Chevrolet Sonic Owner's Manual: Underbody Maintenance
At least twice a year, Spring and Fall, use plain water to flush dirt and debris from the vehicle's underbody. Your dealer or an underbody car washing system can do this. If not removed, rust and corrosion can develop.
Body Component Lubrication
Lubricate all key lock cylinders, hood hinges, liftgate hinges, and the fuel
door hinge unless the components are plastic. Applying silicone grease on weatherstrips
with a clean cloth will make th ...
Sheet Metal Damage
If the vehicle is damaged and requires sheet metal repair or replacement, make
sure the body repair shop applies anti-corrosion material to parts repaired or replaced
to restore corrosion protecti ...
Other materials:
Brake Rotor Surface and Wear Inspection
Warning: Refer to Brake Dust Warning.
If the inboard friction surface of the brake rotor is not accessible, reposition
and support the caliper with the brake pads. Refer to Front Disc Brake Pads
Replacement.
Clean the friction surfaces of the brake rotor with denatured alcohol, or ...
Tire and Wheel Assembly-to-Hub/Axle Flange Match-Mounting
Note: After remounting a tire and wheel assembly to a hub/axle flange,
remeasure the tire and wheel assembly on-vehicle runout in order to verify that
the amount of runout has been reduced and brought to within tolerances.
Mark the location of the high spot on the tire and wheel asse ...
Tires and Wheels Description and Operation
There are two types of tire and wheel balancing: static and dynamic.
Static balance is the equal distribution of weight around the wheel. Assemblies
that are statically unbalanced cause a bouncing action called wheel tramp. This
condition may eventually cause uneven tire wear.
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