Chevrolet Sonic Owner's Manual: Gasoline Specifications
At a minimum, gasoline should meet ASTM specification D 4814. Some gasolines contain an octane-enhancing additive called methylcyclopentadienyl manganese tricarbonyl (MMT). We recommend against the use of gasolines containing MMT. See “Prohibited Fuels" in Recommended Fuel.
Recommended Fuel
Use regular unleaded gasoline with a posted octane rating of 87 or higher. If
the octane rating is less than 87, an audible knocking noise may be heard. If this
occurs, use a gasoline rated at 87 ...
California Fuel Requirements
If the vehicle is certified to meet California Emissions Standards, it is designed
to operate on fuels that meet California specifications. See the underhood emission
control label. If this fuel i ...
Other materials:
Tire Sealant and Compressor Kit
Warning
Idling a vehicle in an enclosed area with poor ventilation is dangerous. Engine
exhaust may enter the vehicle. Engine exhaust contains carbon monoxide (CO) which
cannot be seen or smelled. It can cause unconsciousness and even death. Never run
the engine in an enclosed area that has n ...
Crankcase Ventilation System Inspection/Diagnosis
Results of Incorrect Operation
A plugged positive crankcase ventilation (PCV) orifice or hose may cause
the following conditions:
Rough idle
Stalling or slow idle speed
Oil leaks
Oil in the throttle body
Sludge in the engine
Functional Check
With thes ...
Engine Mount Replacement
Engine Mount Replacement
Callout
Component Name
Preliminary Procedures
Remove the air cleaner assembly. Refer to Air Cleaner Assembly Replacement.
Install the engine support fixture. Refer to Engine Support Fixture.
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