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P2444 Diagnostic Trouble Code Discussion for May 2010

Secondary Air Injection System Pump Stuck On (Bank 1)

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Trouble Ticket Help Requests for DTC P2444
Help Request Posted
2007 Chevrolet Trailblazer LT 4.2L MIL Lamp on VIN: 1GNDS13S97
P2444: Secondary Air Injection System Control/Shut-Off Valve Stuck On. Truck came in with codes p0411 p2444. Performed air pump tests through solus. Pump works on and off soleniod on engine works on and off all hoses are perfect no leaks pump blows serious air straight up. Cleared codes road test 4 time through out the day all go...
May 05, 2010