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Part D: Recommended Fluids
and Lubricants
Fluids and lubricants identified below by name,
part number or specification may be obtained from
your dealer.
USAGE
FLUID/LUBRICANT
Engine OilEngine oil with the American
Petroleum Institute Certified
for Gasoline Engines starburst
symbol of the proper viscosity.
To determine the preferred
viscosity for your vehicle's engine,
see ªEngine Oilº in the Index.
Engine Coolant50/50 mixture of clean,
drinkable water and use only
GM Goodwrench
DEX-COOL
or Havoline DEX-COOL
Coolant. See ªEngine Coolantº
in the Index.
USAGEFLUID/LUBRICANT
Hydraulic
Brake SystemDelco Supreme 11 Brake Fluid
(GM Part No. 12377967 or
equivalent DOT
-3 brake fluid).
Windshield
Washer SolventGM Optikleen Washer Solvent
(GM Part No. 1051515)
or equivalent.
Power Steering
SystemGM Power Steering Fluid
(GM Part No. 1052884
- 1 pint,
1050017
- 1 quart, or equivalent).
Automatic
TransmissionDEXRON-III Automatic
Transmission Fluid.
Key Lock
CylindersMulti-Purpose Lubricant,
Superlube (GM Part
No. 12346241 or equivalent).
Chassis
LubricationChassis Lubricant (GM Part
No. 12377985 or equivalent) or
lubricant meeting requirements of
NLGI # 2, Category LB or GC
-LB.
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USAGEFLUID/LUBRICANT
Front and
Rear AxleSAE 75W-90 Synthetic Axle
Lubricant (GM Part No. 12378261)
or equivalent meeting GM
Specification 9986115.
Transfer CaseDEXRON-III Automatic
Transmission Fluid.
Front Axle
Propshaft SplineSpline Lubricant, Special Lubricant
(GM Part No. 12345879) or
lubricant meeting requirements
of GM 9985830.
Hood HingesMulti-Purpose Lubricant,
Superlube (GM Part
No. 12346241 or equivalent).
USAGEFLUID/LUBRICANT
Outer Tailgate
Handle Pivot
PointsMulti-Purpose Lubricant,
Superlube (GM Part
No. 12346241 or equivalent).
Weatherstrip
ConditioningDielectric Silicone Grease
(GM Part No. 12345579
or equivalent).
Weatherstrip
SqueaksSynthetic Grease with Teflon,
Superlube (GM Part
No. 12371287 or equivalent).
