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).
Average mileage : 96,733 (45,000–140,000)
Exhaust & EmissionsAffected: = affected_variants_list(car_problem_description)
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