6.4L (392 cu in) HEMI V8 Specific Topics

Need help with P0031 DTC

3

290

8 days ago

by KnightRam1

Battery Saver Mode

2

279

2 months ago

by tony_bar

Brake pedal bumps

7

316

3 months ago

by mw243

2017 Ram 3500 6.4L Intermittent Not Starting

3

228

3 months ago

by New2Ram3500

2014 6.4L 66RFE NEED AFTERMARKET HD TRANS

0

206

3 months ago

by fishtilyableed

Surging issue again

0

243

4 months ago

by Tricky.rick

6.4 air intake

0

284

4 months ago

by Soldier15f

Out of warranty 2 days

4

437

5 months ago

by fishtilyableed

66RFE Hard Downshift issues

5

503

9 months ago

by Jettix2

Differential oil?

4

248

10 months ago

by Thunderhorse

Power steering issue

3

191

10 months ago

by Thunderhorse

Longer oil filter

9

313

11 months ago

by Quickster2

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

14

391

12 months ago

by Lone Dutch

Codes out wazzhoo

0

193

Jan 10, 2019

by Kirbie

6.4 transmission problems unsolved

0

323

Jan 3, 2019

by paul c

2015 3500 6.4 ignition coil secondary circuit

0

156

Oct 9, 2018

by jharper

6.4 Replacement Lifters

2

288

Sep 29, 2018

by Thunderhorse

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

2

371

Aug 25, 2018

by shelkol

Tow Haul doesn't shift back soon enough

12

256

Aug 10, 2018

by shelkol

Transmission issue

3

339

Jul 13, 2018

by TransEngineer

Which Octane?

13

432

Jul 9, 2018

by Thunderhorse

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

2

258

Jul 4, 2018

by Thunderhorse

Transmission shudder when coming off the highway

14

1K

Jun 13, 2018

by paul c

lifter tick

3

213

Apr 29, 2018

by Thunderhorse

maintaining cruise speed

2

135

Apr 23, 2018

by Biga

'14 2500 bucking and delayed shift not MDS

3

343

Feb 27, 2018

by Thunderhorse

6.4L Shudder at slight throttle

13

808

Feb 25, 2018

by shelkol

6.4L Hesitation @ Low Speeds/RPM

14

2K

Feb 20, 2018

by rb10475

Muffler flap!

16

1K

Feb 4, 2018

by Burkdadhemi

Strange vibration growl at 70mph

9

486

Nov 2, 2017

by WilliamRam15

Afe

2

287

Oct 14, 2017

by Burkdadhemi

2015 hd 4x4 front sag

2

293

Oct 3, 2017

by ddonich

No Speedometer, ABS light on and service trailer brake controller message

3

323

Aug 1, 2017

by wildwoodangus

Egr tsb

4

611

Jun 23, 2017

by Burkdadhemi

6.4 Issues Resolved parts list of work done

4

668

Jun 20, 2017

by TruBlu

6.4L (392 cu in) HEMI V8 Specific Topics

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