Over time and mileage, the factory-installed catalyst may not perform as required

Bulletin number

Circ 26M4_REV5

Component

Engine and engine cooling: exhaust system: emission control: catalytic convertor

Summary

"Over time and mileage, the factory-installed catalyst may not perform as required. If the effectiveness of the catalyst is reduced, this may result in increased tailpipe emissions and the vehicle could fail an emissions (IM) inspection. Removed requirement for adding a zip tie to the catalyst core. REMINDER: The catalysts MUST be separated from the exhaust system for recycling.

Owners of these vehicles have filed 103 complaints in the engine category.