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Home >> Saturn >> 2007 >> Vue Green Line >> Repair and Diagnosis >> External Pages >> Different car >> Section 997 (Power Steering System) >> Diagnostic Information and Procedures >> DTC C0450 >> Circuit/System Verification

Circuit/System Verification

WARNING: This page is about a different car, the 2008 Buick Lucerne. However, it is still accessible from the selected car via links, so may be relevant.

At low speeds and parking lot maneuvers the orifice is commanded open increasing fluid flow and reducing the steering effort. At high speeds the orifice is commanded closed restricting fluid flow increasing steering effort.