Chevrolet Sonic Repair Manual: General Description
The factory installed tires are designed to operate satisfactorily with loads up to and including the full rated load capacity when these tires are inflated to the recommended pressures.
The following factors have an important influence on tire life:
- Correct tire pressures
- Correct wheel alignment
- Proper driving techniques
- Tire rotation
The following factors increase tire wear:
- Heavy cornering
- Excessively rapid acceleration
- Heavy braking
Aluminum Wheel Refinishing
Finish Damage Evaluation Procedure
Note:
If the wheels are chrome-plated, do not re-plate or refinish
the wheels.
If the wheels are polished aluminum, do not r ...
Metric Wheel Nuts and Bolts Description
Metric wheel/nuts and bolts are identified in the following way:
The wheel/nut has the word Metric stamped on the face.
The letter M is stamped on the end of the wheel bolt.
The thread sizes ...
Other materials:
Intake Camshaft Replacement
Removal Procedure
Remove the camshaft intake and exhaust sprocket. Refer to Camshaft Intake
and Exhaust Sprocket Replacement.
Remove the camshaft bearing cap bolts in sequence shown. Ensure to remove
the bolts one turn at a time until there is no spring tension p ...
Air Intake System Description
Circuit/System Description
The primary function of the air intake system is to provide filtered air
to the engine. The system uses a filter element mounted in a housing. The filter
housing is remotely mounted and uses intake ducts to route the incoming air
into the throttle body. T ...
Secondary Air Injection System Description
The Secondary Air Injection System aids in the reduction of hydrocarbon exhaust
emissions during a cold start. This occurs when the start-up engine coolant temperature
(ECT) is between −10 to +56?C (14?33?F), the intake air temperature (IAT) is greater
than −10?C (14?F) and it has ...
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