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  1. Air Pump Check Valves

    OEM Issues
    Does anyone know where on an 2004 TB 4.2 ls 4wd the Air Pump is located? Is it powered by the belt? My car is failing DEQ tests because of a P0410 Code - "Secondary Air Injection System Malfunction" ... I read about that code and it says that 90% of the time when that code is set the CHECK...
  2. DEQ Fail - Secondary Air Injection System Malfunction

    General
    I'm not really sure where to post this so I will try it here. I live in Portland, Oregon and I have to renew my tags, previously I had a different mailing address listed on my registration and I've never had to pass a DEQ inspection due to the county my mailing address was in. So this...
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