Chevrolet 1997 Monte Carlo Owner's Manual page 288

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Short TripKity Maintenance Schedule
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The services shown in this schedule up to 100,000 miles
(166 000
km)
should be performed after 100,000 miles
(166 000
km)
at the same intervals. The services shown
at 150,000 miles (240 000 km) should be performed at
the same interval after 150,000 miles (240 000
km).
Footnotes
The U.S. Environmental Protection Agency or the
California Air Resources Board has determined that the
failure to perform this maintenance item will not nullify
the emission warranty or limit recall liability prior to the
completion of the vehicle's useful life. We, however,
urge that all recommended maintenance services be
performed at the indicated intervals and the maintenance
be recorded.
+
A good time to check your brakes is during tire
rotation. See "Brake System Inspection" under "Periodic
Maintenance Inspection'' in Part C of this schedule.
3,000 Miles (5 000 km)
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Change engine oil and filter (or every
3 months, whichever occurs first).
An Emission Control Sewice.
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DATE ACTUAL MILEAGE SERVICED BY:
7-7