Vortec 4800 4.8L V8

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Vortec 4800 4.8L V8

News of Vortec 4800 4.8L V8

News

Vortec 4800 4.8L V8 specific.

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1369 topics • Page 1 of 55 • 1, 2, 3, 4, 5 ... 55

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Last post

2012 4.8 upgrades
by Gfoss5454 » Mar 28 2020, 2:34pm

6 Replies

146 Views

Last post by CT2500HD
Mar 30 2020, 12:32am
Virtual to Inline Flex Fuel Sensor Conversion
by Blackhawks1 » Apr 21 2017, 11:01pm

3 Replies

790 Views

Last post by Turbochris
Mar 27 2020, 12:22pm
‘04 4.8 misfire codes
Running rough, misfire codes: P0300, P0358
by Arrowhead40 » Mar 17 2020, 2:17am

1 Replies

125 Views

Last post by nealinator
Mar 17 2020, 2:13pm
New member with temp issue at idle
by hot__box » Mar 09 2020, 6:29pm

6 Replies

188 Views

Last post by CritterGitter
Mar 16 2020, 3:58pm
Tow Mode keeps coming on by itself.
by Baker.josh » Mar 15 2020, 11:21pm

5 Replies

126 Views

Last post by Baker.josh
Mar 15 2020, 11:56pm
Easy Question - Throttle Body
by Baker.josh » Mar 14 2020, 5:08pm

3 Replies

259 Views

Last post by BigBlueLB756
Mar 15 2020, 6:06pm
High Idle
by mikenusaf » Mar 04 2020, 5:34am

6 Replies

181 Views

Last post by mikenusaf
Mar 11 2020, 9:37pm
Putting in a remanufactured 4.8L non-DOD engine
Swapping a bad 5.3L DOD engine for a 4.8L L20 non-DOD engine
1, 2by sirhawkeye » Mar 02 2020, 6:13am

12 Replies

445 Views

Last post by sirhawkeye
Mar 09 2020, 2:27am
more power
1, 2by olightningz » Mar 07 2020, 2:36am

11 Replies

362 Views

Last post by roorancher
Mar 07 2020, 6:29pm
NEED HELP TROUBLESHOOTING P0300 CODE
P0300 WITH RANDOM MISFIRES
by deaton22 » Apr 02 2013, 6:00am

8 Replies

10176 Views

Last post by paulberard
Mar 05 2020, 5:22pm
Headers
Do it myself headers install on 4.8
by bleakhappy » Mar 04 2020, 3:31pm

0 Replies

90 Views

Last post by bleakhappy
Mar 04 2020, 3:31pm
Random misfire when going downhill only
by Lsxtrucker » Mar 02 2020, 10:21pm

0 Replies

70 Views

Last post by Lsxtrucker
Mar 02 2020, 10:21pm
Truck Feels Slow
1, 2by Roman4.8 » Mar 01 2020, 7:37am

15 Replies

378 Views

Last post by Roman4.8
Mar 02 2020, 5:53am
To Anti-Seize or not to Anti-Seize?
1, 2by Lsxtrucker » Feb 07 2020, 3:44am

11 Replies

410 Views

Last post by SpeedRacer
Feb 27 2020, 7:26pm
09 4.8 slight miss at idle
by SpeedRacer » Feb 27 2020, 6:29am

2 Replies

157 Views

Last post by SpeedRacer
Feb 27 2020, 7:07pm
02 silverado.
1, 2by Maddog56 » Feb 23 2020, 1:50am

13 Replies

299 Views

Last post by Maddog56
Feb 23 2020, 7:58pm
Feeling very slugish
1, 2 by Countryboy73 » Feb 21 2020, 12:07am

15 Replies

424 Views

Last post by SierraHarley
Feb 22 2020, 5:24pm
2001 Chevy Silverado-smell of antifreeze under hood, no leak
Getting Antifreeze smell from under hood, no antifreeze leaks anywhere..
by awbooth » Feb 20 2020, 11:43pm

4 Replies

230 Views

Last post by awbooth
Feb 22 2020, 3:21am
High mileage 4.8 turbo
by Runninlow03 » Feb 16 2020, 2:04pm

6 Replies

345 Views

Last post by adriver
Feb 21 2020, 8:06pm
41-962 plugs Pre-gapped?
by Lsxtrucker » Feb 09 2020, 12:13am

4 Replies

205 Views

Last post by Chevboy0167
Feb 09 2020, 3:08am
Fuel pressure test fitting size?
by Lsxtrucker » Feb 08 2020, 1:13am

1 Replies

109 Views

Last post by Chevboy0167
Feb 08 2020, 8:26am
2003 Silverado Double or Single Platinum Plugs are OEM?
by Lsxtrucker » Feb 04 2020, 1:46pm

3 Replies

188 Views

Last post by Lsxtrucker
Feb 05 2020, 5:45am
Bad RPM surge and shifting+intermittent reverse issues.
by jekimb » Jan 30 2020, 1:41am

5 Replies

190 Views

Last post by jekimb
Feb 04 2020, 3:21pm
Oil pressure high?
1, 2, 3 by Regalguy80 » Jan 20 2020, 8:40pm

25 Replies

755 Views

Last post by Regalguy80
Feb 02 2020, 7:46pm
White smoke & antifreeze leaking water pump block
1, 2by Jms34 » Jan 31 2020, 1:24pm

11 Replies

338 Views

Last post by adam86107
Feb 02 2020, 12:07am

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1369 topics • Page 1 of 55 • 1, 2, 3, 4, 5 ... 55

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