Exhaust Manifold
WARNING: This page is about a different car, the 2024 Jeep Grand Cherokee L. However, it is still accessible from the selected car via links, so may be relevant.
INSPECTION
Inspect exhaust manifold for cracks.
Inspect mating surfaces of exhaust manifold for flatness with a straight edge. Gasket surfaces must be flat within 0.2 mm per 300 mm (0.008 inch per foot).