One problem related to manifold/header/muffler/tail pipe has been reported for the 2008 Jeep Commander. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2008 Jeep Commander based on all problems reported for the 2008 Commander.
Fuel tank where filler hose connects has started to leak when I fill tank. Also exhaust manifold bolts are made so small and weak that they brake and dealer keeps telling customers that engine noise of knocking is normal on Commander.