Vehicle Care

Footnotes — Maintenance Schedule Additional Required Services — Severe

~1min read

a) Vehicles with different size front and rear tires do not have tire rotation. See Tire Rotation.

b) Or every two years, whichever comes first.

c) 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.

d) Or every four years, whichever comes first.

e) 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.

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

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

h) Inspect for fraying, excessive cracking, or damage; replace, if needed.

Test yourself

A quick Cadillac CTS quiz: every answer comes with an explanation and a link to the manual page.