Here are Jeep Grand Cherokee electrical problems, by model year. The most common Grand Cherokee electrical problems cost $1,100 to fix & occur at 49,000 miles. Regarding the worst model year 2011 Jeep Grand Cherokee electrical problems, "The fourth generation Grand Cherokee took the relatively trouble-free run of the 3rd-generation and flipped the script." Click on a year below.

Worst Electrical Problems
TIPM going bad, engine won't start or hard to start 2011 Jeep Grand Cherokee
TIPM faulty 2012 Jeep Grand Cherokee
erratic electrical system, won't start 2012 Jeep Grand Cherokee