Chevy TrailBlazer, TrailBlazer SS and GMC Envoy Forum banner

02-09 Vortec 5.3L V8 Engine and Drivetrain

Start Discussion

OEM Issues

Original Equipment Repairs and/or Problems
8.1K 5.1M
  • 8.1K
  • 5.1M

Air Induction

Performance Air Intake/Air Induction Modifications
826 582K
  • 826
  • 582K

Exhaust Mods

Performance Exhaust Modifications
1.2K 2.2M
  • 1.2K
  • 2.2M

Engine Tunes/Mods

Performance Engine Tuning/Engine Modifications
3.1K 2M
  • 3.1K
  • 2M

Transmission Mods

Performance Transmission Modifications
697 602K
  • 697
  • 602K

4x4 Drivetrain

4x4 Repairs & Problems
2.6K 1.7M
  • 2.6K
  • 1.7M
Sticky = = = New threads may not be posted in this catagory, please select a sub-forum = = =
0
8K
 by Jman423
Ecu/Tcu upgrade tune with dual spal fans
0
90
 by Aaron3Jefferson
Why does my 06 ls trailblazer 5.3 keep throwing random codes
5
155
 by Ravalli Surfer
Codes
0
62
 by Miketizzl
2006 Envoy - Strange Throttle Problems
3
308
 by tomkatohio
7E8 / 7EA codes 2007 9-7x with a 5.3
3
142
 by Vega_TB
08 Envoy Denali turns and turns without starting
0
79
 by Aaron3Jefferson
Fuel line part number?
17
577
 by Vega_TB
aftermarket support
0
212
 by nieblas
High idle, and low power
2
314
 by EnvoyBoy2004
03 tb with 5.3 crank no start
1
247
 by dextrob
Need to Overfill Engine Oil to Make Engine Rattle Go Away
2
241
 by tony17112acst
HELP! Trouble Starting!!
2
180
 by tinmanwpk
Swap a 04 envoy 5.3 into a 06 envoy 5.3 for dod delete
0
233
 by Lschevy
Help
0
127
 by Soundhead88
Knocking and misfire, noone can find issue.
5
314
 by Ravalli Surfer
2006 Envoy Denali 5.3L V8 Starter Change in an Hour!!!
0
394
 by STSCowboy
02-09 Vortec 5.3L V8 Engine and Drivetrain Q&A forum for engine and drivetrain repairs/modifications/tuning.
16.5K posts
12.2M views
Join Community

Forum Staff

View All
Admin
Top