At a minimum, gasoline should meet ASTM specification D 4814 in the United States or CAN/CGSB-3.5 or 3.511 in Canada. Some gasolines contain an octane-enhancing additive called methylcyclopentadienyl manganese tricarbonyl (MMT).
We recommend against the use of gasolines containing MMT. See Additives for additional information.
Gasoline Octane
California FuelChevrolet Cobalt Owners Manual. Fuel Gauge
The fuel gauge shows
about how much fuel the
vehicle has left.
An arrow on the fuel gauge indicates the side of the
vehicle the fuel door is on.
Here are four things that some owners ask about.
None of these show a problem with the fuel gauge:
- At the service station, the gas pump shuts of ...