Saturn SL2 P Codes (Powertrain) P0400 - P0499

So, I Know This Code Is For The Secondary Air System. I Have Had It Cleaned Out, The Air Pump Tested Good, The Filter In The Air Pump Has...

The Air Pump Works I Changed The Diverter Valve Cleaned The Metal Tube That Runs From The Diverter Valve To The Manifold Cleaned The Opening...

I Have Had This Code Since Last Winter When A Chunk Of Pavement Stretched My Fuel Line And Snapped My Evap Line. I Replaced The Fuel Line...

Hi Guys. We've Had The Check Engine Light Running For About 6 Months. We've Had Various Problems During This Period. We Have Replaced...

The Other Day My Service Engine Soon Light Came On And Then Shut Off After A Day And 2 Days Later It Came Back On And Its Still On So I Went...

Okay Here Goes. I Have A 1999 Saturn Sl2. I Got The Infamous P0401 Engine Code, Which Means Which Is For Egr Insufficient Flow. Okay...

Engine Performance Problem 1998 Saturn Sl2 4 Cyl Front Wheel Drive Automatic Got The Code P0401, Which Is For Egr Insufficient Flow....