The vehicle may have a dome lamp.
Move the lever to the following positions:
(Off): Turns the lamp off,
even when a door is
opened.
(Door): Turns the lamp on
whenever a door is
opened.
(On): Turns the dome lamp on.
Instrument Panel Brightness
Entry/Exit LightingChevrolet Cobalt Service & Repair Manual. Timing Chain Tensioner R & R
1.
Disconnect the negative battery cable.
2.
Remove the camshaft cover.
3.
Remove the timing chain tensioner,
Fig. 1.
4.
Remove the seal from the tensioner.
...