Footnotes — Maintenance Schedule Additional Required Services — Severe

a) Check all fuel and vapor lines and hoses for proper hook-up, routing, and condition. Check that the purge valve, if the vehicle has one, works properly. Replace as needed.

b) Or every four years, whichever comes first.

c) Or every five years, whichever comes first. See Cooling System .

d) Or every 10 years, whichever comes first. Inspect for fraying, excessive cracking, or damage; replace, if needed.

    See also:

    Volume Control
    VOL/ (Volume/Power): Turn to adjust the volume. (Phone/Mute): For vehicles with OnStar®, press and hold to mute the infotainment system. Press and hold again, or turn the VOL/ knob t ...

    Using the Store Command
    The store command allows a phone number to be stored without entering the digits individually. 1. Press and hold for two seconds. The system responds with “Ready” followed by a tone. 2. S ...

    Airbag System
    The vehicle has the following airbags: ► A frontal airbag for the driver. ► A frontal airbag for the right front passenger. ► A seat-mounted side impact airbag for the driver. &# ...