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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
Threads
2.5K
Posts
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
Prefix:
SOLVED!
Filters
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SOLVED!
Loose, Rattle-y Heat Sheilds
l008com
Jul 15, 2023
Replies
24
Views
1K
Sep 11, 2023
JayArr
C
SOLVED!
Clunking from rear end
Cdrum
Jul 11, 2023
Replies
14
Views
3K
Jul 22, 2023
pell
P
SOLVED!
Intermittent stops cranking during start attempt
movietvet
Mar 19, 2023
2
Replies
76
Views
3K
May 23, 2023
movietvet
SOLVED!
4.2 cam phaser 03 Tb Ext LT
mattpaul89
Jan 13, 2023
Replies
12
Views
1K
Feb 7, 2023
mrrsm
SOLVED!
Ringing whistle? HVAC disruption during servicing? Or?
Elizabetty
Dec 6, 2022
Replies
36
Views
2K
Jan 10, 2023
Mooseman
SOLVED!
Bad Wheel Bearings
l008com
Dec 20, 2021
2
Replies
59
Views
5K
Apr 24, 2022
TollKeeper
T
Locked
SOLVED!
Cylinder Head and timing chain headaches.
tucker12
May 20, 2020
2
3
Replies
96
Views
13K
Aug 13, 2021
Mooseman
SOLVED!
Locked out
zaid3ssaf
Apr 11, 2021
Replies
19
Views
2K
May 8, 2021
Tankcruiser
B
SOLVED!
Randomly stalled and wont restart. P1515 p1516 codes.
BonezCustoms
Jan 19, 2020
Replies
10
Views
11K
Mar 12, 2021
JEREMY HALLETT
SOLVED!
CV axle will not budge
6716
Oct 3, 2020
Replies
21
Views
3K
Mar 9, 2021
Mektek
M
S
SOLVED!
Trans oil cooler line connector issue
S13Hitman
Mar 22, 2020
Replies
16
Views
5K
Mar 6, 2021
matermark
SOLVED!
starting issue- replaced neutral safety switch
bobo52
Jan 13, 2021
Replies
13
Views
4K
Jan 20, 2021
bobo52
M
SOLVED!
Electrical Gremlins
mateo
Aug 21, 2020
Replies
11
Views
3K
Oct 19, 2020
mateo
M
SOLVED!
Intermittent metallic noise consistent with wheel speed
6716
Nov 30, 2019
Replies
8
Views
7K
Oct 2, 2020
6716
SOLVED!
Transmission fails to shift
CajunWon
Mar 6, 2020
Replies
5
Views
2K
Mar 6, 2020
CajunWon
SOLVED!
Grinding in the front right.
coolride
Dec 10, 2019
2
3
4
Replies
125
Views
20K
Feb 24, 2020
coolride
SOLVED!
Problem Saab 9-7x Crank no start SOLVED
Pygot
Feb 1, 2020
Replies
3
Views
3K
Feb 15, 2020
Pygot
K
SOLVED!
Loud roar , speed related.
kenzoil
Dec 7, 2019
Replies
10
Views
2K
Dec 10, 2019
kenzoil
K
S
SOLVED!
No start
Shedpiney
Nov 2, 2019
Replies
7
Views
2K
Nov 16, 2019
Shedpiney
S
G
SOLVED!
Cranks but won't start after driving.
GBOfan
Apr 30, 2019
2
Replies
64
Views
21K
Nov 1, 2019
GBOfan
G
2
SOLVED!
Higher LTFT at idle and higher at rpms
2001ZR2
Aug 7, 2019
2
Replies
76
Views
34K
Aug 20, 2019
mrrsm
N
SOLVED!
Envoy gear shift
nozzleman
Jul 12, 2019
Replies
9
Views
2K
Jul 16, 2019
mrrsm
J
SOLVED!
I6 severe miss
Jkesselr
Jul 11, 2019
Replies
15
Views
1K
Jul 14, 2019
Jkesselr
J
D
SOLVED!
Sparkplugs issue no code
Dreccomel
Apr 6, 2019
Replies
8
Views
1K
Apr 27, 2019
Mooseman
G
SOLVED!
04 Trailblazer battery light issue
gica
Sep 10, 2018
Replies
5
Views
4K
Apr 9, 2019
Hlewz3
H
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