What might cause 2015 Jeep Grand Cherokee ticking noise engine?

A common cause for the 2015 Jeep Grand Cherokee ticking noise in the engine is the exhaust manifold. The exhaust manifold can have a crack or just need the gasket replaced. The exhaust manifold is the first part of Your vehicle's exhauSTSystem. The exhaust manifold receives the air/fuel mixture from the multiple cylinders in Your vehicle's engine. It collects the fuel/air mixture from each cylinder.If the exhaust manifold cracks or leaks, it can cause an exhaust leak that can negatively affect the engine performance. An exhaust leak can cause the vehicle to experience a reduction in power, acceleration, and even fuel efficiency.