4WD SERVICE LIGHT on 2006 Jeep Grand Cherokee

What does "Service 4WD System" light indicate in terms of issues and cost?

by in Dayton, OH on January 15, 2010
1 answer
ANSWER by on January 15, 2010
A fault has been detected by the computer that monitors the 4WD system, and your looking at normally 1 hour of diagnosis time to figure out what is wrong. When the diagnosis is completed, only then can an estimate for the repair be given.
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Software updates are available to address erroneous illumination of the "Service 4WD System" warning light and other issues (e.g. shifting, performance).
Software updates are available to solve various Check Engine Light and warning light related issues.