automatic transmission PONTIAC GRAND PRIX 2008 Owner's Manual

Additional Required Services
The following services should be performed at the rst maintenance service (IorII) after the indicated miles (kilometers)
shown for each item.
Additional Required Services
Service and Miles (Kilometers)25,000
(40 000)50,000
(80 000)75,000
(120 000)100,000
(160 000)125,000
(200 000)150,000
(240 000)
Inspect fuel system for damage
or leaks.• •••••
Inspect exhaust system for loose
or damaged components.• •••••
Replace engine air cleaner lter. See
Engine Air Cleaner/Filter on page 5-20.•••
Change automatic transmission uid and
lter (severe service).See footnote (h).•••
Change automatic transmission uid
and lter (normal service).•
Replace spark plugs and inspect spark
plug wires.An Emission Control Service.•
Engine cooling system service
(or every ve years, whichever occurs
rst).An Emission Control Service.
See footnote (i).•
Inspect engine accessory drive belt.
An Emission Control Service.
See footnote (n).•
6-6

(h)Change automatic transmission fluid and filter if the
vehicle is mainly driven under one or more of these
conditions:
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.
Uses such as found in taxi, police,
or delivery service.
(i)Drain, flush, and refill cooling system. This service can
be complex; you should have your dealer/retailer perform
this service. See Engine Coolant on page 5-24 for what to
use. Inspect hoses. Clean radiator, condenser, pressure
cap, and filler neck. Pressure test the cooling system
and pressure cap.
(j)Check 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
or cruise control cables.
(k)A fluid loss in any vehicle system could indicate a
problem. Have the system inspected and repaired and
the fluid level checked. Add fluid if needed.
(m)If you drive regularly under dusty conditions,
inspect the filter at each engine oil change.
(n)Visually inspect belt for fraying, excessive cracks,
or obvious damage. Replace belt if necessary.Owner Checks and Services
These owner checks and services should be performed
at the intervals specied to help ensure the safety,
dependability, and emission control performance of your
vehicle. Your dealer/retailer can assist you with these
checks and services.
Be sure any necessary repairs are completed at once.
Whenever any uids or lubricants are added to your
vehicle, make sure they are the proper ones, as shown
inRecommended Fluids and Lubricants on page 6-12.
At Each Fuel Fill
It is important to perform these underhood checks at
each fuel fill.
Engine Oil Level Check
Notice:It is important to check the engine oil
regularly and keep it at the proper level. Failure to
keep the engine oil at the proper level can cause
damage to the engine not covered by your warranty.
Check the engine oil level and add the proper oil if
necessary. SeeEngine Oil on page 5-15.
6-8

Automatic Transmission Shift Lock
Control System Check
{CAUTION:
When you are doing this inspection, the
vehicle could move suddenly. If the vehicle
moves, you or others could be injured.
1. Before you start, be sure you have enough room
around the vehicle. It should be parked on a
level surface.
2. Firmly apply the parking brake. SeeParking Brake
on page 2-33.
Be ready to apply the regular brake immediately
if the vehicle begins to move.3. With the engine off, turn the ignition to ON/RUN,
but do not start the engine. Without applying the
regular brake, try to move the shift lever out
of PARK (P) with normal effort. If the shift lever
moves out of PARK (P), contact your dealer/retailer
for service.Ignition Transmission Lock Check
While parked, and with the parking brake set, try to turn
the ignition to LOCK/OFF in each shift lever position.
The ignition should turn to LOCK/OFF only
when the shift lever is in PARK (P).
The ignition key should come out only in
LOCK/OFF.
Contact your dealer/retailer if service is required.
6-10

Parking Brake and Automatic
Transmission Park (P) Mechanism Check
{CAUTION:
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 to move.Park on a fairly steep hill, with the vehicle facing
downhill. Keeping your foot on the regular brake,
set the parking brake.
To check the parking brake’s holding ability:
With the engine running and the transmission
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.
Contact your dealer/retailer if service is required.
Underbody Flushing Service
At least every spring, use plain water to ush any
corrosive materials from the underbody. Take care
to clean thoroughly any areas where mud and other
debris can collect.
6-11

Recommended Fluids and
Lubricants
Fluids and lubricants identied below by name,
part number, or specication can be obtained from
your dealer/retailer.
Usage Fluid/Lubricant
Engine OilEngine oil which meets GM
Standard GM6094M and displays
the American Petroleum Institute
Certied for Gasoline Engines
starburst symbol. To determine
the proper viscosity for your
vehicle’s engine, seeEngine Oil
on page 5-15.
Engine Coolant50/50 mixture of clean, drinkable
water and use only DEX-COOL
®
Coolant. SeeEngine Coolant
on page 5-24.
Hydraulic Brake
SystemDelco
®Supreme 11 Brake Fluid
or equivalent DOT-3 brake uid.
Windshield
WasherOptikleen
®Washer Solvent.
Usage Fluid/Lubricant
Power Steering
SystemGM Power Steering Fluid
(GM Part No. U.S. 89021184,
in Canada 89021186).
Automatic
TransmissionDEXRON
®-VI Automatic
Transmission Fluid.
Key Lock
CylindersMulti-Purpose Lubricant, Superlube
(GM Part No. U.S. 12346241,
in Canada 10953474).
Hood Latch
Assembly,
Secondary
Latch,
Pivots, Spring
Anchor, and
Release PawlLubriplate Lubricant Aerosol
(GM Part No. U.S. 12346293,
in Canada 992723) or lubricant
meeting requirements of NLGI #2,
Category LB or GC-LB.
Hood and Door
HingesMulti-Purpose Lubricant, Superlube
(GM Part No. U.S. 12346241,
in Canada 10953474).
Weatherstrip
ConditioningWeatherstrip Lubricant
(GM Part No. U.S. 3634770,
in Canada 10953518) or
Dielectric Silicone Grease
(GM Part No. U.S. 12345579,
in Canada 992887).
6-12

Audio System (cont.)
Theft-Deterrent Feature...............................3-115
XM™ Satellite Radio Antenna System...........3-118
Audio System(s).............................................3-95
Automatic Transmission
Fluid..........................................................5-22
Operation...................................................2-28
B
Backglass Antenna........................................3-117
Battery..........................................................5-45
Electric Power Management..........................3-22
Exterior Lighting Battery Saver......................3-19
Run-Down Protection...................................3-22
Brake
Emergencies................................................ 4-5
Brakes..........................................................5-41
System Warning Light..................................3-45
Braking........................................................... 4-3
Braking in Emergencies..................................... 4-5
Break-In, New Vehicle.....................................2-23
Bulb Replacement...........................................5-54
Back-Up Lamps...........................................5-59
Front Turn Signal, Parking and Fog Lamps.....5-57
Halogen Bulbs............................................5-54
Headlamp Aiming........................................5-51Bulb Replacement (cont.)
License Plate Lamps....................................5-60
Replacement Bulbs......................................5-60
Taillamps, Turn Signal, and Stoplamps............5-58
Buying New Tires...........................................5-78
C
Calibration.....................................................3-65
California Fuel.................................................. 5-6
California Perchlorate Materials Requirements....... 5-4
California Proposition 65 Warning....................... 5-3
Canadian Owners................................................ ii
Capacities and Specications..........................5-128
Carbon Monoxide...................2-14, 2-36, 4-17, 4-29
Care of
Safety Belts..............................................5-114
CD, MP3 .....................................................3-109
Center Console Storage Area...........................2-44
Chains, Tire...................................................5-84
Check
Engine Light...............................................3-50
Checking Things Under the Hood......................5-10
Chemical Paint Spotting.................................5-118
Child Restraints
Child Restraint Systems...............................1-35
Infants and Young Children...........................1-32
2

Fluid
Automatic Transmission................................5-22
Power Steering...........................................5-39
Windshield Washer......................................5-40
Fog Lamp
Fog ...........................................................3-18
Fog Lamp Light..............................................3-53
Folding Rear Seat............................................ 1-9
Folding Seatback, Passenger............................. 1-8
Front Reading Lamps......................................3-21
Fuel............................................................... 5-5
Additives...................................................... 5-6
California Fuel.............................................. 5-6
Filling a Portable Fuel Container....................5-10
Filling the Tank............................................. 5-8
Fuels in Foreign Countries.............................. 5-7
Gage .........................................................3-54
Gasoline Octane........................................... 5-5
Gasoline Specications.................................. 5-6
Running Out of...........................................2-37
Fuses
Fuses and Circuit Breakers.........................5-121
Instrument Panel Fuse Block.......................5-122
Underhood Fuse Block...............................5-124
Windshield Wiper.......................................5-121G
Gage
Engine Coolant Temperature.........................3-49
Fuel..........................................................3-54
Speedometer..............................................3-40
Tachometer.................................................3-40
Gasoline
Octane........................................................ 5-5
Specications............................................... 5-6
Glove Box.....................................................2-43
GM Mobility Reimbursement Program.................. 7-6
H
Hazard Warning Flashers................................... 3-6
Head Restraints............................................... 1-7
Headlamp
Aiming .......................................................5-51
Headlamp Wiring...........................................5-120
Headlamps
Bulb Replacement.......................................5-54
Daytime Running Lamps...............................3-17
Exterior Lamps............................................3-16
Flash-to-Pass............................................... 3-9
Front Turn Signal, Parking and Fog Lamps.....5-57
Halogen Bulbs............................................5-54
Headlamps and Sidemarker Lamps................5-54
6

Tires (cont.)
Different Size..............................................5-80
If a Tire Goes Flat.......................................5-85
Ination - Tire Pressure................................5-69
Inspection and Rotation................................5-75
Installing the Spare Tire..............................5-100
Pressure Monitor Operation...........................5-72
Pressure Monitor System..............................5-71
Removing the Flat Tire...............................5-100
Removing the Spare Tire and Tools...............5-98
Storing a Flat or Spare Tire and Tools..........5-107
Tire Sealant and Compressor Kit...................5-86
Tire Sidewall Labeling..................................5-63
Tire Terminology and Denitions....................5-66
Uniform Tire Quality Grading.........................5-80
Wheel Alignment and Tire Balance.................5-82
Wheel Replacement.....................................5-82
When It Is Time for New Tires......................5-77
Towing
Recreational Vehicle.....................................4-27
Towing a Trailer..........................................4-29
Your Vehicle...............................................4-27Traction
Control System (TCS).................................... 4-6
Control System Warning Light.......................3-47
Enhanced Traction System (ETS).................... 4-7
Enhanced Traction System (ETS)
Warning Light..........................................3-48
Stabilitrak
®Plus System................................. 4-8
Transmission
Fluid, Automatic...........................................5-22
Up-Shift Light..............................................3-45
Transmission Operation, Automatic....................2-28
Trunk............................................................2-14
Turn and Lane-Change Signals.......................... 3-8
Turn Signal/Multifunction Lever........................... 3-7
U
Uniform Tire Quality Grading............................5-80
Up-Shift Light.................................................3-45
Using this Manual............................................... iii
13