GMC Defense 2006, Owner'S Manual Supplement, Page: 101 / 116

6-2
Maintenance Schedule
Maintenance Requirements
Notice: Maintenance intervals, checks, inspections, replacement parts, and recommended fluids and
lubricants as prescribed in this manual are necessary to keep your vehicle in good working condition.
Any damage caused by failure to follow scheduled maintenance may not be covered by warranty.
Scheduled Maintenance
The following service should be performed at the following mileage intervals:
Maintenance Footnotes
(a) Lubricate the swing away tire carrier hinge at vehicle engine oil change intervals. More frequent lubrication may
be required when exposed to a corrosive environment.
Change Front Axle
Vent Filter.
Service and Miles
(Kilometers)
30,000
(48,000)
Change Rear Axle
Vent Filter.
Change Transfer
Case Vent Filter.
Lubricate Swing Away
Tire Carrier Hinge.
See footnote (a).
__ __ __ __ __
__
60,000
(96,500)
90,000
(145,000)
120,000
(193,000)
150,000
(242,000)
180,000
(290,000)