1998 GMC SIERRA oil level

Part B: Owner Checks and Services
Listed below are owner checks and services which
should be performed at the intervals specified
to help
ensure
the safety, dependability and emission control
performance
of your vehicle.
Be sure any necessary repairs are completed at once.
Whenever
any fluids or lubricants are added to your
vehicle, make sure they are the proper ones.
as shown in
Part D.
At the First 100, 1,000 and 6,000 Miles
(160,1600 and 10 000 km)
For vehicles with dual wheels, check dual wheel nut
torque. For proper torque, see “Wheel Nut Torque” in
the Index.
At Each Fue-
Engine Oil Level Check
Check the engine oil level and add the proper oil if
necessary. See “Engine Oil” in the Index for
further details.
Engine Coolant Level Check
Check the engine coolant level and add DEX-COOL@
coolant mixture if necessary. See “Engine Coolant” in
the Index for further details.
Windshield Washer Fluid Level Check
Check the windshield washer fluid level in the
windshield washer tank and add the proper fluid
if
necessary. See ”Windshield Washer Fluid” in the Index
for ElIrther details.
At Least Once a Month
Tire Inflation Check
Make sure tires are inflated to the correct pressures.
See “Tires”
in the Index for further details.
Cassette Deck Service
Clean cassette deck. Cleaning should be done every
50 hours of tape play. See “Audio Systems“ in the
Index for further details.
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At Least Twice a Year Manual Transmission Check
Restraint System Check
Make sure the safety belt reminder light and all your
belts, buckles, latch plates, retractors and anchorages are
working properly. Look
for any other loose or damaged
safety belt system parts.
If you see anything that might
keep a safety belt system from doing its
job, ha\:e it
repaired. Have any torn 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 maintenance.)
Wiper Blade Check
Inspect wiper blades for wear or cracking. Replace blade
inserts that appear worn
or damaged or that streak or
miss areas
of the windshield. Also see "Wiper Blactes,
Cleaning"
in the Index.
Air Cleaner Filter Restriction Indicator Check
Your vehicle has an indicator on the engine that lets you
know when the air cleaner filter
is dirty and needs to be
changed. Check indicator at least twice
a year or when
your
oil is changed. See "Air Cleaner" in the Index for
more information. Inspect your air cleaner filter
restriction indicator more often
if the vehicle is used in
dusty areas or under off road conditions. Check the transmission fluid
level; add
if needed. See
"Manual Transmission"
in the Index. Check for leaks.
A fluid loss may indicate a problem. Have the system
inspected and repaired
if needed.
Automatic Transmission Check
Check the transmission fluid level: add if needed. See
"Automatic Transmission"
in the Index. A fluid loss may
indicate a problem. Check the system and repair
if needed.
Hydraulic Clutch System Check
Check the fluid level in the clutch reservoir. See
"Hydraulic Clutch Fluid"
in the Index. A fluid loss in
this system could indicate a problem. Have the system
inspected and repaired at once.
At Least Once a Year
Key Lock Cylinders Service
Lubricate the key lock cylinders with the lubricant
specified
in Part D.
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Drive Axle Service
Check readfront axle fluid level and add as needed.
Check constant velocity joints and axle seals for leaking.
Transfer Case (Four-wheel Drive)
Inspection
Every 12 months or at oil change intervals, check front
axle and transfer case and add lubricant when necessary.
On ~nanual shift transfer case,
oil the control lever pivot
point and
all exposed control linkage. Check vent hose
at transfer case for kinks and proper installation. More
frequent lubrication may be required on off-road use.
Brake System Inspection
Inspect the complete system. Inspect brake lines and
hoses for proper hook-up, binding, leaks, cracks,
chafing, etc. Inspect disc brake pads
for wear and rotors
for surface condition. For vehicles
with rear drum
brakes, also inspect drum brake linings for wear and
cracks. Inspect other brake parts, including drums,
wheel cylinders. calipers, parking brake, etc. Check
parking brake adjustment.
You may need to have your
brakes inspected more often
if your driving habits or
conditions result
in frequent braking.
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