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Is full synthetic oil okay in LH6 5.3L AFM engines??
1
82
 by tinmanwpk
03 TB Ext V8 Overheated, Heater stopped working, Steam/leak from connector tee HELP!!!
1
76
 by hhsron
Strange Throttle Issues 2006 Envoy Denali
5
301
 by tomkatohio
Missing something...
0
88
 by 03V8
Failing ignition coils every three months!!! (moved to proper forum)
1
224
 by 03V8
Reduced Engine Power Sensor
2 3 4
74
145K
 by Monkey1976
Engine oil consumption
1
226
 by 06denaliman
07 denali , Which valve cover?
1
182
 by Trixxterr
Serviced my suspension and now more issues have started! HELP!
3
218
 by 2001ZR2
Vapor Cannister Purge Valve on a 5.3l V8
0
182
 by Calvin9-7X
Where does wiring go under the hood for O2 sensor Bank 2 sensor 1?
3
324
 by TinyT
2006 trailblazer 5.3 oil pressure sensor replacement
7
2K
 by trailvoyer
Need an underhood fuse box/block
2
298
 by antraw
Fusebox repairs
1
1K
 by antraw
Aftermarket Alternator for high amps
6
758
 by antraw
Power folding mirror module
1
272
 by antraw
v8 o2 sensor bank 2 sensor 1 impossible to get out?
0
345
 by teambleach84
SOLVED Crank No Start
6
505
 by antraw
Cleaned not-so-dirty throttle body now p0300
3
2K
 by LeechDogg
Transmission Solenoids?
0
202
 by iceflow
Cant get starter out!! HELP
2
24
63K
 by Rondeuce86
URGENT- Engine misfire help needed
5
889
 by Pat80flh
P0521 cured
3
652
 by TB-Al
Big Parasitic Drain
4
572
 by mddombrowski
AFM delete, with cam replacement
2
599
 by Pat80flh
Headlight adjustment/aim screw
0
256
 by evangelionhd
ECM Location
6
2K
 by iceflow
P0521 question
1
270
 by EnvoyBoy2004
Excessive Fan noise
6
931
 by okfoz
AFM/DOD question
7
1K
 by rcott01
2005 Trailblazer EXT 5.3 V8 - Water Pump
1
738
 by EnvoyBoy2004
Headlights don't work 2002 TB
13
1K
 by 1988scotsdale
Improving MPG on 06 Denali
3
742
 by okfoz
Common problem, just throwing it out there to see if common solution
4
979
 by Groucho1
spark plug confusion
5
3K
 by mes882
OEM Issues Original Equipment Repairs and/or Problems
8K posts
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