Chevrolet 2011 Volt Owner's Manual page 431

Your dealer has trained service
technicians who will perform this
work and reset the system. If the
engine oil life system is reset
accidentally, service the vehicle
within 5 000 km/3,000 mi since
the last service. Reset the oil
life system whenever the oil is
changed.
Every 80 000 km/50,000 mi
Engine air cleaner filter
replacement.
Evaporative control system
inspection. 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.
An Emission Control Service.
The U.S. Environmental
Protection Agency or the
California Air Resources Board
has determined that the failure
to perform this maintenance item
will not nullify the emission
warranty or limit recall liability
prior to the completion of the
vehicle's useful life. We,
however, urge that all
recommended maintenance
services be performed at the
indicated intervals and the
maintenance be recorded.
Every 160 000 km/100,000 mi
Spark plug replacement. An
Emission Control Service.
Every 240 000 km/150,000 mi or
every 5 years, whichever occurs
first
Engine cooling system drain,
flush, and refill (or every five
years, whichever occurs first).
See Cooling System (Engine) on
page 10 15 or Cooling System
(High Voltage Battery) on
page 10 16 or Cooling System
(Power Electronics and Charger
Modules) on page 10 16. An
Emission Control Service.
Service and Maintenance
Every 240 000 km/150,000 mi or
every 10 years, whichever occurs
first
Engine drive belt inspection
for fraying, excessive cracks,
or obvious damage. Replace,
if needed.
Every 10 Years
Air conditioning system flush
and refill and desiccant
replacement.
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