Service And Maintenance - Chevrolet 1973 Monte Carlo Owner's Manual

SERVICE AND MAINTENANCE
The time or mileage intervals
on the following pages are in-
tended as a guide for establishing
regular maintenance and lubrica-
tion periods for your car. Sus-
tained heavy duty or high speed
operations or operation under
adverse conditions may necessi-
tate more frequent servicing. To
determine specific recommenda-
tions for conditions under which
Fuel
Requirements
Your Monte Carlo is designed
to operate on a good quality fuel
of approximately 91 Research Oc-
tane Number or higher, commonly
sold in the United States and
Canada. Use of a fuel which is too
low in anti-knock quality will re-
you use your car, consult your
Authorized Chevrolet Dealer.
Maintenance Schedule
For owner convenience, a sepa-
rate maintenance folder has been
provided with your car which con-
tains a complete schedule and
brief explanation of the safety,
suIt in "spark knock", a metallic
rapping noise generated during the
combustion process. It should be
noted that Research Octane Num-
ber does not completely describe
fuel octane quality. Therefore, if
you hear knock in your engine you
may wish to try a different gaso-
line. If knocking persists consult
your authorized Chevrolet dealer.
In any case, continuous or exces-
50
emission control, lubrication and
general maintenance it requires.
The maintenance folder informa-
tion is supplemented by this sec-
tion of the Owner's Manual, as
well as the separate emission con-
trol systems folder also furnished
with your car. Read all three pub-
lications for a full understanding
of vehicle maintenance require-
ments.
sive knocking may result in engine
damage and constitutes misuse of
the engine for which Chevrolet
Motor Division is not responsible
under the terms of the New Ve-
hicle Warranty.
General Motors recommends the
use of unleaded or low-lead (0 to
0.5 grams per gallon) gasolines
to minimize emissions of hydro-
carbons and particulates. If un-