Buick LaCrosse: Footnotes — Maintenance 
Schedule Additional Required 
Services — Severe - Footnotes — Maintenance 
Schedule Additional Required 
Services — Normal - Maintenance Schedule - Service and Maintenance - Buick LaCrosse Owners ManualBuick LaCrosse: Footnotes — Maintenance Schedule Additional Required Services — Severe

a) Or every two years, whichever comes first.

b) 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.

c) Or every four years, whichever comes first.

d) Do not directly power wash the transfer case output seals. High pressure water can overcome the seals and contaminate the transfer case fluid. Contaminated fluid will decrease the life of the transfer case and should be replaced.

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

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

    Footnotes — Maintenance Schedule Additional Required Services — Normal
    a) Or every two years, whichever comes first. More frequent replacement may be needed if the vehicle is driven in areas with heavy traffic, areas with poor air quality, or areas with high du ...

    Special Application Services
    • Severe Commercial Use Vehicles Only: Lubricate chassis components every 5 000 km/3,000 mi. • Have underbody flushing service performed once a year. ...

    See also:

    Menu System
    Controls The Menu knob, SELECT button, and BACK button are used to navigate the menu system. Menu Knob: Turn to: • Enter the menu system. • Highlight a menu option. • Select a value. ...

    For U.S.A
    The following information has been compiled according to Code of Federal Regulations “Title 49, Part 575”. ...

    Cruise SET indicator
    The indicator light illuminates when the cruise function switch (SET- or RES+) is ON. The cruise SET indicator light in the instrument cluster is illuminated when the cruise control switch (SET ...