GM Chevrolet Avalanche - Manual (Page 457)

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)
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.
•
Engine cooling system service (or
every 5 years, whichever occurs first).
An Emission Control Service. See
footnote (i).
•
Inspect engine accessory drive belt. An
Emission Control Service.
•
6-7