radiator cap PONTIAC GRAND PRIX 2004 User Guide

90,000 Miles (150 000 km)
qReplace engine air cleaner ®lter. SeeEngine Air
Cleaner/Filter on page 5-22for more information.An Emission Control Service.
qFor supercharged engines only: Check the
supercharger oil level and add the proper
supercharger oil as needed (or every 36 months,
whichever occurs ®rst). See
Part D: Recommended
Fluids and Lubricants on page 6-16.An Emission
Control Service. (See footnote ².)
qRotate tires. SeeTire Inspection and Rotation on
page 5-71for proper rotation pattern and additional
information.(See footnote +.)
qReplace passenger compartment air ®lter. If you
drive regularly under dusty conditions, the ®lter
may require replacement more often.
97,500 Miles (162 500 km)
qRotate tires. SeeTire Inspection and Rotation on
page 5-71for proper rotation pattern and additional
information.(See footnote +.)
100,000 Miles (166 000 km)
qInspect spark plug wires.An Emission Control
Service.
qReplace spark plugs.An Emission Control Service.
qChange automatic transaxle ¯uid and ®lter if the
vehicle is mainly driven under one or more of
these conditions:
þ In heavy city traffic where the outside
temperature regularly reaches 90ÉF (32ÉC) or
higher.
þ In hilly or mountainous terrain.
þ When doing frequent trailer towing.
þ Uses such as found in taxi, police or delivery
service.
qIf you haven't used your vehicle under severe service
conditions listed previously and, therefore, haven't
changed your automatic transaxle ¯uid, change both
the ¯uid and ®lter.
150,000 Miles (240 000 km)
qDrain, ¯ush and re®ll cooling system (or every
60 months since last service, whichever occurs ®rst).
See
Engine Coolant on page 5-26for what to use.
Inspect hoses. Clean radiator, condenser, pressure
cap and neck. Pressure test the cooling system
and pressure cap.
An Emission Control Service.
qInspect engine accessory drive belt.An Emission
Control Service.
6-9

Engine Cooling System Inspection
Inspect the hoses and have them replaced if they
are cracked, swollen or deteriorated. Inspect all pipes,
®ttings and clamps; replace as needed. Clean the
outside of the radiator and air conditioning condenser.
To help ensure proper operation, a pressure test of
the cooling system and pressure cap is recommended
at least once a year.
Throttle System Inspection
Inspect the throttle pedal 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.
Brake System Inspection
Inspect the complete system. Inspect brake lines and
hoses for proper hook-up, binding, leaks, cracks,
cha®ng, etc. Inspect disc brake pads for wear and rotors
for surface condition. Inspect other brake parts,
including 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.
6-15

Q
Questions and Answers About Safety Belts.........1-14
R
Radiator Pressure Cap....................................5-29
Radio Data System (RDS)............3-89, 3-100, 3-114
Radio Messages...................................3-95, 3-106
Radios..........................................................3-88
Care of Your Cassette Tape Player...............3-130
Care of Your CD Player..............................3-131
Care of Your CDs......................................3-131
Radio with Cassette and CD.......................3-100
Radio with CD............................................3-89
Radio with Six-Disc CD..............................3-114
Setting the Time..........................................3-88
Theft-Deterrent..........................................3-128
Understanding Reception............................3-130
RDS Messages...........................3-94, 3-105, 3-120
READING LAMP ON.......................................3-78
Rear Assist Handle Reading Lamps...................3-18
Rear Safety Belt Comfort Guides......................1-26
Rear Seat Passenger Positions.........................1-23
Rear Seat Passengers, Safety Belts..................1-23
Rearview Mirror with OnStar
ž...........................2-33
Rearview Mirrors.............................................2-33
Recirculation..................................................3-28Reclining Seatbacks.......................................... 1-6
Recreational Vehicle Towing.............................4-33
REDUCED ENGINE POWER...........................3-79
Remote Keyless Entry System............................ 2-4
Remote Keyless Entry System, Operation............ 2-5
Remote Trunk Release....................................2-10
Removing the Flat Tire and Installing the
Spare Tire..................................................5-82
Removing the Spare Tire and Tools...................5-80
Removing Wheel Nut Caps..............................5-82
Replacement Bulbs.........................................5-66
Replacing Brake System Parts..........................5-48
Replacing Restraint System Parts
After a Crash..............................................1-57
Reporting Safety Defects
Canadian Government..................................7-10
General Motors...........................................7-10
United States Government.............................. 7-9
Restraint System Check...................................6-11
Checking Your Restraint Systems...................1-56
Replacing Restraint System Parts
After a Crash..........................................1-57
Restraint Systems
Checking....................................................1-56
Replacing Parts...........................................1-57
Retained Accessory Power (RAP)......................2-19
Right Front Passenger Position, Safety Belts......1-23
RIGHT FRONT TURN LAMP OUT....................3-79
RIGHT REAR TURN LAMP OUT......................3-80
11