Close
Jeep Wrangler Problems

PCM software update to address problems with differential lockers on Jeep Wrangler

Problem Description and Possible Solution

On the Rubicon models there is a software update for the Powertrain Control Module (PCM) to correct a condition where the differential lockers disengage or unlock when the key is turned off and then back on. The differential lockers will remain locked with the new software when the ignition key is cycled.

(1 person reported this problem)

Jeep Wrangler Vehicles With This Problem

RepairPal Verified
Average mileage: (–)
1 model year affected: 2005
Not Your Jeep Wrangler Problem?
Brake problem? Or maybe a faulty head gasket cylinder?
Learn About Your Car Problems
Search For a Specific Car Problem
Viewing 0 comments