When to add engine oil – GMC 2003 Sierra User Manual
Page 394
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If ihe oil i& or below the cross-hatched area al the tip
oi the dipsilckn then yqu’tl need (o add at least one
quart ÜÎ t>IL But you must use the right kind. Ttus part
explains what kind of ot| to use. For engine oil crankcase
capacity, see
CapscitîÊs
and
Specifications on
page 5-120.
Notice:
Don't add too much oil. K your engine has
so much oil that the oil tevel gets above the
cross'hgtched area that shows the proper operating
range, your engine could be damaged.
When to Add Engine Oil
The engine oil fill cap for
the VOniEC^BM, 5300
and 6000 V0 engines Is
located on The engine valve
cover on the passenger's
side of the vehicle. On Uie
3100 engine, the oil fill cap
l5 located on the front of
Ihe engine. Ssa
Engine
Compgrimeni Overview on
page
S-i^forrnore
inform atior on lotallort.
Be sure to fill it enough to put the level somewhere in
the proper operating range. Push the dipstick all the way
hack in when you're through►
&-19