1993 BUICK SKYLARK suspension

Adjustable Ride Control System
(Option)
adjusts to a medium ride.
0 Sport - This provides a firm, sporty ride with
This suspension system option allows the driver to
adjust the ride comfort according to road conditions.
To select a ride comfort option, push one of these three
1 buttons:
i Soft - This provides a smooth, comfortable ride.
0 Auto - This setting automatically adjusts the system.
While traveling at speeds under
47 mph (75 km/h),
the system will adjust to the soft ride. Traveling at
speeds faster than
47 mph (75 km/h) the system
responsive handling and cQrnering.
When Auto or
Soft is selected, the system begins in the
Sport mode. It will also automatically change back to
the Sport mode when the vehicle _---lkes anabrupt start,
stop or a sharp turn.
The indicator lights for all the buttons will come on for about
5 seconds after the ignition is started as a system
check.
If all the indicator lights come on and stay on,
there may be a problem.
You should have your vehicle
inspected.

Explanation of Scheduled Maintenance equipped with grease fittings, lubricate the
Services suspension and steering linkage.
Below are explanations
of the services listed in $chediie ‘ ‘ 3. Throttle Body Mounting; Bolt Torque (3.3L Code . , I:
I and Schedule 11.
The proper fluids and lubricants to use are listed in
Section
D. 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.
NOTE:
To determine your engine’s displacement and
code, see “Engine 1dentific.ation” in the Index.
1. Engine Oil and Filter Change* -- Always use SG
Energy Conserving
I1 oils of proper viscosity. The
“SG, designation may be shown alone or in
combination with others, such as “SG/CC”,
“SG/CD” or “SF,
SG, CC,” etc. To determine the
preferred viscosity for your vehicle’s engine (e.g.,
SAE 5W-30 or SAE 10W-30), see “Engine Oil” in
the Index.
2. Chassis Lubrication -- Lubricate the transaxle shift
linkage, parking brake cable guides, underbody
contact points and linkage. If your vehicle is
An Emission Control Service.
N engine only)* -- Che& the torque of the
mounting bolts and/or nuts.
proper wear and maximum tire life, rotate your tires
following the instructions in this manual. See “Tires,
Inspection
& Rotation” in the Index, Check the tires
for uneven wear or damage. If you see irregular or
premature wear, check
the wheel alignment. Check
for damaged wheels also.
5. Engine Accessory Drive Belt@) Inspection --
Inspect the belt(s) for cracks, fraying, wear and
proper tension. Replace as needed.
6. Cooling System Service* -- Drain, flush and refill
the system with new or approved recycled coolant
conforming to GM Specification 1825M. Keep
coolant at the proper mixture as specified. See
“Coolant” in the Index. This provides proper freeze
protection, corrosion inhibitor level and engine operating temperature.
4. Tire and Wheel Rotation and Inspection -- For
The U.S. Environmental Protection Agency has determined that the failure to perform this maintenance item will not nullify the emission war\
ranty or limit recall liability prior to the completion of vehicle
useful life. General Motors, however, urges that all recommended maintenance services be performed at the indicated i\
ntervals and the maintenance be recorded in “Section EMaintenance Record”.
274

INSPECTION
OR SERVICE
Steering,
Suspension and
Front-Wheel-
Drive Axle
Boot and Seal
Inspection
Exhaust System
Inspection
Throttle
Linkage Inspection
WHAT SHOULD BE DONE
hspect the front and rear suspension
and steering system for damaged,
loose or missing parts, signs of wear,
or lack of lubrication. Inspect the
power steering lines and hoses for
proper hookup, binding, leaks, cracks, chafing, etc. Clean and then
inspect the drive axle boot seals for
damage, tears or leakage. Replace
seals
if necessary.
Inspect the complete exhaust system. Inspect the body near the
exhaust system. Look for broken,
damaged, missing or out-of-position
parts as well as open seams, holes,
loose connections,
or other
conditions which could cause a heat
build-up in the floor pan or could let
exhaust fumes into the vehicle. See
“Engine Exhaust” in the Index.
Inspect the throttle linkage for interference or binding, and for
damaged or missing parts. Replace
parts as needed.
“:
INSPECTION
OR SERVICE
Brake System
Inspection
WHAT SHOULD BE DONE
Inspect the complete system. Inspect
brake
lines and hoses for proper
hookup, binding, leaks, cracks, chafing,
etc.
Inspect disc brake pads for wear
and rotors for swrface condition.
Also
inspect Qwn brake linings for wear and
cracks. Inspect other brake
parts
including drums, wheel cylinders,
calipers parking brake, etc. The parking
brake is self-adjusting and no manual adjustment
is required. You may need
to have your brakes inspected more often
if your driving habits or
conditions result in frequent braking.
NOTE: A low brake fluid level can
indicate worn disc brake pads which
may
need to be serviced. Also, if the
brake system warning light stays on or
comes on, something may
be wrong
with the brake system. See “Brake System
Warning Light” in the Index. If
your anti-lock brake system warning
light stays
on, comes on or flashes,
something may
be wrong with the
anti-lock brake system. See “Anti-Lock
Brake System Warning Light”
in the
Index.
280 .~ . ~