Chemicals used for ice and snow removal and dust control can collect on the underbody. If these are not removed, corrosion and rust can develop on the underbody parts such as fuel lines, frame, floor pan, and exhaust system even though they have corrosion protection.
At least every spring, flush these materials from the underbody with plain water. Clean any areas where mud and debris can collect. Dirt packed in close areas of the frame should be loosened before being flushed.
Your dealer/retailer or an underbody car washing system can do this.
Finish Damage
Chemical Paint SpottingChevrolet Cobalt Owners Manual. Remote Vehicle Start
Your vehicle may have a remote start feature.
This feature allows you to start the engine from
outside the vehicle. It may also start the vehicle's
heating or air conditioning systems. When you start
your vehicle using the remote start feature, the climate
control system will come on and adjust ...