P0325 and P0330

WARNING: This page is about a different car, the 2009 Pontiac Torrent and 2009 Chevrolet Equinox. However, it is still accessible from the selected car via links, so may be relevant.

The KS signal circuits are open or shorted together for 5 seconds.

P0326

The KS signal indicates an excessive engine knock is present.
The ECM has commanded the spark retard to a value, which is greater than the calibrated value, for a specific engine load and speed.
The above conditions exist for greater than 5 seconds.