Chevrolet 1998 Tracker Owner's Manual page 331

Short TripKity Maintenance Schedule
90,000 Miles (150
000 km) (Continued)
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Replace air cleaner filter.
An Emission Control Service.
Inspect fuel tank, cap and lines for dam&ge Or leaks. Inspect fuel cap gasket
for any damage. Replace parts as needed.
An Emission Control Service. (See footnote?.)
Rotate tires. See "Tire Inspection and Rotation" in the Index for proper
rotation pattern and additional information. (See footnote
+.)
Change manual transmission fluid.
Change transfer case fluid.
Change differential fluid.
Inspect the valve lash and adjust if necessary.
An Emission Control Service.
Replace fuel filter (or every 30 months, whichever occurs first).
An Emission Control Service. (See footnote?.)
Check engine idle speed and adjust it to underhood label specifications.
An Emission Control Service. (See footnote?.)
Inspect the locking front hubs (if equipped) for correct operation (or every
3
months, whichever occurs first). Repair or replace as necessary.
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.
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