Check engine lite indicated smog pump.What usually is the problem ?

Asked by May 21, 2014 at 08:57 AM about the 2002 Buick Regal LS Sedan FWD

Question type: Maintenance & Repair

Code says smog pump -- but there is no degraded performance.  what's up ?

1 Answer


your car could be pouring out high levels of CO because of a smog pump failure- this might not hinder the car's performance-

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