Jeep Archives - Page 2 of 2 - Engine Builder Magazine
November Issue Engine Builder Shop Solutions

Jeep 3.8L Oil Pressure Problem Many late model 3.8L Jeep engines are losing oil pressure at the oil pump due to failure of the bypass valve. This results in destruction of not only the crankshaft, but the connecting rods. To fix the problem, you need to find the bypass valve inside the plastic timing cover.

Rebuilding Liberty: Timing Belt Service on Jeep Liberty Engines

The 2.4 L I4 PowerTech is a Neon engine variant based on the Chrysler engine that was designed originally for the Dodge and Plymouth Neon compact car. The naturally aspirated 2.4L 4-cylinder PowerTech engine provided 150 hp (110 kW) and 165 lb.-ft. (224 Nm). In 2002, the Jeep Liberty was the first Jeep to use the two