Chevrolet Sonic Repair Manual: Tread Wear Indicators Description
The original equipment tires have tread wear indicators that show when you should replace the tires.
The location of these indicators are at 60 degree intervals around the outer diameter of the tire. The indicators appear as a 6 mm (0.25 in) wide band when the tire tread depth becomes 1.6 mm (2/32 in).
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 ...
Valve Stem Oil Seal and Valve Spring Replacement
Special Tools
207649 Rod Hairpin Clips
547324 Flange Screws
EN-840 Pliers / Remover
EN-958 Installer
EN-45059 Angle Meter
EN-50717 Kit
J-43649–2 Rods
For equivalent regional ...
Other materials:
Forward Collision Alert (FCA) System
For vehicles with FCA, this system is intended to help avoid or reduce the harm
caused by front-end crashes. FCA provides a flashing visual alert and beeps when
approaching a vehicle directly ahead too quickly. FCA also provides a visual alert
if following another vehicle much too closely. The ...
Rear Seat Back Cushion Pivot Support Replacement
Rear Seat Back Cushion Pivot Support Replacement
Callout
Component Name
Preliminary Procedure
Remove the rear seat back cushion. Refer to Rear Seat Back Cushion Removal
and Installation
1
Rear S ...
Drive Range, First Gear Engine Braking (Gen 2)
Note: Some models of the 6T30/40/45/50 automatic transmission are equipped with
an electric auxiliary fluid pump for use in hybrid vehicles (BAS+). Hybrid vehicles
do not require internal combustion engine (ICE) operation at all times. After a
successful engine start, the hybrid powertrain con ...
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