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2002 - 2009 TrailBlazer/Envoy Tech
02-09 Vortec 4.2L I-6 Engine and Drivetrain
4x4 Drivetrain
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Sticky
Having 4WD(4x4) issues? Look inside!
Fishsticks
Dec 11, 2010
2
3
4
77
103K
2 mo ago
by
Salti
R
Oil Leak & frame all wet with Oil
rgoldberg
Nov 20, 2011
11
16K
19 h ago
by
Emmleigh808
T
03 Envoy - crazy disappointed in my skills, 4HI/4Lo/N is not working (4xTCCM, 3xControlModules, 3x4WD Actuators) - PLEASE HELP!
tryingtobebest
1 mo ago
6
188
5 d ago
by
tryingtobebest
I
4x4 binding bad turning sharp left
Iowatrailblazer
17 d ago
4
179
6 d ago
by
Cavicatz24
Which transfer case is used in 04 Envoy XUV, 07 Saab 9-7x?
theoriginalbowtie
12 d ago
4
208
10 d ago
by
theoriginalbowtie
O
Is my transmission done for?
ordep81
Feb 4, 2016
1
702
12 d ago
by
Ravalli Surfer
R
Front Differential Question (is it needed at all in 2HI?)
random_tb2002
Mar 11, 2015
4
2K
19 d ago
by
04TbBABYsCare.
4 wheel drive issues
Jjc8857
30 d ago
12
417
21 d ago
by
TravisG
Panne mode 4x4
Sam45
22 d ago
1
97
22 d ago
by
pdcomm
T
226GM vs GM226HD Compatibility
tryingtobebest
1 mo ago
0
115
1 mo ago
by
tryingtobebest
T
HELP! 4wd to 2wd temporary "fix"
Turbodreams
1 mo ago
5
333
1 mo ago
by
EnvoyBoy2004
J
4x4 stays locked in A4WD
jjarmitage
2 mo ago
0
124
2 mo ago
by
jjarmitage
0
Service 4WD light, Leaking CV Boot
04DBlaze
2 mo ago
7
465
2 mo ago
by
RChappo
M
encoder motor alignment
morbugs
2 mo ago
9
343
2 mo ago
by
TJBaker
T
In 4WD High or Low Turning Radius is only about 15 degrees
taz85268
Mar 27, 2018
2
699
2 mo ago
by
MD TBlazer
4WD nightmare
Kyletarantini
3 mo ago
0
201
3 mo ago
by
Kyletarantini
B
Transmission fluid change options?
basherbob
3 mo ago
1
186
3 mo ago
by
Ravalli Surfer
Drivetrain fully locked up
Shadetree74
4 mo ago
11
396
3 mo ago
by
Shadetree74
G
front diff gear ratio?
Grizzledbiker
Dec 20, 2009
11
20K
3 mo ago
by
Marion Geary
M
Odd problem - vibrations at idle in 4wd.
Maverickxeo
3 mo ago
0
118
3 mo ago
by
Maverickxeo
Specifics 4x4 issues
Macme7507
3 mo ago
4
290
3 mo ago
by
TJBaker
D
05 trailblazer front axle disconnect possible problem help!
Dutch94
Dec 17, 2017
6
9K
3 mo ago
by
Yukonshaun
M
Safe/O.K. ?
Mrice1
4 mo ago
7
521
4 mo ago
by
beaticep
P
Bearing that shouldn't have gone bad....DID!
PA_Pyroholic
Jun 3, 2017
2
649
4 mo ago
by
x1Gambler1x
A4WD concerns
WhiteTrailVoy
7 mo ago
2
25
1K
4 mo ago
by
Thomas wind
Starts, studders and dies
Voy07
4 mo ago
12
254
4 mo ago
by
Voy07
Hear Clicking sound in 4 Wheel Drive and 4wd not working
trailguy99
5 mo ago
6
447
5 mo ago
by
trailguy99
R
05 Trailblazer Front Diff Removal. HELP!!!!
RustyTrombone24
5 mo ago
11
512
5 mo ago
by
DDS-029
D
Awd works but not 4x4???????
dipstick23
Dec 13, 2010
2
37
14K
5 mo ago
by
84chevycheyenne
Q
2004 4WD not working
q65js
Dec 9, 2007
2
21
36K
5 mo ago
by
Josh16181508
4x4 switch will blink but not engage.
Paigebou
5 mo ago
13
735
5 mo ago
by
Shootah7
M
2003 ENVOY - REAR DIFFERENTIAL FAILURE??
MDCENVOY
7 mo ago
3
243
5 mo ago
by
Schurkey
please help
justinj
5 mo ago
1
198
5 mo ago
by
TJBaker
S
Binding and cutting out in AWD.....and other issues
sandhazrd
Nov 18, 2018
4
1K
5 mo ago
by
TJBaker
4x4 kicks in and out when it wants to
JohnstownJustin
Jun 30, 2009
5
2K
5 mo ago
by
justinj
R
05 Trailblazer front differential
RustyTrombone24
5 mo ago
1
352
5 mo ago
by
Ravalli Surfer
1
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4x4 Drivetrain
4x4 Repairs & Problems
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2002 - 2009 TrailBlazer/Envoy Tech
02-09 Vortec 4.2L I-6 Engine and Drivetrain
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