Exhaust manifold bolt and stud breakage
ENGINE AND ENGINE COOLING
22 NHTSA complaints · 1999-09 → 2012-01
“THE CONTACT STATED THAT THE EXHAUST MANIFOLD BOLTS FRACTURED, CAUSING A LEAK OF EXHAUST FUMES INSIDE THE VEHICLE”
“THE EXHAUST CYLINDER HEAD DEVELOPED A LEAK THAT BEGAN WHEN THREE OF THE SIX MANIFOLD BOLTS BROKE OFF LEAVING THE EXHAUST SYSTEM ONLY PARTLY ATTACHED TO THE ENGINE”
“THE EXHAUST MANIFOLD HAS A BOLT THAT HAS SHEARED OFF”