The Jeep Grand Cherokee is a mid-sized, “unibody” sport utility vehicle manufactured by Chrysler’s Jeep division. The Grand Cherokee debuted in 1993 and has gone through several partial and complete redesigns. The Grand Cherokee V8 made both Car and Driver magazine’s “Ten Best” list and Motor Trend magazine’s Truck of the Year in 1993.
This process does not require tools.
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Check the Fuel Delivery
Release fuel system pressure in Jeep Grand Cherokee vehicles produced after 2003. Disconnect the fuel pump relay from the power distribution center. Start the vehicle and let it run until it stalls. Try to start it again until the engine no longer runs. Turn the vehicle off and disconnect the fuel injectors.