Before leaving the vehicle, fully press the clutch pedal down, move the shift lever into R (Reverse), and firmly apply the parking brake. Once the shift lever has been placed in R (Reverse) with the clutch pedal pressed down, the ignition key can be turned to LOCK/OFF, then remove the key and release the clutch pedal.
See Manual Transmission Operation.
Chevrolet Cobalt Service & Repair Manual. Window Regulator, Overhaul
1.
Remove door trim panel as outlined
in "Door Trim Panel."
2.
Remove window regulator as outlined
in "Window Regulator."
3.
Inspect all bushings and gears, if
equipped, for we ...