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. Engine Compartment Fuse Block
The engine compartment fuse block is located on the
driver side of the vehicle. Lift off the cover to check
the fuses. See Engine Compartment Overview for more information on location.
Notice: Spilling liquid on any electrical components
on the vehicle may damage it. Always keep the
covers on a ...