Page 261 of 402

Downloaded from www.Manualslib.com manuals search engine Front Axle
When to Check and Change Lubricant
Referto the Maitltenance Schedule -to determine haw
often to check the lubricant and when to change it. See
“Scheduled Maintenance S-ervic-es” in the Index.
HOW to Check Lubricant
If the 1ev.el is below -the bottom of the filler plug hole,
youfll need to add some lubricant.
If the differential is at aperating temperature (warm),
add enough lubricant to ,raise the level to the bottom of
the filler plug hole,
If the differe.ntia1 is. cold, add enough lubricant to raise-
the level
to 1/2 inch ( 12 mm) below the filler plug hole.
What to Use
Refer to the Maintenance Schedule to determirie what
kind
of lubricant to use. See “Recommended Fluids and
Lubricants” in the Index.
Engine C,oolant
The cooling system in your vehicle is filled
with
DEX-COOL@ engine coolant. This coolant is
designed to remain in your vehicle for:5 year$ or
150,000 miles (240 000 km), whicheveroccurs first,
if you add only DEX-COOL@ extended life coolant.
The fdIowing explains
your .coaling system and how to
add coolant when
it is-10~~ If YQU have a problem with
engine overheating,
see “Engine Overheating’’ in
the Index.
6-24
Page 316 of 402
Downloaded from www.Manualslib.com manuals search engine Short Trip/City Maintenance Schedule
+ A good .time. to check your’ brakes is during tire
rotation.
See: “Brake System Inspection” under “Periodic
Maintenance Inspection” in Part C of this schedule,
** Drive axle setvice (see “Recommended Fluids ,and
Lubricants” in the Index for proper lubricant
to use):
0
0
‘Locking Differenti,al -- .Drain fluid. and refill at first
engine oi€ change.
At- subsequent oil Changes, check
fluid level and add fluid as neede.d.. If driving in
dusty areas or towing a trailer, drain fluid and refill
every
15,000 miles (25 000 km).
Standard .Differential -- Check fluid level. and. add
fluid as needed at every oil change If driving in
,dusty areas or towing a trailer, drain fluid and refill
every
15,000. miles (25 ‘000 km).
.More frequent lubrication may
be required for
heavy-duty or off-road use.
Page 346 of 402

Downloaded from www.Manualslib.com manuals search engine The services shown in this sc.hedule up to 100,000 miles
(166 000 km) should be performed after 100,000 miles
(1 66 000 km) at the same interva1.s. -The services shown
at 150,000 miles (240 000 km) should be performed at
the
same interval after 150,000 miles (240 000 km).
;See
“Owner Chcekcs and Services” and “Periodxc-
Maintenance Inspections” following. :..
Footnotes
j’ The U.S. Environmental ProtectiQn Agen.cy or the
California
Air Resources Board-has determined that the
fail.ure to perfam this .m:ai-ntenance-item will nat‘nullify
the emissi‘on warranty
or limit recall liability prior to- the-
completion
of the vehicle’s useful life. We, however,
urge that all recommended maintenance services be
perforrne:d
at the indicated intervals and the maintenance
be recorded.
# Lubricate the front suspension, ball joints, steeking
linkagcand transfer cas-e shift linkage, parking brake
cable
guides, propshaft splines, universal joints and
brake pedal springs,
-k A good time ta check your brakes is during tire
rotation.
See “’Brake S-ystem Inspection” under “Periodic
Mafritenafice Inspections” in Part
C of this schedule.
-‘E* Drive axle service (see “Recom.mended Fluids and
Lubricants’‘ in
the Index for proper lubricant to use):
Locki.ng Differential -- Drain fluid and refill .at first.
eagine -&I change. At subsequent oil changes, check
fluid level and add fluid as need.ed.
Standard Differential -- Ch:eck fluid level and add
fluid
as needed at every engine oil change.
More frequent lubrication may be require.d for
heavy-duty or off-road use.
7-37
Page 370 of 402

Downloaded from www.Manualslib.com manuals search engine USAGE
Chassis
Lubrication
Front Wheel
Bearings
Differential,
Front- and
Rear
Axle
Transfer
Case
Windshield
Washer Solvent
FLUIDLLUBRJCANT
Chassis lubricant (GM Part
No.
12377985 or equivalent) 01:
lubric-ant .mee,~g-.re;quiremen~s
of NLGI # 2, Category LB
or GC-LB.
Wheel bearing lubricant meeting-
.requirements of NLGI # 2,
Category GC or GC-LB- (GM Part
No. 105 1 344 or equivalent).
Axle Lubricant (GM PartNo.
Gear Lubricant.
DEXRON@-111 Automatic
Transmission
Fluid.
GM O.ptikleen@ Washer-Solvent
(GM Part No. 1051515)
or equivalent.
105227.1)
SAE 80W-.90 GL-5
USAGE
Transfer Case
Shift Lever,
Propeller
Shaft
Slip Splines- .and
Ulljvers.al Joints
Clurch Pushrad
to Clutch Fork
J-oint
FLUID/LUBRICANT
Chassis lubricant (G-M Part
No. l23779-'85 or equivalent) or-
lubricant
meeting requirements
af NLGI # 2, Category LB
or GC-LB.
Chassis lubricant (GM Part
No. 12377985 or equivalent) .or
lubricant me-eting requirements
of NLGI # 2, Category LB
or GC-LB.
Chassis lubricant (GM Part
No. 12377985 or equivalent) or
lubricant meeting requirements
of NLGI # 2., Category LIB
or'GC-LB.