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TrailBlazer, Envoy, 9-7x, Ascender, Rainer, & Bravada
Engine & Drivetrain
Repairs, tuning, modifications, & maintenance.
Vortec 4.2L I-6
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PO442
27 minutes ago
Stuntmanmike1977
Drivetrain
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Re-using Torque converters
Tuesday at 10:44 AM
JayArr
Vortec 5.3L V8
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Runs rough couple miles after starting
Today at 10:43 AM
MD_Envoy_Driver
LS2 6.0L V8
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H
Cylinder 6 Misfire Mystery
Nov 20, 2023
highlander
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Ac Compressor clutch not engaging
eutechnyx
Aug 15, 2017
Replies
19
Views
6K
Aug 22, 2017
jsheahawk
NEED HELP
TB EXT dropping out of gear, overheating
Charles Austin Miller
Jul 17, 2017
2
Replies
40
Views
3K
Jul 26, 2017
jsheahawk
NEED HELP
Flex plate cracked: do I need to pull transmission?
HizAndHerz
Apr 14, 2017
2
Replies
51
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15K
Jun 24, 2017
HizAndHerz
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NEED HELP
2005 Isuzu Ascender 5.3 fuel filter location
Ntrain2k
May 4, 2017
Replies
2
Views
1K
May 4, 2017
Ntrain2k
N
J
NEED HELP
Transmission will not shift into any gear
James Benge
Feb 28, 2017
Replies
3
Views
982
Mar 3, 2017
Hatchet
NEED HELP
ERROR P0300 Help!?!
Ghost
Feb 11, 2017
Replies
6
Views
2K
Feb 13, 2017
Ghost
NEED HELP
Transmission jerks at 50-60 mph
rene_320
Jan 24, 2017
Replies
10
Views
2K
Feb 1, 2017
gmcman
NEED HELP
Trailblazer cranking but won't start
keile
Jan 19, 2017
Replies
9
Views
1K
Jan 23, 2017
keile
H
NEED HELP
Trailblazer Overheating / Coolant
Hoop1101
Nov 21, 2016
Replies
19
Views
18K
Dec 12, 2016
mrrsm
O
NEED HELP
need transmission manual
omer_ahmed
Nov 5, 2016
Replies
2
Views
868
Nov 10, 2016
omer_ahmed
O
C
NEED HELP
Engine/transmissions dowels
crazyelvis3577
Sep 20, 2016
Replies
7
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1K
Sep 21, 2016
AWD V8
NEED HELP
03 sounds like its "dieseling"
redline customs
Aug 30, 2016
Replies
22
Views
5K
Sep 2, 2016
mrrsm
NEED HELP
Transfer Case Module disconnected !
yazan
Aug 25, 2016
Replies
2
Views
970
Aug 25, 2016
yazan
S
NEED HELP
2002 Trailblazer Motor Mount Replacement (Passenger Side)
Scott400
Jun 29, 2016
Replies
11
Views
3K
Aug 21, 2016
Jon Blaze
J
S
NEED HELP
2004 Envoy won't start
S Tucker
Jul 14, 2016
Replies
4
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1K
Jul 25, 2016
Chickenhawk
C
NEED HELP
Intake manifold broken bolt
crazyelvis3577
Jun 28, 2016
Replies
9
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5K
Jul 4, 2016
coolasice
C
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DEXRON VI Mixed with Nasty Old DEXRON III?
SLiNv_Vic
Apr 10, 2016
Replies
15
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17K
Jun 21, 2016
mrrsm
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NEED HELP
2002 Envoy will not move till 1500rpm...and other stuff.
gmanfive0
May 8, 2016
Replies
13
Views
2K
May 18, 2016
shovenose
B
NEED HELP
P0976
Backwoods16
Mar 14, 2016
Replies
4
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1K
Mar 15, 2016
Backwoods16
B
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NEED HELP
Help with fuel tank replacement
nvoy04MJIN
Mar 10, 2016
Replies
7
Views
1K
Mar 12, 2016
mrrsm
NEED HELP
Temperature hoses???
JK171
Feb 23, 2016
Replies
9
Views
1K
Feb 24, 2016
Mooseman
R
NEED HELP
Crushed Heater Hose
Reed
Feb 7, 2016
Replies
3
Views
894
Feb 7, 2016
Reed
R
NEED HELP
Reverse Coolant Flush?
RyanEAS
Jan 17, 2016
Replies
5
Views
1K
Jan 18, 2016
linneje
R
NEED HELP
Separating Transmission From Engine 2003 TB EXT 4.2L I6 4x4
Reed
Dec 7, 2015
Replies
3
Views
1K
Dec 13, 2015
mrrsm
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