P2441 Buick Secondary Air Injection System Switching Valve Stuck Closed Bank 1

P2442 Buick Secondary Air Injection System Switching Valve Stuck Open (Bank 2)

OBD Code:
System:
Subsystem:

P2442 Buick – (ASE)
Powertrain
Auxiliary Emission Controls

Trouble Code Description: Secondary Air Injection System Switching Valve Stuck Open (Bank 2)

Location:
Analysis:

Possible Causes:

Bank 2
Stuck Open

Tech description:

Buick Vehicle:Buick Regal – ?Buick Riviera – ?Buick LaCrosse – ?David Dunbar Buick – Buick Century – Buick LaCrosse – Buick LeSabre – Buick Lucerne – Buick Park Avenue – Buick Regal – Buick Verano – Buick Enclave – Buick Encore – Buick Rainier – Buick Rendezvous – Buick Terraza – Buick Riviera