Silicone grease on weatherstrips will make them last longer, seal better, and not stick or squeak. Apply silicone grease with a clean cloth. During very cold, damp weather frequent application may be required.
See Recommended Fluids and Lubricants.
Care of Safety Belts
Washing Your VehicleChevrolet Cobalt Service & Repair Manual. Wheel Alignment
Preliminary Inspection
1.
Ensure all tires are of recommended
size and are inflated to proper pressure.
2.
Inspect all tires for damage and uneven
tread wear.
3.
Ensure wheel bearings, control arm
...