2004 Jeep Grand Cherokee 4 0 Vacuum Hose Diagram. There is also a small relay switch under the hood under the radiator tank that may also require replacing. Feb 11 2017 - Stock XJ Cherokee Tech.
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There is also a small relay switch under the hood under the radiator tank that may also require replacing. A common problem in the 40 jeep engines is vacuum leaks around the throttle body. W 40L engine This is a power steering pressure and return hose combo. EGR Exhaust Gas Recirculation.