Chevrolet Aveo Owner's Manual page 185

Don't do any actions generating
static electricity like getting on and
off vehicle when refuelling. Static
electricity could ignite fuel vapors.
If you can smell fuel in your
vehicle, have the cause of this
remedied immediately by a
workshop.
The fuel filler door is in the right rear
side of vehicle.
1. Stop the engine.
2. To unlock the fuel filler door, press
c button in instrument panel or in
radio remote control.
3. Open the fuel filler door.
4. Turn the fuel filler cap
counterclockwise slowly. If a
hissing sound is heard, wait for it
to stop before completely
unscrewing the cap.
Driving and operating
5. If the cap is locked, you can
unlock with ignition key. Remove
the cap. The cap is tethered to the
hinge hook.
6. After refueling, close cap. Turn it
clockwise until you hear "click"
sound.
7. Push the fuel filler door closed
until it latches.
Note
If, in cold weather, the fuel filler door
does not open, tap the door lightly.
Then try to open it again.
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