The tachometer displays the engine speed in revolutions per minute (rpm).
Notice: If the engine is operated with the tachometer in the shaded warning area, the vehicle could be damaged, and the damages would not be covered by the vehicle warranty.
Do not operate the engine with the tachometer in the shaded warning area.
Chevrolet Cobalt Service & Repair Manual. Multi-Function Switch, Replace
1.
Remove steering column trim covers.
2.
Remove multi-function switch retaining
screws.
3.
Disconnect multi-function switch electrical
connector, then remove switch from column.
...