GMC 2003 Sierra - Manual (Page 401)

Get |he vahKie warmed up by driving about 1S miles
(24 krti) when outside temperatures are above 50'“F
(IC^C), It it's colder than S0"F (IC^C)» drive Ihe vehicle
In THIRD (3) until Ihe engine tampenatura gage
mnvBs and then remains Steady [or 10 minutes.
A cold fluid check can be imade after ihe vehicle has
been sitting lor eight hours or more with the engine off,
bul this is LI sed only as a refera nee. Let the engine
run a( idle for live nrlflutes If oulsicfe terriperatures are
&0^F (10‘^C) or more, it it's colder than 5D^F flO'^C), you
may have lo idle the engine longer. Should the fluid
level be low during this cold ebag-k, you my.sf chock tha
ffuid hot before adding fluid. Checking the fluid hot
will give you e mor« accurate reading of the fluid Eavel.
Checking the Fluid Level
Prepara у
out
vehicle as follows:
■ Park your vehicle on a level ptace+ Keep tha engine
running.
■ With ihe parking brake applied, place the shift lever
in PARK (P},
• With ycuF foot on Ihe brake pedal, nrove the shift
lever through each gear range, pausing for about
three seconds in each range. Then, position the shift
lever in PARK (P),
• Let the engine run at idle (or three minutes or more.
TheOf without shutting off the engine, ioliow these steps:
The red transmission
dipstick handle with the
graphic is located at
the near of the engine
comparimonl, on the
passenger's side.
See Engine Compa/imeni Ovetvtew on page 5-f2 for
mere mfqrmation en location.
1, Flip the handle up and then pull out Ihe dipslick
and wipe It with a clean nag or paper towel.
2. Rush It back m all the way. wart ihrae seconds and
then pull it back ou( again.
5