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.
Speedometer and Odometer
Safety Belt RemindersChevrolet Cobalt Service & Repair Manual. Ignition Switch, Replace
1.
Remove steering column trim covers.
2.
Disconnect ignition switch harness
connector.
3.
Turn ignition switch to Run position.
4.
Remove ignition switch screws, then
ignit ...