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. Oil Change
Add the recommended refrigerant
oil in the amount listed if you replace any of the parts listed. To avoid
contamination, do not return the oil to the container once dispensed, and
never mix it with other refrigerant oils. Immediately after using the oil,
reinstall the cap on t ...