brake OLDSMOBILE SILHOUETTE 2003 Repair Manual

Ignition Transaxle Lock Check
While parked, and with the parking brake set, try to turn
the ignition key to LOCK in each shift lever position.
The key should turn to LOCK only when the
The key should come out only in LOCK.
shift lever
is in PARK (P).
Parking Brake and Automatic Transaxle
Park
(P) Mechanism Che+
When you are doing this check, your vehicle
could begin to move.
You or others could be
injured and property could be damaged. Make
sure there is room in front
of your vehicle in
case it begins to roll. Be ready to apply the
regular brake at once should the vehicle begin
I to move. I
Park on a fairly steep hill, with the vehicle facing
downhill. Keeping your foot on the regular brake,
set the parking brake.
e To check the parking brake’s holding ability: With
the engine running and transaxle
in NEUTRAL (N),
slowly remove foot pressure from the regular
brake pedal.
Do this until the vehicle is held by
the parking brake only.
To check the PARK (P) mechanism’s holding ability:
With the engine running, shift to PARK (P). Then
release the parking brake followed by the regular
brake.
Underbody Flushing Service
At least every spring, use plain water to flush any
corrosive materials from the underbody. Take care to
clean thoroughly any areas where mud and other debris
can collect,
6-1 3

Throttle System Inspection
Inspect the throttle system for interference or binding,
and for damaged or missing parts. Replace parts
as needed. Replace any components that have high
effort or excessive wear.
Do not lubricate accelerator
and cruise control cables.
Transfer Case (Power Transfer Unit)
and Carrier Assembly-Differential
(Rear Drive Module) All-Wheel Drive
Inspection
Every 12 months or at engine oil change intervals,
check rear differential and transfer case and add
lubricant when necessary.
A fluid loss could indicate
a problem; check and have it repaired,
if needed.
Check vent hoses at transfer case and differential for
kinks and proper installation.
Brake System Inspection
Inspect the complete system. Inspect brake lines and
hoses for proper hook-up, binding, leaks, cracks,
chafing, etc. Inspect disc brake pads for wear and rotors
for surface condition.
Also inspect drum brake linings
for wear and cracks. Inspect other brake parts, including
drums, wheel cylinders, calipers, parking brake, etc.
Check parking brake adjustment.
You may need to
have your brakes inspected more often
if your driving
habits or conditions result in frequent braking.
6-1 5

Part D: Recommended Fluids
and Lubricants
Fluids and lubricants identified below by name, part
number or specification may be obtained from your
dealer.
Usage Engine oil with the American
Engine Oil Fluid/Lubricant
Petroleum Institute Certified for
Gasoline Engines starburst
symbol
of the proper viscosity.
To determine the preferred
viscosity for your vehicle’s engine, see
Engine Oil on
page
5- 14.
Engine Coolant 50/50 mixture of clean, drinkable
water and use only DEX-COOL
Coolant. See
Engine Coolant on
page
5-23.
Usage Fluid/Lubricant
Hydraulic Brake Delco Supreme
11 Brake Fluid
System or equivalent DOT-3 brake fluid.
Windshield GM Optikleen Washer Solvent
Washer Solvent or equivalent.
Power Steering GM Power Steering Fluid
System (GM Part
No. US. 1052884,
Automatic DEXRON-Ill Automatic
Transaxle Transmission Fluid.
Key Lock Multi-Purpose Lubricant,
Cylinders Superlube (GM Part No.
U.S.
in Canada 993294, or equivalent).
12346241, in Canada 10953474,
or equivalent).
Chassis Chassis Lubricant
Lubrication (GM Part
No. U.S. 12377985, in
Canada 88901 242, or equivalent)
or lubricant meeting requirements
of NLGl#2, Category LB or
GC-LB.
6-1 6

Service Publications Ordering
Information
Service Manuals
Service Manuals have the diagnosis and repair
information on engines, transmission, axle, suspension,
brakes, electrical, steering, body, etc.
RETAIL SELL PRICE: $120.00
Transmission, Transaxle, Transfer
Case Unit Repair Manual
This manual provides information on unit repair service
procedures, adjustments, and specifications for GM
transmissions, transaxles, and transfer cases.
RETAIL SELL PRICE: $50.00
Service Bulletins
Service Bulletins give technical service information
needed to knowledgeably service General Motors cars
and trucks. Each bulletin contains instructions to
assist in the diagnosis and service of your vehicle.
In Canada, information pertaining to Product Service
Bulletins can be obtained by contacting your General
Motors dealer or by calling 1-800-GM-DRIVE
(1 -800-463-7483).
Owner’s Information
Owner publications are written specifically for owners
and intended to provide basic operational information
about the vehicle. The owner’s manual will include
the Maintenance Schedule for all models.
In-Portfolio: Includes a Portfolio, Owner’s Manual, and
Warranty Booklet.
RETAIL SELL PRICE: $35.00
Without Portfolio: Owner’s Manual only.
RETAIL SELL PRICE: $25.00
7-1
0

Accessory Inflator ........................................... 5-68
Accessory Power Outlets
................................. 3-24
Adding Washer Fluid
....................................... 5-38
Additional Program Information
........................... 7-8
Additives, Fuel
..................... ,... . ......... 5-6
Add-on Electrical Equipment
................. ... 5-96
Adjusting the Captain's Chairs
(Second Row)
............................................. 1-13
Adjusting the Speakers (Balance/Fade)
............................ 3-66, 3-73, 3-82
Air Bag Readiness Light
.......................................... 3-43
Air Bag Systems
............................................. 1-69
Servicing Your Air Bag-Equipped Vehicle
......... 1-76
What Will You See After an
How Does
ari Air Bag Restrain? .................... 1-74
What Makes an Air Bag Inflate?
.................... 1-74
Air Bag Inflates?
...................................... 1-74
When Should an Air Bag Inflate?
................... 1-73
Where Are the Air Bags?
.............................. 1-71
~II 'clttmIw/t-lller, Eflyirle ................................. 5- IS
All Overseas Locations ....... ........................ 7-4
A: . nr- ~ . . I~.ER
All-Wheel Drive ............................................... 5-86
All-Wheel Drive
............................................... 5-50
All-Wheel Drive Disable Warning Message .......... 3-59
All-Wheel-Drive (AWD) System
......................... 4-1 1
Aluminum Wheels ........................................... 5-92 AM
............................................................. 3-103
Antenna, Fixed Mast
...................................... 3-105
Anti-lock Brake System (ABS)
............................ 4-7
Anti-Lock Brake, System Warning Light
.............. 3-45
Appearance Care
............................................ 5-87
Care
of Safety Belts .................................... 5-90
Cleaning the Inside of Your Vehicle
................ 5-87
Cleaning the Outside of Your Vehicle
.............. 5-90
Finish Damage
............................................ 5-92
Chemical Paint Spotting
............................... 5-93
GM Vehicle Care/Appearance Materials
.......... 5-93
Sheet Metal Damage
................................... 5-92
Underbody Maintenance
............................... 5-93
Weatherstrips
.............................................. 5-90
Theft-Deterrent System
............. ......... 2-70
Arming and Disarming the Content
Arming Confirmation
.................... ............ 2-28
Arming with the Power Lock Switch
... ......... 2-27
Arming with the Remote Keyless Entry
Transmitter
................................................. 2-28
Arming with Your Key
...................................... 2-28
Audio Speakers
.............................................. 3-93
hdl0 System(s) ............................................. 3-63
Audio Systems
Audio Steering Wheel Controls
.................... 3-102
Care of Your Cassette Tape Player
............... 3-103
Care of Your CD and DVD Player
................ 3-104
Care
of Your CDs and DVDs ....................... 3-104
Fixed Mast Antenna
................. ... 3-105

Audio Systems (cont.) Radio with Cassette and CD
......................... 3-71
Radio with CD
............................................ 3-64
Radio with Six-Disc CD
................................ 3-80
Rear Seat Audio (RSA)
...................... 3-98, 3-1 00
Setting the Time .......................................... 3-63
Theft-Deterrent Feature
............................... 3-1 01
Understanding Radio Reception
................... 3-1 03
Automatic Door Locks
..................................... 2-64
Automatic Level Control
................................... 4-35
Automatic Transaxle
Fluid
....................................................... 5-20
Automatic Transaxle Check
.............................. 6-1 1
Automatic Transaxle Shift Lock Control
System Check
................................... ... 6-12
Operation
................................................... 2-36
B
Backing
Up .................................................... 4-41
Battery
.......................................................... 5-43
Battery Replacement
......................................... 2-8
Battery Run-Down Protection
............................ 3-20
Before Leaving on a Long Trip
......................... 4-23
Before You Drive
............................................ 3-91
(Bench Seat)
.................................................. 1-37
Bench Seat, Split
............................................. 1-8
Body Lubrication Service
.................................. 6-1 1 Brake
Parking
.................................. .... 2-39
System Inspection
....................... ........ 6-15
System Warning Light
...................... .... 3-44
Brake Fluid
.................................................... 5-39
Brake Wear
................................................... 5-41
Brakes
.......................................................... 5-39
Braking
........................................................... 4-6
Braking in Emergencies
..................................... 4-9
Break-In, New Vehicle
..................................... 2-32
Bulb Replacement
........................................... 5-52
Halogen Bulbs
............................................ 5-52
Headlamps
................................................. 5-52
Front Turn Signal,
Sidemarker and
Parking Lamps
......................................... 5-54
Replacement Bulbs
...................................... 5-57
Taillamps, Turn Signal, Stoplamps and
Back-up Lamps
........................................ 5-56
Buying New Tires
........................................... 5-64
C
California Fuel .......................................... 5-6
Canada
..................................... .......... 7-4
Canadian Owners
....................... ................. II
Canadian Roadside Assistance ........................... 7-6
Canceling the Sliding Door
Security Lock
.............................................. 2-16

How to Use This Manual ................... .... ii
How to Wear Safety Belts Properly ............... 1-27
Hydroplaning
.................................................. 4-20
I
If No Steam Is Coming From
If Steam Is Coming From Your Engine ............... 5-27
If the Light Is Flashing ..................................... 3-49
If the Light Is On Steady ................................. 3-49
If You Are Stuck in Sand. Mud. Ice or Snow
....... 4-30
If You Do Decide To Pull A Trailer ..................... 4-37
Your
Engine
................................................ 5-28
If You’re Caught in a Blizzard ........................... 4-28
Ignition Positions
............................................. 2-32
Ignition Transaxle Lock Check
.......................... 6-13
Infants and Young Children, Restraints
............... 1-48
Inflation
- Tire Pressure ................................... 5-61
Inspection Brake System
............................................. 6-15
Engine Cooling System
................................ 6-14
Exhaust System
.......................................... 6-14
Fuel System
............................................... 6-14
Part C - Periodic Maintenance ....................... 6-14
Steering, Suspension and Front Drive Axle
Boot and Seal
..................................... 6-14 Inspection
(cont.)
Throttle System
........................................... 6-15
Transfer Care (Power Transfer Unit) and
Carrier Assembly-Differential
(Rear Drive Module) All-Wheel Drive
........... 6-15
Instrument Panel Cluster
..........................................
Overview ......................................
Switchbank ....................................
Instrument Panel Brightness ................
Instrument Panel Fuse Block ...............
Interior Lamps ...................................
Interior Lamps Control ........................
Interior Lamps Override ......................
Interior Plastic Components .................
....
.......... 3-40
........... 3-4
.......... 3-21
.......... 3-17
.......... 5-97
.......... 3-17
.......... 3-17
.......... 3-17
.......... 5-89
Jump Starting
......................... . 5-44
Key Lock Cylinders Service
................. .... .......... 6-11
Keyless Entry System
....................................... 2-5
Keys
............................................................... 2-3

L
Lamps Exterior
..... ......................................... 3-14
Lamps on Reminder
........................................ 3-14
Lap-§boulder Belt ................................... 1-28, 1-39
Interior
....................................................... 3-1 7
Lap Belt ........................................................ 1-37
Last Door Closed Locking
................................ 2-1 1
Last Door Locking ........................................... 2-65
LATCH System Child Restraints
......................................... 1-58
Securing a Child Restraint Designed for
the LATCH System
................................... 1-60
Leather ......................................................... 5-89
Leaving Your Vehicle With the
Liftgate
.......................................................... 2-22
Light
Air Bag Readiness
....................................... 3-43
LeavifiCJ
YGl.i7 L'shicle ....................................... L- n-i I3
Engine Running .......................................... 2-41
Anti-Lock Brake System Warning
................... 3-45
ut ane 3~31~1 I I v V~II I 111 3-44
Malfunction indicator .................. .......... 3-47
Safety Belt Reminder
................................... 3-42
TCS Warning Light
...................................... 3-46
Traction Control System (TCS) Warning
.......... 3-46
Lighted Vanity Mirror
....................................... 2-26
ne-i*- n a IAI - : .................................
Loading Your Vehicle ....................................... 4-34
Lockout Deterrent
........................................... 2-65
Lockout Protection
.......................................... 2-13
Locks
Automatic Door
........................................... 2-64
Door
........................................................... 2-9
Last Door Closed Locking
............................. 2-11
Leaving Your Vehicle .................................... 2-13
Lockout Protection
....................................... 2-13
Power Door
................................................ 2-10
Programmable Automatic Door Locks
............. 2-12
Loss
of Control ............................................... 4-16
Low Engine Oil Level Message
......................... 3-55
Low Fuel Warning Message
............................. 3-59
Low Oil Pressure Message ............................... 3-54
Luggage Carrier
.............................................. 2-56
Maintenance. Normal Replacement Parts .......... 5-1 05
Maintenance Schedule
At Fach F!!d Fill .................. ........... c;-!c!
At Least Once a Month ............. ........ 6-10
At Least Once a Year
........... ........ 6-11
At Least Twice a Year
.................................. 6-10
Brake System Inspection
.............................. 6-15
Engine Cooling System Inspection
................. 6-14
9

New Vehicle Break-In ...................................... 2-32
Normal Maintenance Replacement Parts
........... 5-1 05
Odometer ............................ ~ ~1 ...................... 3-41
Oil
Off -Road Recovery .......................................... 4-1 4
Engine
....................................................... 5-1 4
Pressure Message
....................................... 3-54
Older Children, Restraints
................................ 1-45
Onstar@ Personal Calling
................................. 2-48
OnStap Services
............................................ 2-47
Onstar@ System ............................................. 2-47
Onstar@ Virtual Advisor .................................... 2-48
Operation Tips
................................................ 3-31
Other Warning Devices
...................................... 3-6
Outside Operation
.............................................. 3-25, 3-28
Outlet Adjustment
............................................ 3-31
Convex iviirror
............................................. 2-46
Heated Mirrors ............................................ 2-46
Power Mirrors
............................................. 2-45
Overhead Console
.......................................... 2-55
Overhead Console Switchbank
.......................... 3-21 Overheated Engine Protection
Operating Mode
.......................................... 5-26
Owners, Canadian
............................................... ii
Owner’s Information
........................................ 7-10
. 3-22
Park Aid ........................................
Park (P)
Shifting Into ................................ ..... 2-40
Shifting Out of
......................... ..... 2-42
Parking Assist
......................... .................... 3-22
Brake
........................................................ 2-39
Over Things That Burn
................................. 2-43
Parking Brake and Automatic Transaxle
Park (P) Mechanism Check
........................... 6-13
Parking on Hills
.............................................. 4-42
Part
A - Scheduled Maintenance Services ............ 6-4
Part B
- Owner Checks and Services ................ 6-10
Part C
- Periodic Maintenance Inspections .......... 6-14
Part
D - Recommended Fluids and Lubricants .... 6-16
Part
E - Maintenance Record ........................... 6-18
Passenger Compartment Air Filter
..................... 3-37
Passing
................................................. 4-14, 4-41
PASS-Key@
Ill ................................................ 2-29
PASS-Key@
Ill Operation .................................. 2-30
11

Throttle System Inspection ..... ................ 6-15
Tilt Wheel
................................ ................. 3-7
Tire Inflation Check
...................................... 6-10
Tires
..................................................... 5-60, 5-92
Buying New Tires
........................................ 5-64
Chains
....................................................... 5-67
Changing a Flat Tire
.................................... 5-70
If a Tire Goes Flat ....................................... 5-69
Inflation
- Tire Pressure ............................... 5-61
Inspection and Rotation
................................ 5-62
Wheel Alignment and Tire Balance
................. 5-66
When It
Is Time for New Tires ...................... 5-63
To Use the Engine Coolant Heater
.................... 2-35
Top of the Instrument Panel
............................. 5-89
Top Strap Anchor Location
............................... 1-56
Total Weight on Your Vehicle’s Tires .................. 4-39
Towing
Recreational Vehicle
..................................... 4-32
Towing a Trailer
.......................................... 4-36
Your Vehicle
............................................... 4-32
Active Message
........................................... 3-53
Compact
Spare Tire
..................................... 5-86
Uniform Tire Quality Grading
......................... 5-65
Wheel Replacement
..................................... 5-66
Top Strap
...................................................... 1-55
Torque Lock
................................................... 2-42
Traction Control System (TCS)
.................................. 4-10 Traction
(cont.)
Control System Warning Light
....................... 3-46
Service Traction System Warning Message
..... 3-52
Trailer Brakes
................................................. 4-40
Trailer Wiring Harness
..................................... 4-43
Transaxle
Transaxle Operation, Automatic
......................... 2-36
Transfer Case (Power Transfer Unit)
.................. 5-50
Transmission, Transaxle, Transfer Case Unit Repair Manual
...................................... 7-10
Fluid, Automatic
........................................... 5-20
Transportation Options
...................................... 7-7
Trip Computer
................................................ 3-62
Turn and Lane-Change Signals
.......................... 3-8
Turn SignaVMultifunction Lever
........................... 3-7
Turn Signals When Towing a Trailer
.................. 4-42
Underbody Flushing Service
............................. 6-13
Underhood Fuse Block
................................... 5-100
Understanding Radio Reception
....................... 3-1 03
Uniform Tire Quality Grading ............................ 5-65
United States
................................................... 7-4
Used Replacement Wheels
.............................. 5-67
Using Cleaner on Fabric
.................................. 5-88
Using HomeLink@
........................................... 2-52
16