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Forums
TrailBlazer, Envoy, 9-7x, Ascender, Rainer, & Bravada
Engine & Drivetrain
Repairs, tuning, modifications, & maintenance.
Vortec 4.2L I-6
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38.9K
R
Only 3000 miles on oil, but One year old. Change filter too?
Tuesday at 4:41 PM
Redbeard
Drivetrain
New
1.1K
13.3K
Threads
1.1K
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13.3K
NEED HELP
Tranny slipping and surging. 4WD switch flashing
Apr 4, 2024
filthyfingers
Vortec 5.3L V8
New
393
5.2K
Threads
393
Posts
5.2K
Rate this Used Airfilter
Tuesday at 12:20 PM
christo829
LS2 6.0L V8
40
839
Threads
40
Posts
839
H
Cylinder 6 Misfire Mystery
Nov 20, 2023
highlander
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4x4. Different tire sizes
trailblazin06
Nov 25, 2013
Replies
15
Views
2K
Dec 9, 2013
Numbnutz
N
J
Wierd vibration at 60-70 mph
jme2712
Sep 4, 2013
Replies
5
Views
1K
Dec 7, 2013
jigubhai2001
J
F
2002 Trailblazer - Random Service 4x4 light
fixnux
Dec 2, 2013
Replies
20
Views
3K
Dec 6, 2013
The_Roadie
J
Fuel Filter?
jfkmk
Dec 2, 2013
Replies
4
Views
1K
Dec 4, 2013
Wooluf1952
F
code P0220
fredhouse
Dec 1, 2013
Replies
6
Views
1K
Dec 2, 2013
fredhouse
F
J
Help with airflow mode actuator
jfkmk
Nov 22, 2013
Replies
3
Views
923
Nov 22, 2013
jfkmk
J
E
Locked
The Terrible Horrible No-Good Misbehaving Envoy Idle
Envoyable
Nov 2, 2013
Replies
8
Views
2K
Nov 21, 2013
Envoyable
E
C
Bad/Shorted Coil Pack was blowing fuse #28. It's officially solved.
c good
Nov 17, 2013
Replies
1
Views
920
Nov 17, 2013
CaptainXL
C
M
Something bad happened - Sunshell?
MichEnvoyGuy
Oct 6, 2013
Replies
33
Views
13K
Nov 5, 2013
triz
Built 4l60e Replacement?
DenaliHD66
Sep 10, 2012
Replies
37
Views
6K
Nov 4, 2013
Sparky
B
2004 Trailblazer - Whine when coming to a stop in A4WD and 4HI
Bison9
Oct 30, 2013
Replies
4
Views
1K
Nov 1, 2013
RayVoy
C
Please help! Misfire at idle?
CHUCK
Oct 30, 2013
Replies
4
Views
1K
Oct 30, 2013
hdodd1
H
Part # for AC Delco MAP sensor 2002 TB LT?
MileHigh18
Oct 19, 2013
Replies
4
Views
1K
Oct 24, 2013
christo829
Question regarding cleaning my throttle body
MileHigh18
Oct 14, 2013
Replies
5
Views
1K
Oct 20, 2013
stormsurge
D
Heavy Vibration in Gear
dmunchak
Oct 18, 2013
Replies
6
Views
1K
Oct 19, 2013
dmunchak
D
M
help me identify this piece!!!
mrjean
Sep 24, 2013
Replies
15
Views
1K
Oct 17, 2013
bruhaba
B
A
02 envoy shutting off help!!
Abkc
Oct 14, 2013
Replies
9
Views
1K
Oct 15, 2013
Abkc
A
F
2002 Olds Bravada - Thinking of buying have a few questions
fixnux
Oct 11, 2013
Replies
6
Views
1K
Oct 13, 2013
fixnux
F
H
Front Driveshaft Removal to bypass A4wd
hullman8
Oct 10, 2013
Replies
14
Views
10K
Oct 11, 2013
hullman8
H
M
How hot is too hot?
MichEnvoyGuy
Sep 30, 2013
Replies
8
Views
958
Oct 8, 2013
MichEnvoyGuy
M
J
2002 TB running problems
jhubbhard
Sep 29, 2013
Replies
8
Views
954
Sep 30, 2013
gmcman
Can't figure out these noises?
Jtyler77
Aug 25, 2013
Replies
6
Views
1K
Sep 28, 2013
Jtyler77
H
high pitched noise in low gear on 03 envoy
hommer
Sep 21, 2013
Replies
2
Views
959
Sep 21, 2013
hommer
H
Won't start again after being run
DenaliHD66
Sep 21, 2013
Replies
5
Views
855
Sep 21, 2013
gmcman
B
Sudden Overheating with New Water Pump
Buck36952
Sep 3, 2013
2
Replies
73
Views
5K
Sep 20, 2013
kkoether
Vette servo installed
gmcman
Sep 18, 2012
Replies
7
Views
2K
Sep 13, 2013
gmcman
J
Battery light on
JimCshoe
Sep 2, 2013
Replies
9
Views
1K
Sep 11, 2013
MAY03LT
Engine Dress up!
CDJuda
Jun 8, 2013
Replies
13
Views
1K
Sep 9, 2013
Blckshdw
E
2004 trailblazer problems.
evant999
Sep 7, 2013
Replies
3
Views
1K
Sep 7, 2013
tblazerdude
P
new resonator, new hissing exhaust sound
pgibbzz
Aug 28, 2013
Replies
19
Views
3K
Sep 7, 2013
Showtyme
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