Vortec 4800 4.8L V8 | Chevy Silverado and GMC Sierra Forum

5

125

2000 4.8L Spark Plug Gap?

4

16K

by frankberry394

1

123

by B52Bombardier1

Used to Crank, no crank now and wont start, everything works though

2

202

rear main seal replacement cost

6

12K

Gas/ethanol content

4

217

4.8 motor build

11

262

Stumble on cold start - then perfect - O2 sensors??

11

491

2002 Silverado 4.8 issues with voltage

9

471

Missfire when cold

8

643

2004 4.8L gas mileage

2

24

587

Oil pressure low

1

135

1

150

99 Silverado oil pressure issues

2

165

Will I need bigger injectors for a cam?

4

317

Motor knock 4.8L please help

2 3

53

35K

Cooling issue, or maybe sensor

2

241

4.8L fuel type....What Octane?

18

10K

what was the last year of the 4.8 engine?

4

337

2

21

1K

headers? 4.8 silverado

15

4K

headers? 4.8 silverado

zski93
Dec 2, 2011
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N/A

5

365

by B52Bombardier1

2

739

Check Engine - P1400 code

1

262

by davester3500

Mixing e85 with 91

18

594

2011 GMC Sierra 1500 4.8 engine ticking/hissing

5

527

by CarParts.com

4.8L Silverado 1500 2193

2

346

2010 L20 4800 rough starts when cold

5

440

Shudder in engine or drive train going down the highway

Jde
2 mo ago

3

371

by davester3500

Looking to get silicone coolant hoses

13

501

by Bradley21sanders

Truck Goes to Crap once Warm

4

415

14

48K

by davester3500

How many miles does everyone have on their 4.8L?

5 6 7

132

40K

by josephbyrtus77

5

586