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Forums
TrailBlazer, Envoy, 9-7x, Ascender, Rainer, & Bravada
Engine & Drivetrain
Vortec 5.3L V8
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I
Changing AC belt Tensioner
iceflow
Jan 25, 2014
Replies
8
Views
6K
Aug 5, 2014
sarg
W
Knock Sensor Question
webadict
Jul 13, 2014
Replies
10
Views
3K
Aug 1, 2014
The_Roadie
E
Transmission Cooler line failed
EyeAmRed2U
Jun 25, 2014
Replies
9
Views
2K
Jul 20, 2014
sarg
Anybody got pointers on tearing down a 5.3 to fix a stuck lifter?
HizAndHerz
Jun 12, 2014
Replies
20
Views
82K
Jul 10, 2014
HizAndHerz
TB and MAF cleaning
northcreek
Jul 7, 2014
Replies
3
Views
1K
Jul 7, 2014
Wooluf1952
T
Upstream O2 DIY Tutorial?
tripn4days
Jun 5, 2014
Replies
1
Views
1K
Jun 6, 2014
BRomanJr
B
Fan speed sensor problem
Alexo1us
Jun 2, 2014
Replies
10
Views
2K
Jun 4, 2014
Alexo1us
Exhaust / Oxygen Sensor Question
TimRXUV777
May 29, 2014
Replies
22
Views
3K
Jun 2, 2014
Sparky
T
Need knowledgeable O2 Sensor Feedback
tripn4days
May 30, 2014
Replies
4
Views
1K
Jun 1, 2014
Chickenhawk
Alternator Advice for 5.3 V8 Please
linneje
May 27, 2014
Replies
7
Views
1K
May 27, 2014
linneje
regarding the hard-to-get-to Spark plug
BuckeyeEvan
May 13, 2014
Replies
10
Views
3K
May 18, 2014
C-ya
J
school me on oil consumption and afm delete !
j-bone
May 5, 2014
Replies
13
Views
5K
May 8, 2014
j-bone
J
X
DOD Delete Question (oil system)
XxCyberhellxX
Jan 10, 2014
Replies
15
Views
20K
May 7, 2014
The_Roadie
R
2003 trailblazer ext help
rochockey83
Feb 3, 2014
Replies
15
Views
2K
May 7, 2014
TimRXUV777
Engine sounds like plane on take-off
SaabScott
Apr 29, 2014
Replies
16
Views
6K
May 1, 2014
Mooseman
Engine Noise
denaliguy
Apr 22, 2014
Replies
15
Views
2K
Apr 30, 2014
C-ya
B
5.3 engine trouble
bklu300
Apr 28, 2014
Replies
3
Views
1K
Apr 29, 2014
Wooluf1952
2004 TB EXT. Transmission noises when spinning tires only.
Dirt Dobber
Apr 21, 2014
Replies
5
Views
946
Apr 21, 2014
The_Roadie
ok still trying to resolve lean issue
Alexo1us
Mar 13, 2014
Replies
13
Views
2K
Apr 15, 2014
Alexo1us
Problems pulling in to parking spots....
GMDUDE2003
Jun 24, 2013
2
Replies
43
Views
5K
Apr 6, 2014
GMDUDE2003
C
06 Denali exhaust suggestions/questions, will either of these fit??
coops09gxp
Mar 31, 2014
Replies
0
Views
1K
Mar 31, 2014
coops09gxp
C
D
A collection of codes: p0171,po174,po300,po101
doughboytryme
Mar 19, 2014
Replies
9
Views
2K
Mar 20, 2014
Kelly@PCMofNC
D
K&N Air Intake Issue
Droid
Mar 14, 2014
Replies
21
Views
4K
Mar 19, 2014
STLtrailbSS
J
OIL PUMP???
jblancarte
Mar 3, 2014
Replies
10
Views
2K
Mar 12, 2014
oh05ext
O
D
coolant leak drivers side near firewall?
dcbenvoy
Feb 23, 2014
Replies
18
Views
3K
Feb 28, 2014
dcbenvoy
D
J
Need some help. Chirping sound at idle, belt squeal above 1k rpm
JacksonJ
Feb 22, 2014
Replies
15
Views
5K
Feb 23, 2014
JacksonJ
J
Weird issue when i really press on the gas. Anybody else have this?
DDonnie
Feb 13, 2014
Replies
17
Views
2K
Feb 23, 2014
Too Fast
T
P0171-4 oh boy fun starts
Alexo1us
Feb 3, 2014
Replies
1
Views
956
Feb 3, 2014
jimmyjam
Y
Intake Gasket Replacement - What Else At Same Time / Difficulty of Job
yonkerss
Jan 23, 2014
Replies
2
Views
1K
Jan 23, 2014
yonkerss
Y
R
Motor Mounts
RocklinRichard
Jan 17, 2014
Replies
3
Views
2K
Jan 18, 2014
RocklinRichard
R
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Engine & Drivetrain
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