The vehicle has a battery saver feature designed to protect the vehicle's battery.
When any interior lamp is left on and the ignition is turned off, the battery rundown protection system automatically turns the lamp off after 20 minutes.
This prevents draining of the battery.
Chevrolet Cobalt Service & Repair Manual. Engine Mount, Replace
Removal
1.
Remove air cleaner assembly.
2.
Support engine with suitable wooden
block and suitable floor jack positioned below oil pan.
3.
Remove engine mount mounting nuts.
4.
Re ...