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Forums
TrailBlazer, Envoy, 9-7x, Ascender, Rainer, & Bravada
Engine & Drivetrain
Vortec 5.3L V8
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FAQ: Vortec 5.3L V8
Mooseman
May 3, 2017
Replies
0
Views
8K
May 3, 2017
Mooseman
Normal threads
0
Yet another no start...
02gtp
Oct 11, 2015
Replies
10
Views
2K
Oct 23, 2015
02gtp
0
Writeup: O2 Sensor GMC '06 Envoy 5.3
CajunWon
May 13, 2018
Replies
12
Views
5K
Jan 30, 2020
Jkb242
J
C
Wiring problem at shift lever
Chetter62
Apr 29, 2012
Replies
3
Views
1K
May 6, 2012
linneje
Which plugs for the 5.3 V8
RedEnvoyDenali
Dec 27, 2012
Replies
2
Views
1K
Dec 27, 2012
RedEnvoyDenali
NEED HELP
Where does this go? Thread
aaserv
Mar 1, 2020
Replies
2
Views
958
Mar 3, 2020
aaserv
when to change factory plugs and wires
ChriSS K
May 6, 2015
Replies
10
Views
1K
May 7, 2015
Robbabob
What's the deal with E-Fans?
l008com
Jan 16, 2022
Replies
3
Views
3K
Jan 16, 2022
azswiss
M
What to do to make it funner
MBS1994
May 22, 2020
Replies
12
Views
2K
May 28, 2020
MBS1994
M
S
What size transmission pan doe’s the 07 Saab 97x 5.3i have
Sprung Monkey
Mar 29, 2018
Replies
7
Views
2K
Mar 31, 2018
djthumper
S
What other vehicles have a compatible 5.3L DOD?
sBoddie
Dec 27, 2012
Replies
7
Views
8K
Jan 14, 2013
ScarabEpic22
What is the correct fuel pressure, 5.3 engine?
AWD V8
Feb 18, 2015
Replies
5
Views
138K
Feb 19, 2015
AWD V8
What do you get from a Resonator Delete?
l008com
Aug 13, 2016
2
Replies
51
Views
28K
Dec 7, 2016
Derrick Rucker
Z
well this sucks!!
Zack2003
May 4, 2015
Replies
23
Views
2K
Jun 17, 2015
Paul Bell
Z
Well got the dreaded P0430 code. What Catalytic converter you guys using?
Zack2003
Oct 18, 2017
Replies
4
Views
1K
Oct 18, 2017
AzTruckGuy
F
weird noise when Accelerating
fredhouse
Nov 18, 2012
Replies
3
Views
3K
Mar 28, 2020
tony17112acst
T
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
Waterpump leak? Video within
NT1078
Apr 11, 2019
Replies
7
Views
2K
Apr 11, 2019
Reprise
T
Water Pump Thermostat Outlet Size?
tony17112acst
Feb 2, 2013
Replies
1
Views
2K
Feb 7, 2013
tony17112acst
T
1
Water Pump on my 06 Denali 5.3
16vcabman
Oct 25, 2018
Replies
2
Views
863
Oct 26, 2018
16vcabman
1
I
Water pump 5.3?
Instrumental
Mar 21, 2015
Replies
3
Views
1K
Mar 23, 2015
C-ya
Wanted tips for replacing the starter on a 5.3 Envoy
AWD V8
May 28, 2015
Replies
3
Views
1K
Aug 2, 2015
warriorpluto
Want to reduce the heat under the hood
aaserv
Jul 6, 2020
Replies
12
Views
2K
Jul 30, 2020
Mektek
M
Very short duration "battery not charging"
Paul Bell
Jul 10, 2017
Replies
13
Views
2K
Aug 13, 2017
Paul Bell
Very Noisy AC Compressor
l008com
Aug 15, 2016
Replies
39
Views
8K
Aug 18, 2019
l008com
Valve-train Noise Questions
l008com
Feb 28, 2017
Replies
34
Views
8K
Oct 15, 2017
Reprise
Valve covers
Frazier
Jul 3, 2016
Replies
10
Views
3K
Jul 30, 2016
Frazier
I
Valve Cover bolt order
Instrumental
Aug 2, 2013
Replies
5
Views
30K
Aug 4, 2013
STLtrailbSS
M
Vaccuum line?
Mjmcfarl3
Aug 10, 2019
Replies
6
Views
1K
Aug 11, 2019
northcreek
M
V8 longtube question
MBS1994
Sep 28, 2020
Replies
1
Views
2K
Sep 29, 2020
MBS1994
M
V-8 Intake Air Temp Sensor
aaserv
May 25, 2020
Replies
5
Views
1K
May 26, 2020
aaserv
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Engine & Drivetrain
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