Cadillac XTS 2015 Owner's Manual page 329

Cadillac XTS Owner Manual (GMNA-Localizing-MidEast-8087803) - 2015 -
crc - 6/24/14
Replace brake fluid (or every
three years, whichever occurs
first).
Every 80 000 km/50,000 Miles
Spark plug replacement and
spark plug wire inspection (LF3
Twin Turbo Engine). An
Emission Control Service.
Evaporative control system
inspection. Check all fuel and
vapor lines and hoses for proper
hook-up, routing, and condition.
Every 160 000 km/100,000 Miles
Spark plug replacement and
spark plug wire inspection (LFX
Engine). An Emission Control
Service.
Every 240 000 km/150,000 Miles
Engine cooling system drain and
refill (or every five years,
whichever occurs first). See
Cooling System on page 10-15.
An Emission Control Service.
Engine drive belts inspection for
fraying, excessive cracks,
or obvious damage (or every
10 years, whichever occurs
first). Replace, if needed.
Black plate (5,1)
Service and Maintenance 11-5