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2005 TB EXT 5.3 wont start, no click, ignition switch good battery good
0
20
 by Captain ThirdGen
Is full synthetic oil okay in LH6 5.3L AFM engines??
1
244
 by tinmanwpk
03 TB Ext V8 Overheated, Heater stopped working, Steam/leak from connector tee HELP!!!
1
131
 by hhsron
Strange Throttle Issues 2006 Envoy Denali
5
457
 by tomkatohio
Missing something...
0
144
 by 03V8
Failing ignition coils every three months!!! (moved to proper forum)
1
347
 by 03V8
Reduced Engine Power Sensor
2 3 4
74
146K
 by Monkey1976
Engine oil consumption
1
244
 by 06denaliman
07 denali , Which valve cover?
1
237
 by Trixxterr
Serviced my suspension and now more issues have started! HELP!
3
251
 by 2001ZR2
Vapor Cannister Purge Valve on a 5.3l V8
0
231
 by Calvin9-7X
Where does wiring go under the hood for O2 sensor Bank 2 sensor 1?
3
351
 by TinyT
2006 trailblazer 5.3 oil pressure sensor replacement
7
2K
 by trailvoyer
Need an underhood fuse box/block
2
335
 by antraw
Fusebox repairs
1
1K
 by antraw
Aftermarket Alternator for high amps
6
804
 by antraw
Power folding mirror module
1
293
 by antraw
v8 o2 sensor bank 2 sensor 1 impossible to get out?
0
366
 by teambleach84
SOLVED Crank No Start
6
560
 by antraw
Cleaned not-so-dirty throttle body now p0300
3
2K
 by LeechDogg
Transmission Solenoids?
0
235
 by iceflow
Cant get starter out!! HELP
2
24
63K
 by Rondeuce86
URGENT- Engine misfire help needed
5
966
 by Pat80flh
P0521 cured
3
683
 by TB-Al
Big Parasitic Drain
4
606
 by mddombrowski
AFM delete, with cam replacement
2
654
 by Pat80flh
Headlight adjustment/aim screw
0
285
 by evangelionhd
ECM Location
6
2K
 by iceflow
P0521 question
1
283
 by EnvoyBoy2004
Excessive Fan noise
6
951
 by okfoz
AFM/DOD question
7
1K
 by rcott01
2005 Trailblazer EXT 5.3 V8 - Water Pump
1
764
 by EnvoyBoy2004
Headlights don't work 2002 TB
13
1K
 by 1988scotsdale
Improving MPG on 06 Denali
3
788
 by okfoz
Common problem, just throwing it out there to see if common solution
4
1K
 by Groucho1
OEM Issues Original Equipment Repairs and/or Problems
8K posts
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