GMC 2006 Sierra - Manual (Page 556)

Additional Required Services (cont’d)
Service and Miles (Kilometers)
25,000
(41 500)
50,000
(83 000)
75,000
(125 000)
100,000
(166 000)
125,000
(207 500)
150,000
(240 000)
Except Allison Transmission ® : Change
automatic transmission fluid and filter
(severe service). See footnote (h).
• • •
Except Allison Transmission ® : Change
automatic transmission fluid and filter
(normal service).
•
Four-wheel drive with automatic transfer
case only: Change transfer case fluid.
See footnote (g).
• • •
Inspect evaporative control system.
An Emission Control Service. See
footnotes † and (k).
• • •
Replace spark plugs and inspect
spark plug wires. An Emission
Control Service.
•
5-speed manual transmission only:
Change manual transmission fluid.
•
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 (q).
•
6-8