transmission issue
Replies
43
Views
4K
IllogicTC
IllogicTC
Blackstar
P0302: Cylinder 2 misfire deteced.
Replies
21
Views
3K
Mooseman
Mooseman
Aukland
GM Agrees to Pay for Faulty Gas Gauges Trailblazer/SS, Envoy and Renier
Replies
5
Views
3K
SBUBandit
SBUBandit
C-ya
How to remove the rear gas tank strap
Replies
8
Views
3K
C-ya
C-ya
DJones
Steering wheel doesn't steer
Replies
25
Views
3K
DJones
DJones
2
Error code B0035?
Replies
9
Views
3K
2001FZ1
2
D
Head gasket replacement? Oil in coolant...
Replies
30
Views
3K
JayArr
JayArr
Malo
Would I feel any difference with a K & N air filter !!!!!!
Replies
43
Views
3K
blazinlow89
blazinlow89
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