Maintenance Footnotes - GMC 2009 Yukon XL Owner's Manual

Service and Miles (Kilometers)
Inspect evaporative control system.
An Emission Control Service.
See footnotes † and (k).
Replace spark plugs and inspect spark
plug wires. An Emission Control Service.
Engine cooling system service
(or every five years, whichever occurs
first). An Emission Control Service.
See footnote (i).
Inspect engine accessory drive belt.
An Emission Control Service.
See footnote (m).

Maintenance Footnotes

† 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.
Additional Required Services (cont'd)
25,000
(40 000) (80 000)
50,000 75,000
(120 000) (160 000)
•
# Lubricate the front suspension, steering linkage, and
parking brake cable guides. Control arm ball joints on
2500 series vehicles require lubrication but should not be
lubricated unless their temperature is 10°F (−12°C) or
higher, or they could be damaged. Control arm ball joints
on 1500 series vehicles are maintenance-free.
(a) Visually inspect brake lines and hoses for proper
hook-up, binding, leaks, cracks, chafing, etc. Inspect
disc brake pads for wear and rotors for surface
condition. Inspect other brake parts, including calipers,
parking brake, etc.
100,000 125,000
(200 000)
•
•
150,000
(240 000)
•
•
•
6-7