2009 Chevrolet Impala Q&A
2009 Chevrolet Impala Question: check engine light
sometimes check engine lite and traction lite comes on after starting.reduced power.can remove battery cable erases codes and runs fine for about month does same thing on start up again after codes are erased car runs normal. - Visitor
Catalytic converter was stopped up replaced it and it runs fine for a little while and then my check engine light starts flashing and it won't take my gas and starts jerking then I turn it off come back coupl...
is the reason the check engine light is on because of the low collant level? or something else?...
...alve to the intake manifold may develop an engine vacuum leak, causing the Check Engine Light to illuminate with code P0171 and/or P0174 stored.
A Loose or worn gas cap may cause Check Engine Light to illuminate.
Illumination of the Check Engine Light can be caused by a loose or worn gas cap.