At least twice a year restraint system check, Wiper blade check, Spare tire check – GMC 2003 Sierra User Manual
Page 511: Weatherstrip lubrication, Manual transmission check, Manual transmission fluid -31, Spare, Tire check
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At Least Twice a Year
Restraint System Check
Make sore the safety beft rernindôr light end all your
belts, tiucktes, latch plates, relractgrs and anchorages
are working properly. LooK for any other loose or
damaged saiely belt system parts. If you see anyihing
Thai might keep a safety bait system from cfomg its
job, have it repaired. Have any lorn or frayed safety belts
replaced.
Also look for any opened or broken air bag coverings,
and have them repaired or replaced. (The air bag
system does not need regular mairilenance.)
Wiper Blade Check
In sped wiper blaties for wear or cracking. Replace
blade Inserts that appear worn or damaged or that
streak or miss areas of the windshield Also see
deat^ing ihe
of
y oar VehfCt& on p¿ige 5-105-
Spare
Tire Check
At
least
Iwice a yeatn alter the monthly infJatkJr check of
Ihe spare lire determines that Ihe spare Is inHated to
[he correct tire inflation pressure, make sure that
the spare lire is slorad securely. Push,
pull,
and thon try
to rotate or turn (he tire. II il
moves, use tba
wheel
wrerïch/ratchel to tighten the cable. See
Changing a Fiat
Tire an page 5-84.
Engine Air Cleaner Filter Restriction
Indicator Check (If Equipped)
Yonr vehiole has an indicator Jc?caled on the air cleaner
in the engine compartment lhal lets you know when
the air cleaner filter is dirty and needs to bo changed.
Check indicstor at least twice a year or whgn your
engine oil is changecf> whichever occurs first. See
£ngme Air Cleaner/FUter an page 5-23
for more
infoímaüon. Ir>speel your air tíearier filter reslnclion
indicator more often if the vehicle is used In dusty aneas
or under ofl road conditions.
Weatherstrip Lubrication
Silicone grease on weathereinps wiJF make them last
longer, seal betler, ar>d nat stick or squeak Apply
siliicone grease with a clean c|o(h. During very cold,
damp weather more frequent application may he
required. See Pari D: flacomrTierttied Fiuiús anú
Lubfircante on page iS.
Manual Transmission Check
Check Ihe (rartsmission huid level; add if needed^ Sea
t^anuai Transmtssion Fiuig on page 5-31.
Check
for leaks, A fluid leak is the only reason for huid loss.
Have Ihe system Inspected and repaired if needed.
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