Chevrolet 2005 Express Van Owner's Manual page 333

Scheduled Maintenance
Service Maintenance I Maintenance II
Change engine oil and filter. See Engine Oil on page 5-13. Reset oil
life system. See Engine Oil Life System on page 5-16. An Emission
Control Service.
Lubricate chassis components. See footnote #.
Visually check for any leaks or damage. See footnote (j).
Inspect engine air cleaner filter or change indicator (if equipped). If necessary,
replace filter. See Engine Air Cleaner/Filter on page 5-17. An Emission Control
Service. See footnotes † and (l).
Rotate tires and check inflation pressures and wear. See Tires on page 5-52.
Inspect brake system. See footnote (a).
Check engine coolant and windshield washer fluid levels and add fluid
as needed.
Perform any needed additional services. See "Additional Required Services" in
this section.
Inspect suspension and steering components. See footnote (b).
Inspect engine cooling system. See footnote (c).
Inspect wiper blades. See footnote (d).
Inspect restraint system components. See footnote (e).
Lubricate body components. See footnote (f).
Check transmission fluid level and add fluid as needed.
Inspect shields, vehicles with GVWR above 10,000 lbs (4 536 kg) only. See
footnote (g).
Inspect throttle system. See footnote (m).
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