One problem related to fuel injection rail has been reported for the 2002 Jeep Grand Cherokee. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2002 Jeep Grand Cherokee based on all problems reported for the 2002 Grand Cherokee.
2002 Grand Cherokee Jeep-fuel rail rusted and leaked fuel on exhaust manifold. Caught it before a fire, replacing rail at a cost of approx $230 parts $200 labor. Chrysler will not pay for repairs.