Service Update (revised service procedure)

Bulletin number

G-170712

Component

Engine and engine cooling: exhaust system

Summary

13013B - Service Update (revised service procedure). Tighten all 4 exhaust manifold bolts. The ring gasket may be pinched between the flanges on the inside diameter of the joint leading to a visible gap. As the pinched part of that gasket relaxes, clamp load is lost at that stud location.

Owners of these vehicles have filed 263 complaints in the engine category.