Engine Tunes/Mods | Chevy TrailBlazer, TrailBlazer SS and GMC Envoy Forum

Ported throttle body

15

12K

Best 06 5.3 replacement

8

371

Tuner for 4.2L?

14

24K

by pdcomm

2008 chevy trailblazer

2

258

by jess88

4.2 to 5.3 Swap In Progress

2

36

66K

Electric Fan Installation

2

21

23K

by williamsoa7791_3199

5.3 swap to colorado

8

12K

by queerbrownvegan

VVT Mod to adjust exhaust timing

3

363

by Ravalli Surfer

programmers

0

340

Banks- Pedal Monster

2

341

by Ravalli Surfer

O2 Sensor

3

560

The "Homemade TBSS"

6

808

[SOLVED] 06 Envoy DENALI 5.3l v8 PO307

12

11K

by Ravalli Surfer

Lh6 performance

3

4K

05 Trail ext V8 5.3l upgrades

2 3

44

33K

engine oil cooler

0

557

Starter Reliability / Change starter while Pulling a 5.3Lengine?

0

331

'06 Envoy Denali LH6 (5.3) to LQ4 Swap (6.0)

3

4K

4.2L V6 Swap to 5.3L V8

8

34K

Envoy V8 Turbo. Good idea?

1

1K

Governor

8

8K

by Ravalli Surfer

Ecu/tcu tune issues

2

1K

by EnvoyBoy2004

Cranks but won't start

8

8K

by WashedNScrewed

2004 GMC Envoy 5.3L : Timming Chain

1

677

by Cheep

Changing Spark Plugs on 5.3 L engine

2 3

42

55K

Official Thread: CAN 5.3L SWB Scangauge Codes...

2

20

12K

Low oil pressure / stop engine warning

2

29

72K

Tuned up 5.3 Plugs Wires and Coils

6

2K

by antraw

REV Ignition coils for 5.3 LH6

3

2K

Installed an oil catch can

2

3K

My TB build draft. Opinions welcome and appreciated

2

1K

So tired of reading, which tuner for dod disable

9

5K

by 1320

AFM all 5.3 engines

5

5K

by Cheep

Predator 2 tuner

2

3K

P0174 06 5.3??

3

2K