Chevrolet Sonic Repair Manual: Spark Plug Replacement
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Preliminary Procedure
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Spark Plugs Caution: Refer to Fastener Caution.
25 Y (18 lb ft) Special Tools
EN-194-E Spark Plug Remover For equivalent regional tools, refer to Special Tools. |
Spark Plug Inspection
Spark Plug Usage
Ensure that the correct spark plug is installed. An incorrect spark
plug causes driveability conditions.
Ensure that the spark plug has the correct heat range. An ...
Other materials:
Battery Load Management
The vehicle has Electric Power Management (EPM) that estimates the battery's
temperature and state of charge. It then adjusts the voltage for best performance
and extended life of the battery.
When the battery's state of charge is low, the voltage is raised slightly to
quickly bring t ...
How to Inspect the Engine Air Cleaner/Filter
To inspect the engine air cleaner/ filter, remove the filter from the vehicle
and lightly shake the filter to release loose dust and dirt. If the filter remains
covered with dirt, a new filter is required.
To inspect or replace the air cleaner/ filter:
1.4L L4 Engine
1.8L L4 Engine
1. Re ...
Front Disc Brake Pads Replacement
Removal Procedure
Warning: Refer to Brake Dust Warning.
Note: Always replace disc brake pads in axle sets.
Inspect the fluid level in the brake master cylinder reservoir.
If the brake fluid level is midway between the maximum-full point and
the minimum allowab ...
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