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Forums
TrailBlazer, Envoy, 9-7x, Ascender, Rainer, & Bravada
Engine & Drivetrain
Repairs, tuning, modifications, & maintenance.
Vortec 4.2L I-6
New
2.5K
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V
PO442
Yesterday at 10:50 PM
vansmack2
Drivetrain
New
1.1K
13.3K
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1.1K
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13.3K
Crimping new trans cooler lines
Saturday at 6:24 PM
JayArr
Vortec 5.3L V8
New
394
5.2K
Threads
394
Posts
5.2K
0
Runs rough couple miles after starting
May 10, 2024
04envoyxlv8
LS2 6.0L V8
40
839
Threads
40
Posts
839
H
Cylinder 6 Misfire Mystery
Nov 20, 2023
highlander
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N
Rough Idle...
n847
Feb 2, 2013
Replies
9
Views
2K
Feb 23, 2013
johnnytutos
o2 sensor
DarkBlazer02
Jan 30, 2013
Replies
9
Views
2K
Feb 18, 2014
IllogicTC
Problem With Gas Gauge
amweaver47
Jan 30, 2013
Replies
12
Views
1K
Feb 10, 2013
Wex
W
T
Power Steering Fluid Color
TNEnvoyXL
Jan 27, 2013
Replies
7
Views
2K
Jan 30, 2013
TNEnvoyXL
T
K
Changing Air filter
kjkim93
Jan 27, 2013
Replies
6
Views
1K
Jan 28, 2013
kjkim93
K
Steering wheel position sensor
steveo67
Jan 27, 2013
Replies
6
Views
4K
Jan 28, 2013
jason43080
P
02 Trailblazer 4 wheel drive problem
Paul1958
Jan 27, 2013
Replies
13
Views
4K
Feb 6, 2013
Paul1958
P
O
Motor mount vibration and 4WD
Ohiogators
Jan 24, 2013
Replies
7
Views
2K
Sep 26, 2014
BillyBoy
B
AC Condensation Drainage tube
Shana7711
Jan 23, 2013
Replies
4
Views
4K
Jan 23, 2013
Shana7711
Replaced Plugs, check out the oil and odd plug number...
Robbabob
Jan 19, 2013
Replies
16
Views
2K
Jan 29, 2013
mrphoenix80
M
CV Shaft Stuck In Disconnect...
keepontruckin
Jan 18, 2013
Replies
5
Views
1K
Jan 20, 2013
Opeth
A
Engine double shifts sometimes when flooring gas pedal
Ariel Guerra
Jan 17, 2013
Replies
8
Views
1K
Jan 17, 2013
ScarabEpic22
A
Hesitation/stumble at 50 mph fixed by racing engine on highway but new sound
Ariel Guerra
Jan 16, 2013
Replies
14
Views
1K
Jan 28, 2013
BuckeyeEvan
3
removal of front diff
3258
Jan 14, 2013
Replies
15
Views
2K
Feb 7, 2013
The_Roadie
belt tensioner assembly
floridafitz
Jan 12, 2013
Replies
13
Views
2K
Jan 16, 2013
meerschm
A
Time for a new truck - need advise
ahimon
Jan 10, 2013
Replies
27
Views
2K
Feb 27, 2014
dmanns67
Exhaust mod?Maybe glasspack
trailblazin06
Jan 8, 2013
Replies
3
Views
1K
Jan 8, 2013
NewfieEnvoy
H
2006 Trailblazer LT transfer case encoder motor install question
Holmes89d
Jan 7, 2013
Replies
1
Views
1K
Jan 20, 2013
esbob
E
A
Noise when moving (possible wheel bearing)/Traction control and 4x4 light.
acpowell
Jan 7, 2013
Replies
2
Views
942
Jan 7, 2013
acpowell
A
C
2006 poor cold starting in cold weather, p0300 obc runs fine when warm
cbduffeck
Jan 6, 2013
Replies
13
Views
2K
Jan 11, 2013
cbduffeck
C
J
Chirping noise that goes away in 4 wheel drive...
joemcc
Jan 4, 2013
Replies
8
Views
2K
Feb 2, 2013
joemcc
J
Straight 6 vs v8 trailblazer EXT
Ghost
Jan 3, 2013
Replies
14
Views
9K
Oct 24, 2018
limequat
O
Unusual Transmission Problem -Fixed
OldSVTGuy
Jan 1, 2013
Replies
2
Views
1K
Jan 1, 2013
OldSVTGuy
O
K
Switching to 4Hi
kmanz1
Jan 1, 2013
Replies
8
Views
1K
Jan 3, 2013
kmanz1
K
Ls1 engine swap
CDJuda
Dec 31, 2012
Replies
16
Views
3K
Mar 28, 2013
ScarabEpic22
J
Driveline yoke - off 180° cause vibration?
joemcc
Dec 31, 2012
Replies
1
Views
836
Dec 31, 2012
The_Roadie
Thinkin about doing a repair
03luvvoy
Dec 30, 2012
Replies
7
Views
1K
Jan 2, 2013
JCJARHEAD
J
B
Servo Question..
buster04
Dec 29, 2012
Replies
1
Views
882
Dec 30, 2012
Black LT
J
4x4
Jgoodnig
Dec 27, 2012
Replies
3
Views
825
Dec 27, 2012
jrSS
C
Fan clutch and coolant temp sensor
Chasen
Dec 27, 2012
Replies
5
Views
1K
Jul 30, 2013
djthumper
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