The vehicle may have an up-shift light.
When this light comes on, shift to the next higher gear if weather, road, and traffic conditions allow.
See Manual Transmission Operation for more information.
Chevrolet Cobalt Service & Repair Manual. Door Lock Switch R&R
Refer to Fig. 1
when performing following procedure.
1.
Remove door panel pull cup trim plate.
2.
Remove armrest pull cup.
3.
Remove door lock switch and disconnect
electrical connector.
...