Chevrolet 1993 Lumina Bedienungshandbuch PDF herunterladen (Seite 271)

ITEM

NO.

SERVICE

Camshaft

Timing Belt Inspection

(3.4L

Code

engine only)*-Inspect for cracks, wear or oiliness.

Check tensioner for proper operation. See the

service manual.

(To

purchase a service manual,

see the

Index

under

Service Publications.)

Replace parts as needed.

Cooling System Service*-Drain, flush and refill

the system with new or approved recycled coolant

conforming to

Specification 1825M. Keep

coolant at the proper mixture as specified. See the

Index

under

Coolant.

This provides proper freeze

protection, corrosion inhibitor level and engine

operating temperature.

Inspect hoses and replace

they are cracked,

swollen or deteriorated. Tighten screw-type hose

clamps. Clean the outside of the radiator and air

conditioning condenser. Wash the pressure cap

and neck.

To help ensure proper operation, we recommend a

pressure test of both the cooling system and the

pressure cap.

Transaxle Service-For manual transaxles, fluid

doesn’t require changing.

For automatic transaxles, change both the fluid

and filter every 15,000 miles (25

000

km)

if the

vehicle is mainly driven under one or more

these conditions:

ITEM

NO.

SERVICE

In heavy city traffic where the outside

temperature regularly reaches

90°F

(32°C) or

higher.

In hilly or mountainous terrain.

When doing frequent trailer towing. (With some

models you shouldn’t ever tow a trailer. See the

Index

under

Towing

a Trailer.)

Uses such as found

taxi, police car or delivery

service.

If you do not use your vehicle under any of these

conditions, change both the fluid and filter every

100,000 miles

(160

000

km).

Spark Plug Replacement*-Replace spark plugs

with the proper type. See the

Index

under

Replacement Parts.

Spark

Plug Wire Inspection*+Inspect for

burns, cracks

other damage. Check the boot fit

at the coils and at the spark plugs. Replace wires

as needed.

Positive Crankcase Ventilation System

Inspection*-Inspect system for proper function.

Replace any

worn,

plugged or collapsed hoses or

seals. Replace valve only if necessary.

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