Chevrolet 2001 tracker, Owner'S Manual, Page: 358 / 391

Long Trip/Highway Scheduled Maintenance
7-34
30,000 Miles (50 000 km) (Continued)
j Inspect ignition coil plug cap (or every 30 months, whichever occurs first).
An Emission Control Service. (See footnote
[.)
j Replace engine air cleaner filter.
An Emission Control Service.
j Inspect fuel tank, cap and lines for damage or leaks. Inspect fuel cap
gasket for any damage. Replace parts as needed.
An Emission Control Service. (See footnote
[.)
j Change manual transmission fluid.
j Change transfer case fluid.
j Change differential fluid.
j Replace fuel filter (or every 30 months, whichever occurs first, or
sooner if filter is clogged).
An Emission Control Service. (See footnote
[.)
j Inspect the valve lash and adjust if necessary (1.6L Code 6 engine only).
An Emission Control Service.
j Inspect propeller shafts and u
-
joints for looseness and damage (or every
15 months, whichever occurs first). Inspect more frequently if used off
-
road
or for pulling a trailer. Tighten u
-
joint flange bolts if necessary.