Chevrolet Sonic Repair Manual: Tires and Wheels Description and Operation (Tire Identification)

Chevrolet Sonic Repair Manual / Chassis / Wheels/Tires / Wheels / Tires and Wheels Description and Operation (Tire Identification)

Identification

Accessory and warranty replacement must use TPC spec tires.
An outboard orientation stripe is added to the tread surface, with an offset toward the outboard tire face.
All GM approved tires (Production, Service and Accessory) have a TPC (Tire Performance Criteria) code.
A replacement tire that lacks the original TPC code will not meet the performance characteristics of the original tire, even if it is the same brand, model and size.

Force and Moment
Residual Aligning Torque (RAT)
Rolling Resistance
Braking Traction
Driving Traction
Uniformity
Noise
Dimensions
Mass
Rev/KM
High Speed
Air Retention
Electrical Resistance
Automatic Mounting
Endurance (ATE)
Treadwear
Chip/tear
Groove Wander
Ride and Handling
Wet/Snow Handling

The TPC system facilitates tire replacement for GM customers on GM vehicle, meeting the same critical performance specifications of GM vehicle original equipment tires.

Tires and Wheels Description and Operation (Equipment)

GM Recommended Tire Balancer Hunter RF33 Road Force balancer or equivalent with the following options: Auto Clamp – allows for centering repeatability and prevent damage to the ...

Toe Description

Toe is a measurement of how much the front and/or rear wheels are turned in or out from a straight-ahead position. When the wheels are turned in, toe is positive (+). When the wheels are ...

Other materials:

Rocking the Vehicle to Get it Out
Turn the steering wheel left and right to clear the area around the front wheels. Turn off any traction system. Shift back and forth between R (Reverse) and a low forward gear, spinning the wheels as little as possible. To prevent transmission wear, wait until the wheels stop spinning before s ...

Parking Brake Cable Replacement (Drum Brake)
Removal Procedure Remove the front floor console. Refer to Front Floor Console Replacement. Ensure that the parking brake lever is in the fully released position. Using ONLY HAND TOOLS, remove the adjusting nut (1) from the end of the front park bra ...

Torque Converter Installation
Torque Converter Installation Callout Component Name 1 Torque Converter Assembly Note: Failure to lower the torque converter straight down could damage the torque converter clutch lip seal inside the torque ...

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