Ticking Noise Due to Broken Exhaust Manifold Studs on Jeep Comanche

The outer exhaust manifold studs can break and cause exhaust leaks, commonly noted as a ticking type noise. The outer studs, clamps, and nuts will need to be replaced and are now being tightened to a reduced torque value (20 Nm/180 in lbs).

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Average mileage: (–)
Exhaust & Emissions affected: 2.5L 4 Cylinder
3 model years affected: 1990, 1991, 1992
3 people reported this problem
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