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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
Rate this Used Airfilter
l008com
Tuesday at 5:52 AM
Replies
4
Views
76
Tuesday at 12:20 PM
christo829
Catalytic converter replacement options EPA vs carb
Gerbil21
Feb 17, 2024
Replies
3
Views
289
Feb 18, 2024
Mike534x
Is my Oil Cap supposed to look like this?
l008com
Dec 15, 2023
Replies
15
Views
810
Dec 16, 2023
Mooseman
F
5.3 head rebuild
Fishnbob
Nov 12, 2023
Replies
12
Views
651
Nov 20, 2023
Fishnbob
F
F
NEED HELP
Bad fuel pump?
Fishnbob
Oct 31, 2023
Replies
18
Views
775
Nov 12, 2023
Mooseman
J
Air Box screws
Jkb242
Sep 6, 2023
Replies
1
Views
374
Sep 6, 2023
Jkb242
J
J
2006 Envoy Denali Water Pump 2 questions
Jkb242
Sep 3, 2023
Replies
8
Views
601
Sep 6, 2023
Jkb242
J
F
NEED HELP
Replaced TPS with no effect
Fishnbob
Aug 16, 2023
Replies
4
Views
486
Aug 16, 2023
Mooseman
S
the 05 Saab 97x 5.3 has a ad244 alternator
Sprung Monkey
Aug 2, 2023
Replies
5
Views
676
Aug 3, 2023
Sprung Monkey
S
K
2005 Envoy XL 5.3l AFM Valley cover gasket replace?
Karl Gant
Jul 29, 2023
Replies
2
Views
636
Jul 29, 2023
Karl Gant
K
Miss-fire on Cylinder 5
l008com
Jul 16, 2023
2
Replies
58
Views
2K
Sep 8, 2023
l008com
Oil Level Headaches
l008com
Apr 21, 2023
Replies
17
Views
1K
Jun 5, 2023
Reprise
J
SOLVED!
Efan Replacement for Stock 2006 Envoy Denali Cooling
Jkb242
Mar 29, 2023
Replies
25
Views
2K
Apr 5, 2023
Jkb242
J
From O2 Sensor Code, Right to a New Code (P1174)
l008com
Feb 25, 2023
Replies
26
Views
2K
Nov 12, 2023
l008com
Still going...
Paul Bell
Feb 12, 2023
Replies
1
Views
987
Feb 12, 2023
Mooseman
Cheap 5.7 stroker recommendations
HondaBoi
Oct 30, 2022
Replies
4
Views
2K
Oct 31, 2022
HondaBoi
front diff seems to be stuck
HondaBoi
Oct 11, 2022
Replies
6
Views
3K
Oct 13, 2022
Reprise
H
O2 sensor issue from wire damage
Hawaiianbasshead
Sep 21, 2022
Replies
11
Views
3K
Oct 6, 2022
Hawaiianbasshead
H
Engine Swap
HondaBoi
Sep 15, 2022
Replies
15
Views
4K
Sep 20, 2022
TollKeeper
J
Shifter Bushing Transmission
Jkb242
May 3, 2022
Replies
5
Views
3K
May 13, 2022
tokanero
T
Any pics of underside of V8 4WD/AWD Envoys/TB/Buick/Isuzu especially trans/Xfer case/exhaust?
matermark
Jan 21, 2022
Replies
7
Views
3K
Jan 22, 2022
coolasice
C
What's the deal with E-Fans?
l008com
Jan 16, 2022
Replies
3
Views
3K
Jan 16, 2022
azswiss
2009 Silverado 5.3l rough idle
Ashtonross
Jan 12, 2022
Replies
11
Views
6K
Jan 13, 2022
Ashtonross
H
Ported throttle body
Hawaiianbasshead
Jan 11, 2022
Replies
3
Views
2K
Jan 11, 2022
Hawaiianbasshead
H
Interesting tear down of a 5.3 from a TB
northcreek
Sep 25, 2021
Replies
20
Views
4K
Oct 7, 2021
TollKeeper
H
Oil pan gasket ac delco actually oem gm?
Hawaiianbasshead
Sep 9, 2021
Replies
4
Views
3K
Sep 9, 2021
Mooseman
J
2008 Envoy Denali issues after DOD delete
John338
Aug 18, 2021
Replies
2
Views
4K
Aug 18, 2021
John338
J
F
NEED HELP
2006 Envoy Denali 5.3 rebuild
Freakzilla660
Aug 8, 2021
Replies
2
Views
3K
Aug 9, 2021
Freakzilla660
F
05 envoy xl 5.3 parts interchange?
redline customs
Jul 31, 2021
Replies
6
Views
3K
Aug 26, 2021
redline customs
Oil Pressure on Torque
linneje
Jun 4, 2021
Replies
8
Views
8K
Jul 5, 2021
linneje
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