1994 Chevrolet S10 Pickup Owner's Manual - Page 303

Explanation

Of

Scheduled

Maintenance

Services

Below are explanations of the

services

listed

in the maintenance

charts.

The proper fluids and

lubricants

to

use

are

listed

in

this

section.

Make

sure

whoever

services

your

vehicle

uses

these.

All

parts

should

be

replaced

and

all

necessary repairs done before

you or anyone else drives the vehicle.

1.

ENGINE

OIL

AND

OIL

FILTER

CHANGE*

-

ALWAYS

USE

API

SERVICE

SH

OR

SG ENERGY

CONSERVING

I1

OILS

OF

THE

PROPER

VISCOSITY. The “SH”

or

“SG’

designation

may

be

shown

alone or

in

combination

with

others,

such

as

“SWCD”, or

“SH,

SG,

CD,”

or “SGKD”, etc. To determine

the

preferred

viscosity

oil for your

vehicle’s engine (e.g.

SAE

5W-30),

see

“Engine

Oil”

in the

Index.

2.

CHASSIS

LUBRICATION

-

Lubricate the front suspension,

ball

joint, steering

linkage,

and

transfer

case

shift

linkage,

parking

brake

cable

guides,

propshaft

splines,

universal

joints, brake

pedal

springs,

and clutch pedal

springs

at

the intervals

specified on the

proper

maintenance

schedule,

or

at

every

engine oil change,

whichever

comes

first

.

Ball joints should

not

be

lubricated

unless

their

temperature

is

10°F

(-12°C)

or

higher.

When

the weather

is

cold,

let them

warm

up

before

lubricating

them

or

they

could

be

damaged.

Also,

be

sure

to

check

all

the

vehicle

fluid

levels

at this

time.

3.

COOLING

SYSTEM

SERVICE*

-

Drain,

flush

and

refill the

system

with

new

or

approved

recycled

coolant

conforming

to

“GM

Specification 6038-M” (4.3L

engine) or “GM

Specification

6043-M”

(2.2L

engine).

See

“Engine

Coolant”

in the

Index for the proper

coolant

and

mixture

to

use

in

your

vehicle.

Also

inspect

the

hoses

and

replace

them

if

they

are

cracked,

swollen,

o

deteriorated.

Clean

the outside of the

radiator

and

air

conditioning

condenser.

Wash

the

radiator

neck.

To ensure

proper

operation,

pressure

test

the

radiator

and

cap.

4.

AIR

CLEANER

FILTER

REPLACEMENT*

-

Replace

at

specified

intervals.

Ask

your

dealer

for the

proper

replacement

intervals for your

driving

conditions.

5.

FRONT

WHEEL

BEARING

REPACK

(%WHEEL

DRIVE

ONLY)

-

Clean

and

repack

the

front wheel

bearings

at

each

brake

relining, or at the specified

interval,

whichever

comes

first.

*An

Emission

Control

Service

7-7

1994 Chevrolet S10 Pickup Owner's Manual - Page 303

1994 Chevrolet S10 Pickup Manual

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