On vehicles with this
feature, the knob is
located on the front of the
driver seat lower cushion
on the inboard side.
Turn the knob clockwise or counterclockwise to increase or decrease the lumbar support.
Chevrolet Cobalt Service & Repair Manual. Power Steering System Leak, Inspection
Most modern cars come equipped
with hydraulic power steering, as systems age they can wear out. Power steering
fluid leaks (depending on severity) will cause the power steering system
to stop working.
Always clean all power steering
components, hoses and lines bef ...