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    We are privately owned, with access to a professional Diesel Mechanic, who can provide additional support for Dodge Ram Cummins Diesel vehicles. Many detailed information is FREE and available to read. However, in order to interact directly with our Diesel Mechanic, Michael, by phone, via zoom, or as the web-based option, Subscription Plans are offered that will enable these and other features.  Go to the Subscription Page and Select a desired plan. At any time you wish to cancel the Subscription, click Subscription Page, select the 'Cancel' button, and it will be canceled. For your convenience, all subscriptions are on auto-renewal.

No overdrive

rburks
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rburks

rburks

Posted
Posted

HEY GUYS I dont spend much time over here on the 12valve side, I have a Buddy that just bought a 96 12 valve 2500 2WD W/Auto trans and his O/D is not working. The O/D Off Light in the dash is working indicating the switch is doing its job..shifts great 1-3 but no O.D.:duh: Anyone now what would cause this :shrug:Richie

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  • 5 months later...
elmorazer

elmorazer

Posted
Posted

Check the relays and fuses, try swapping the tranny relay with another.

Try to take out the T.P.Sensor,and clean it.I did It on my Cunnings,and the Overdrive works perfekt.:thumb1:
MnTom

MnTom

Posted
Posted

Also check the brakelight switch. Also scan the computer for any trans. codes.

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