Maintenance Footnotes - GMC 2007 Envoy Denali Owner's Manual

Service and Miles (Kilometers)
V8 engine only: 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 (l).

Maintenance Footnotes

(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.
(b) Visually inspect front and rear suspension and
steering system for damaged, loose, or missing
parts or signs of wear. Inspect power steering lines
and hoses for proper hook-up, binding, leaks,
cracks, chafing, etc.
Additional Required Services (cont'd)
25,000
(40 000) (80 000)
50,000 75,000
(120 000) (160 000)
(c) Visually inspect hoses and have them replaced
if they are cracked, swollen, or deteriorated.
Inspect all pipes, fittings and clamps; replace with
genuine GM parts as needed. To help ensure
proper operation, a pressure test of the cooling
system and pressure cap and cleaning the outside
of the radiator and air conditioning condenser is
recommended at least once a year.
(d) Visually inspect wiper blades for wear or
cracking. Replace wiper blades that appear worn
or damaged or that streak or miss areas of
the windshield.
100,000 125,000
(200 000)
150,000
(240 000)
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