Vortec 4300 4.3L V6 | Chevy Silverado and GMC Sierra Forum

More Power out of a 4.3?

14

2K

CSFI or MPFI

2

84

by 01-1500-base

4.3L v6 swap to 5.3

2

104

by Bradley21sanders

Looking to swap from 4.3L to 5.3L or other V8

3

148

Hard start on cold start Please Help

18

345

recommended idle chevrolet tb v6 1988-94 release

0

118

Starting issues

0

161

by Old Bubblehead

Misfire

7

261

$Phoenix_Refract$

Ive been searching and searching with no luck, Fuel Issue

3

379

by Mike B

swapping a 4.3L to the 5.3L

2

21

101K

by bubbas 04 silverado

What the hell is this called and how do I fix this tiny oil leak

6

461

Engine cranks, no spark!! I've tried everything!!! Please he

13

16K

by Cruzin

Coolant

4

327

Need help diagnosing poor engine performance/noise

1

289

Air filter service gauge

6

446

by davester3500

2001 Silverado 4.3 Vortec V6 power loss

16

546

Truck not warming up and little to no heat

8

481

Idles great but whenever I press the gas it bogs down and goes to die unless I let out the gas

1

392

Unknown hole leaking oil

7

2K

by 01-1500-base

new owner - first post

17

2K

I think my coolant temperature gauge is not reading correctly

9

547

Best exhaust systems?

3

453

350 engine swap

5

2K

2004 4.3 cranking no start, bank 1 & 2 injector pulse width reading high?!

2

444

by davester3500

oil pressure sensor replacement

0

391

by 01-1500-base

96 Chevy 4.3 to a 2000 Chevy 4.3

5

471

Oil Pump Replacement Vs entire Engine Replacement?

10

931

Lopes and tries to fire after key is released

6

443

2012 Sierra gone limp

5

611

Need some advice!

4

826

by CarParts.com

Need help finding engine noise.

19

3K

by allenschuler96

Idle

19

922

Random stalling when driving

14

729

by Tazzdamenace

2003 Silverado w/ 4.3 engine spark plugs ?

4

688

I’m guessing this crankshaft sensor is no bueno..

1

634