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I have a 2001 dodge 3500 5.9 diesel and the alternator went out we replaced the alternator and now my transmission will shift up and down sometimes, most of the time it drive normal please help

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  • Dieselfuture
    Dieselfuture

    Man it's been a Hot Topic lately, are solar flares increasing and taking out alternators

  • Your Alternator is throwing out too much AC volts noise is usually the case. Additionally, there is a wiring mode to reduce that AC ripple to less than half when done.   Sorry I can't post a

  • Mopar1973Man
    Mopar1973Man

    Here I'll help...   The test...   Then if the alternator fails again replace it. Yes, new alternator fail out of the box.   Then move on to the ground wire mod.   

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  • Staff

Your Alternator is throwing out too much AC volts noise is usually the case. Additionally, there is a wiring mode to reduce that AC ripple to less than half when done.

 

Sorry I can't post a link to the two articles you need ..... one is testing for AC ripple at the alternator...... and the other is W-Ts' grounding mods. Both have helped a lot of truck owners around here.

 

Welcome to the forum BTW.

  • Owner

Here I'll help...

 

The test...

 

Then if the alternator fails again replace it. Yes, new alternator fail out of the box.

 

Then move on to the ground wire mod. 

 

Simple version.