Software Update and Axle Disconnect Actuator Replacement to Correct 4WD Issues on Dodge Ram 1500

Submitted by Vehicle Owner · May 29, 2025

Published by RepairPal

Problem overview

If the vehicle will not shift into, or out of four wheel drive, and the "Serv 4WD" warning light is illuminated, the front axle disconnect actuator may need replacement and a power module (TIPM) may need a software update.

175 people reported this problem

64 comments

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Dodge Ram 1500 vehicles with this problem

10 model years affected

Average mileage: 111,846 miles

(810 - 300,000)

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