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. Thermostat, Replace
1.
Remove intake manifold cover.
2.
Drain cooling system into suitable
container. A drain plug is located at the bottom of water pump.
3.
Disconnect Engine Coolant Temperature
(ECT) sensor electrical co ...