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2002 - 2009 TrailBlazer/Envoy Tech
02-09 Vortec 5.3L V8 Engine and Drivetrain
OEM Issues
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B
ignition switch will not release key
blazertech
Feb 17, 2010
7
9K
25 d ago
by
Ravalli Surfer
TPS codes, replaced everything, still going into limp mode
Tennesseefive
2 mo ago
19
897
2 mo ago
by
Ravalli Surfer
L
Wont start, No cranking, full battery HELP
longjon
Feb 19, 2010
2
25
28K
3 mo ago
by
Ravalli Surfer
J
oil pan gasket replacement 5.3
jayvet16
Mar 22, 2018
3
2K
3 mo ago
by
Supercharged111
C
Pcv hose connector
Carguy1985
4 mo ago
7
475
4 mo ago
by
DDS-029
Issue with dashboard lights
Lsswap22
4 mo ago
1
323
4 mo ago
by
Robin Haire
T
O2 sensor question (poor fuel economy)
TheYoungMan
5 mo ago
6
464
5 mo ago
by
Ravalli Surfer
S
5.3 V8 connecting rod bolt re-use question
scottbt
5 mo ago
18
1K
5 mo ago
by
DDS-029
G
Enginer Whistling Noise
glubash
Apr 8, 2008
12
11K
5 mo ago
by
valeriemccoy89
2003 Trailblazer LT HVAC Issue - Driver side cold pax side cold, also vents not changing directions!
LadybirdAZ
6 mo ago
3
332
6 mo ago
by
Ravalli Surfer
Can anyone help me out with repinning issue
coltons.daddy.11.2.1
6 mo ago
0
185
6 mo ago
by
coltons.daddy.11.2.1
P
07 Envoy Denali throwing P1682, P0689 need help reading freeze frame
phylliebean
May 26, 2017
5
5K
7 mo ago
by
Joe_67
B
Cylinder 4 misfire 2005 Envoy Denali 5.3
bearsfan
9 mo ago
2
428
7 mo ago
by
Krystin
06 Envoy Denali - Engine stall
KoliK0584
7 mo ago
0
223
7 mo ago
by
KoliK0584
J
No oil pressure on dash?
Jay.bro
8 mo ago
2
24
1K
8 mo ago
by
chem_man
N
Headlights
Netti
8 mo ago
4
370
8 mo ago
by
Schurkey
2008 Trailblazer 5.3l having transmission issues please help!
Crimsonknuckles
9 mo ago
1
358
9 mo ago
by
Ravalli Surfer
D
Acceleration
Diasha00
9 mo ago
7
524
9 mo ago
by
Petrakas
D
Something is running under my truck even with key out of ignition
Daren4785
10 mo ago
8
836
9 mo ago
by
tspakowski
E
At a loss with oil pressure
eskylar59
Jul 7, 2020
5
1K
10 mo ago
by
Ravalli Surfer
S
Random puffs of blue smoke on the highway
Saaburrito
10 mo ago
0
366
10 mo ago
by
Saaburrito
E
Temperature gauge drops to full cold, check gauges light comes on??
Eman85
11 mo ago
2
20
2K
11 mo ago
by
Chewy19
PCV
dporter
12 mo ago
2
647
12 mo ago
by
flyboy2610
engine oil cooler adapter
dporter
Mar 22, 2022
2
429
Mar 22, 2022
by
Ravalli Surfer
E
Is there a clamp missing on my air intake??
Eman85
Jan 18, 2015
4
1K
Feb 18, 2022
by
apersonnameddan
Low oil pressure and stop engine warning
dporter
Feb 18, 2022
0
411
Feb 18, 2022
by
dporter
B
4WD refuses to work
btempyy
Jan 5, 2022
0
258
Jan 5, 2022
by
btempyy
C
Removed Battery Cable Now No Start & Run
clebern
Feb 7, 2010
2
37
13K
Dec 30, 2021
by
mattb
HELP! Lost all electrical power!!
agates1272
Mar 19, 2011
5
10K
Nov 27, 2021
by
TJBaker
F
5.3 Engine Versions for 2006 GMC Envoy Denali XL
FLBlazer2004
Jun 24, 2015
2
4K
Nov 18, 2021
by
Dovah
R
rear washer not working
rlucas9
Aug 15, 2011
12
22K
Nov 12, 2021
by
jbwi112
Oxygen Sensors
BenG12
Sep 15, 2021
1
499
Oct 16, 2021
by
Abdalaziz24
intermittent cranks but wont start
aaron872
Oct 12, 2021
0
786
Oct 12, 2021
by
aaron872
Ignition switch or Starter?
Griff1
Jun 18, 2008
12
29K
Aug 19, 2021
by
Terry40
S
Loud engine clicking noise at >= 55 mph
scottbt
Aug 8, 2021
7
941
Aug 12, 2021
by
gmtofd
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2002 - 2009 TrailBlazer/Envoy Tech
02-09 Vortec 5.3L V8 Engine and Drivetrain
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