OEM Issues | Chevy TrailBlazer, TrailBlazer SS and GMC Envoy Forum

At a loss with oil pressure

0

55

Periodic smoke from exhaust when cruising

13

9K

by 5.3 Periodic smoke

04 trailblazer rough idle, stalls at stoplight with ac

6

363

by GoodoleEnvoy

2004 trailblazer ext electrical issue

1

270

07 9-7x 5.3 battery drain within hours

2

216

2005 TB EXT 5.3 wont start, no click, ignition switch good battery good

0

284

by Captain ThirdGen

Is full synthetic oil okay in LH6 5.3L AFM engines??

1

470

03 TB Ext V8 Overheated, Heater stopped working, Steam/leak from connector tee HELP!!!

1

226

by hhsron

Strange Throttle Issues 2006 Envoy Denali

5

622

Missing something...

0

200

by 03V8

Failing ignition coils every three months!!! (moved to proper forum)

1

406

by 03V8

Reduced Engine Power Sensor

2 3 4

74

149K

Engine oil consumption

1

334

07 denali , Which valve cover?

1

334

Serviced my suspension and now more issues have started! HELP!

3

316

Vapor Cannister Purge Valve on a 5.3l V8

0

303

Where does wiring go under the hood for O2 sensor Bank 2 sensor 1?

3

437

by TinyT

2006 trailblazer 5.3 oil pressure sensor replacement

7

3K

Need an underhood fuse box/block

2

556

by antraw

Fusebox repairs

1

1K

by antraw

Aftermarket Alternator for high amps

6

882

by antraw

Power folding mirror module

1

366

by antraw

v8 o2 sensor bank 2 sensor 1 impossible to get out?

0

453

by teambleach84

SOLVED Crank No Start

6

744

by antraw

Cleaned not-so-dirty throttle body now p0300

3

2K

Transmission Solenoids?

0

280

Cant get starter out!! HELP

2

24

64K

URGENT- Engine misfire help needed

5

1K

3

763

by TB-Al

Big Parasitic Drain

4

679

by mddombrowski

AFM delete, with cam replacement

2

766

Headlight adjustment/aim screw

0

367

by evangelionhd

6

3K

1

361

by EnvoyBoy2004

Excessive Fan noise

6

1K

by okfoz