GMC 2003 Envoy - Manual (Page 314)

Howevfli, your Qng^ne oif and fHtar must be changed at
least once a year and at Ihfs time I lie system must
be reset. It Is also important to check your oil rogufarly
and keep it at the proper [evel
II the system (S ever reset accidentally, you must
change your ot| at 3.000 miles (5 DOO km) since your
last oil change. Remembar to reset Ihe oil life system
vtheoever the oil is changed
How to Reset the CHANGE ENG OIL Light
The GM Oil Uie System calculates when to change your
engine oil and filter based on vehicle use. Anytime your
Oil i& changed, reset the aystem so It can calculate when
the nejil oil change is required. It a situation occurs where
you change your odi prtor |o
a CHANGE ENG OIL light
being turned on, reset itie system.
To reset the CHANGE ENG OIL light, do the followrng’
1 Turn The ignition key to RUN with tho engine ott^
2. Fully press and rstease the accaiorator pedal
throe limas withrn live seconds.
For vehicles with the Driver Intormalion C^ntar,
see
Driver infonnaiion C^nier (DtC} an page 3-50
lo TEsat ths system.
What to Do with Used Oil
Used engine oil ooniams certain elements lhal may be
unhealthy tor your skin and could even cause cancer,
DonT le! used oH Stay on your skin tpr very iring
Clean your skin and natis wrih soap and waier, or a
good hand cleaner. Wash or properly dispose of
dolhirig Or rags containing used engine q IL See the
mani.itacturBr’& warnings aboul ltie use and disposal
□t
cif products.
Used oil can be a Threat to The environment. If you
change your own oil, be sure to drain all the oil trom the
filter before disposal. Never dispose ol oil by putling It
in [he trash, pouring it on the gгDund^ into sewers, or into
stnogms or bodies of waten Instead, recycle il by
taking It to a place thai collects used oil. If you have a
problem properly disposing of your used O'!!, ask
your dealer, a service slaiion or a tcjcat racycEing
center for help.
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