Cobalt L4-2.2L (2008)
Catalytic Converter: Service and Repair
Catalytic Converter Replacement (RPO L61)
Removal Procedure
1. If equipped with regular production option (RPO) MN5, remove the heated oxygen sensor (HO2S) connector position assurance (CPA) retainer.
2. Disconnect the HO2S lead from the engine harness electrical connector (4).
3. If equipped with RPO M86, remove the HO2S CPA retainer (4).
4. Disconnect the HO2S lead from the engine harness electrical connector (5).