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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
38.9K
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2.5K
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38.9K
R
Only 3000 miles on oil, but One year old. Change filter too?
Yesterday at 4:41 PM
Redbeard
Drivetrain
New
1.1K
13.3K
Threads
1.1K
Posts
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
Yesterday 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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02 I6 no start help
danger
Apr 6, 2014
2
Replies
76
Views
4K
Apr 27, 2014
IllogicTC
A
2 new codes not known
aboturky839
Apr 14, 2014
Replies
7
Views
3K
Apr 26, 2014
aboturky839
A
Vibration/shudder type feeling
yar02169
Apr 16, 2014
Replies
6
Views
2K
Apr 24, 2014
hayes
H
G
when and how to shift into first when towing up a mountain
greggraves
Apr 16, 2014
Replies
11
Views
1K
Apr 17, 2014
IllogicTC
K
wheel bearing noise
kenzoil
Mar 21, 2014
Replies
33
Views
3K
Apr 16, 2014
kickass audio
K
After TB clean...won't start
Yomamma0103
Apr 12, 2014
Replies
7
Views
1K
Apr 13, 2014
IllogicTC
Oil pressure sender replacement
floridafitz
Apr 10, 2014
Replies
5
Views
874
Apr 12, 2014
Texan
Resetting the PCM
Jake Blazer
Apr 11, 2014
Replies
5
Views
1K
Apr 11, 2014
PProph
G
removing lower steering wheel shroud to get at ignition switch
greggraves
Apr 9, 2014
Replies
9
Views
1K
Apr 9, 2014
jsheahawk
S
misfire question and torque app driving me crazy
Stayathomedad
Feb 25, 2014
Replies
22
Views
7K
Apr 9, 2014
joeredspecial
J
N
Front differential fun inside
nwautosol
Apr 6, 2014
Replies
8
Views
1K
Apr 9, 2014
nwautosol
N
V
Multiple codes and misfre after replacing battery, is it a bad PCM
valeman40
Apr 9, 2014
Replies
1
Views
939
Apr 9, 2014
The_Roadie
So my Exhaust fell off today... (pics)
DenaliHD66
Sep 12, 2012
Replies
21
Views
3K
Apr 5, 2014
DDonnie
Throttle body and high idle that takes time to get normal
dla442
Apr 4, 2014
Replies
4
Views
814
Apr 5, 2014
dla442
S
Front Differential Inner Seal
SAABv8tor
Mar 31, 2014
Replies
3
Views
1K
Apr 4, 2014
SAABv8tor
S
02 TB SES Light on with 10 Codes
gruvedaddy
Mar 29, 2014
Replies
10
Views
2K
Apr 1, 2014
gruvedaddy
No G80
trailboycer72
Mar 27, 2014
2
Replies
41
Views
3K
Apr 1, 2014
HARDTRAILZ
M
Alternator Removal
Machoman
Mar 30, 2014
Replies
8
Views
935
Mar 30, 2014
meerschm
2005 trailblazer ticking sound
Malo
Mar 1, 2014
Replies
10
Views
4K
Mar 30, 2014
The_Roadie
N
Seeking help with 4wd Issue
NebraskaHockey
Feb 28, 2014
Replies
13
Views
1K
Mar 29, 2014
C-ya
J
4.2 Head Gasket?
Justin_kyllo
Feb 19, 2014
Replies
33
Views
7K
Mar 28, 2014
0u812
0
C
2002 trailblazer wont start once warmed up
chet
Feb 24, 2014
Replies
18
Views
10K
Mar 23, 2014
KNBlazer
B
GMB faulty water pumps?
bspurloc
Mar 17, 2014
Replies
13
Views
3K
Mar 20, 2014
bspurloc
B
M
missing something on air hose?
mrjean
Mar 17, 2014
Replies
18
Views
2K
Mar 20, 2014
dla442
B
bought the 3rd one today...
Bbrooks4165
Mar 15, 2014
Replies
5
Views
984
Mar 18, 2014
jimmyjam
F
03 Envoy cranks but will not start
fastlane1801
Mar 15, 2014
Replies
11
Views
10K
Mar 16, 2014
IllogicTC
S
Very lean code idling at 900RPM no other drivability issues
Sagarin12
Mar 12, 2014
Replies
16
Views
5K
Mar 15, 2014
BRomanJr
B
G
Replaced TCCM - 2003 T/B
Gypsy
Mar 13, 2014
Replies
4
Views
851
Mar 14, 2014
dla442
R
4.2 to 5.3 swap in 2WD 2004 TB
Raydar
Mar 11, 2014
Replies
2
Views
2K
Mar 12, 2014
Raydar
R
J
Transmission Cooler Leak
jafo2424
Mar 11, 2014
Replies
8
Views
1K
Mar 12, 2014
meerschm
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