Weatherstrips
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 .
See also:
Your Responsibility
Increase the volume of the radio if the OnStar Advisor cannot be heard.
If the light next to the OnStar buttons is red, the system may not be functioning properly. Push and request a vehicle diagnos ...
Climate and Air Quality
Select the Climate and Air Quality
menu and the following may be
displayed:
• Auto Fan Speed
• Air Quality Sensor
• Auto Heated Seats
• Air Conditioning Mode
• Remote Start Auto Hea ...
Diagnostics
OnStar Vehicle Diagnostics will
perform a vehicle check every
month. It will check the engine,
transmission, antilock brakes, and
major vehicle systems. It also
checks the tire pressures, if ...