2000 GMC SONOMA Owner's Manual

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Part D: Recommended Fluids
and Lubricants
NOTE: 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.
Hydraulic
Clutch SystemHydraulic Clutch Fluid (GM Part
No. 12345347 or equivalent
DOT
-3 Brake Fluid).
Power
Steering SystemGM Power Steering Fluid
(GM Part No. 1052884
- 1 pint,
1050017
- 1 quart, or equivalent).
Manual
Transmission
with V6 EngineSynchromesh Transmission Fluid
(GM Part No. 12345349
or equivalent).

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USAGEFLUID/LUBRICANT
Manual
Transmission
with L4 EngineFriction Modified Synchromesh
Transmission Fluid (GM Part
No. 12377916).
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.
Front
Wheel BearingsWheel Bearing Lubricant meeting
requirements of NLGI # 2,
Category GC or GC
-LB (GM Part
No. 1051344 or equivalent).
USAGEFLUID/LUBRICANT
Front and Rear
Axle (Standard
Differential)SAE 80W-90 Axle Lubricant
(GM Part No. 1052271
or equivalent).
Rear Axle
(Locking
Differential)Axle Lubricant; use only GM
Part No. 1052271. Do not add
friction modifier.
Automatic
Transfer CaseAUTO-TRAK II Fluid
(GM Part No. 12378508).
Transfer Case
Shift LeverChassis Lubricant (GM Part
No. 12377985 or equivalent) or
lubricant meeting requirements of
NLGI #2, Category LB or GC
-LB.
Rear Driveline
Center Spline
and Universal
JointsChassis 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
Constant
Velocity
Universal JointChassis Lubricant (GM Part
No. 12377985 or equivalent) or
lubricant meeting requirements of
NLGI # 2, Category LB or GC
-LB.
Clutch Pushrod
to Clutch
Fork JointChassis Lubricant (GM Part
No. 12377985 or equivalent) or
lubricant meeting requirements of
NLGI # 2, Category LB or GC
-LB.
Hood Latch
Assembly,
Secondary Latch,
Pivots, Spring
Anchor and
Release PawlLubriplate
Lubricant Aerosol
(GM Part No. 12346293 or
equivalent) or lubricant meeting
requirements of NLGI # 2,
Category LB or GC
-LB.
Hood and
Door HingesMulti-Purpose Lubricant,
Superlube
(GM Part
No. 12346241 or equivalent).
USAGEFLUID/LUBRICANT
Fuel Filler
Door and Rear
Folding SeatMulti-Purpose Lubricant,
Superlube
(GM Part
No. 12346241 or equivalent).
Tailgate Handle
Pivot Points,
Hinges, Latch
Bolt and LinkageMulti-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).

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Part E: Maintenance Record
After the scheduled services are performed, record the
date, odometer reading and who performed the service
in the boxes provided after the maintenance interval.Any additional information from ªOwner Checks and
Servicesº or ªPeriodic Maintenanceº can be added on
the following record pages. Also, you should retain all
maintenance receipts. Your owner information portfolio
is a convenient place to store them.
Maintenance Record
DATEODOMETER
READINGSERVICED BYMAINTENANCE PERFORMED

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Maintenance Record
DATEODOMETER
READINGSERVICED BYMAINTENANCE PERFORMED

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Maintenance Record
DATEODOMETER
READINGSERVICED BYMAINTENANCE PERFORMED

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Maintenance Record
DATEODOMETER
READINGSERVICED BYMAINTENANCE PERFORMED

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Maintenance Record
DATEODOMETER
READINGSERVICED BYMAINTENANCE PERFORMED