The vehicle has a number of computers that record information about the vehicle’s performance and how it is driven. For example, the vehicle uses computer modules to monitor and control engine and transmission performance, to monitor the conditions for airbag deployment and deploy them in a crash, and, if equipped, to provide antilock braking to help the driver control the vehicle. These modules may store data to help the dealer technician service the vehicle.
Some modules may also store data about how the vehicle is operated, such as rate of fuel consumption or average speed. These modules may retain personal preferences, such as radio presets, seat positions, and temperature settings.
Reporting Safety Defects to General Motors
Event Data RecordersTraction Control System (TCS)
The vehicle has a Traction Control System (TCS) that limits wheel spin.
On a front-wheel-drive vehicle, the system operates if it senses that one or
both of the front wheels are spinning or beginning to lose traction. When this happens,
the system brakes the spinning wheel(s), and/or reduces en ...
Restraints
Specifications
Module Power, Ground, and MIL
Front Impact Sensor, Retractors, and Driver/Passenger Air
Bags
Side Impact Sensors and Side/Roof Air Bags
Air Bag Indicator and Disable Switch (C99)
...
Tire Designations
Tire Size
The following is an example of a typical passenger vehicle tire size.
(1) Passenger (P-Metric) Tire: The United States version of a metric tire
sizing system. The letter P as the first character in the tire size means a passenger
vehicle tire engineered to standards set by the U.S. ...