6.4L (392 cu in) HEMI V8 Specific Topics | DODGE RAM FORUM

66RFE Transmission Multiple Different Codes - Is it the TCM, Harness, Ground or Tranny?

1

744

trans slipping on upshifts

0

104

6.4 hemi air whoosh/whistle noise under light throttle?

2

22

10K

by Johnfb

2014 Ram power wagon 2500 6.4

0

228

by Coyote racing 83

2017 Ram 3500 6.4L Intermittent Not Starting

6

3K

18

3K

by pacofortacos

Pennzoil at 6.09 a quart !

3

391

by RaceHillFarms

Differential OCI - HD 2500

6

269

Codes out wazzhoo

1

1K

by Bob69

RAM 2500 6.4 Power Issue?

1

526

Longer oil filter

14

2K

10

3K

by djh3

I need help BAD, lifetime bumper to bumper with mopar and now a spark plug failure.

16

1K

by djh3

0

176

Out of warranty 2 days

5

1K

Need help with P0031 DTC

3

814

Battery Saver Mode

2

4K

Brake pedal bumps

7

717

by mw243

2014 6.4L 66RFE NEED AFTERMARKET HD TRANS

0

653

by fishtilyableed

Surging issue again

0

505

0

903

66RFE Hard Downshift issues

5

3K

Differential oil?

4

575

by Thunderhorse

Power steering issue

3

531

by Thunderhorse

6.4 transmission problems unsolved

0

3K

by paul c

2015 3500 6.4 ignition coil secondary circuit

0

478

6.4 Replacement Lifters

2

2K

by Thunderhorse

66rfe - change oil and filter - how many quarts?

2

2K

Tow Haul doesn't shift back soon enough

12

716

Transmission issue

3

803

by TransEngineer

13

2K

by Thunderhorse

4:10 gears or just keep in 5th gear???

2

731

by Thunderhorse

Transmission shudder when coming off the highway

14

3K

by paul c

3

685

by Thunderhorse

maintaining cruise speed

2

307

by Biga