2009 PONTIAC G8 automatic transmission

At Least Once a Year
Starter Switch 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 starting this check, be
sure there is enough room
around the vehicle.
2. Firmly apply both the parking
brake and the regular brake.
SeeParking Brake on page 8-11.
Do not use the accelerator
pedal, and be ready to turn off
the engine immediately if it starts.
3. Try to start the engine in
each gear. The vehicle should
start only in P (Park) or
N (Neutral).
If the vehicle starts in any other
position, contact your
dealer/retailer for service.
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 starting this check, be
sure there is enough room
around the vehicle. It should be
parked on a level surface.
2. Firmly apply the parking brake.
SeeParking Brake on page 8-11.
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 P (Park) with
normal effort. If the shift lever
moves out of P (Park), 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 P (Park).
The ignition key should come out
only in LOCK/OFF.
Contact your dealer/retailer if
service is required.
11-10 Service and Maintenance

Parking Brake and Automatic
Transmission P (Park)
Mechanism Check
{CAUTION
When you are doing this check,
the vehicle could begin to move.
You or others could be injured
and property could be damaged.
Make sure there is room in front
of the 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 N (Neutral), slowly remove
foot pressure from the regular
brake pedal. Do this until the
vehicle is held by the parking
brake only.
To check the P (Park)
mechanism’s holding ability:
With the engine running, shift to
P (Park). 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.
Tire Sealant and
Compressor Kit
If the vehicle has a Tire Sealant and
Compressor Kit, check the sealant
expiration date printed on the
instruction label of the kit at least
once a year. See your dealer/retailer
for a replacement canister.
Service and Maintenance 11-11

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 Oil Engine 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,
see
Engine Oil on page 9-8 .
Engine Coolant 50/50 mixture of clean, drinkable water and use only DEX-COOL
®
Coolant. See
Engine Coolant on page 9-15 .
Hydraulic Brake System Hydraulic Brake Fluid. Use only GM Part No. U.S. 88958860,
in Canada 88901244, Super DOT-4 brake uid.
Windshield Washer Optikleen
®Washer Solvent.
Hydraulic Power Steering System DEXRON®-VI Automatic Transmission Fluid.
Automatic Transmission DEXRON®-VI Automatic Transmission Fluid.
Key Lock Cylinders Multi-Purpose Lubricant, Superlube (GM Part No. U.S. 12346241,
in Canada 10953474).
Hood Latch Assembly, Secondary Latch, Pivots, Spring Anchor, and Release Pawl Lubriplate 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 Hinges Multi-Purpose Lubricant, Superlube (GM Part No. U.S. 12346241,
in Canada 109435474).
Weatherstrip Conditioning Weatherstrip Lubricant (GM Part No. U.S. 3634770, in Canada 10953518)
or Dielectric Silicone Grease (GM Part No. U.S. 12345579,
in Canada 992887).
11-12 Service and Maintenance

A
Accessories and
Modications...................... 9-3
Accessory Power Outlets........ 4-9
Adding Equipment to Your
Airbag-Equipped Vehicle....1-32
Additives, Fuel.....................8-36
Add-On Electrical
Equipment.......................9-36
Air Cleaner/Filter, Engine.......9-11
Air Conditioning...............7-1, 7-4
Airbag
Passenger Status
Indicator.......................4-14
Readiness Light................4-13
System, Replacing Parts
After a Crash................1-33
Airbag System.....................1-20
Adding Equipment to Your
Airbag-Equipped
Vehicle........................1-32
Check.............................1-33
How Does an Airbag
Restrain?.....................1-25Airbag System (cont.)
Passenger Sensing
System........................1-27
Servicing Your
Airbag-Equipped
Vehicle........................1-31
What Makes an Airbag
Inate?........................1-25
What Will You See After
an Airbag Inates?........1-25
When Should an Airbag
Inate?........................1-23
Where Are the Airbags?.....1-22
Antenna, Fixed Mast............6-37
Antenna, XM™ Satellite
Radio Antenna System......6-37
Antilock Brake
System (ABS)..................8-18
Antilock Brake, System
Warning Light...................4-16
Appearance Care
Chemical Paint
Spotting.....................9-102
Exterior Cleaning..............9-98Appearance Care (cont.)
Finish Damage...............9-102
Interior Cleaning...............9-95
Sheet Metal Damage.......9-102
Underbody Maintenance . . . 9-102
Appointments, Scheduling
Service...........................12-8
Audio System........................ 6-1
Audio Steering Wheel
Controls.......................6-36
Fixed Mast Antenna..........6-37
Radio Reception...............6-36
Setting the Clock................ 6-2
Theft-Deterrent Feature......6-35
XM™ Satellite Radio
Antenna System............6-37
Audio System(s).................... 6-3
Automatic Climate Control
System............................. 7-4
Automatic Headlamp
System............................. 5-2
Automatic Transmission
Operation.......................... 8-6
INDEX i-1

Towing
Recreational Vehicle..........9-89
Towing a Trailer................9-89
Your Vehicle.....................9-88
Transmission Operation,
Automatic.......................... 8-6
Transmission Operation,
Manual............................8-10
Trunk.................................2-10
Turn and Lane-Change
Signals............................. 4-7
Turn Signal/Multifunction
Lever................................ 4-4
U
Uniform Tire Quality
Grading...........................9-62
V
Vehicle
Control............................8-17
Loading...........................8-30
Parking Your....................8-14
Running While Parked.......8-15Vehicle Data Recording
and Privacy....................12-16
Vehicle Identication
Number (VIN)...................10-1
Service Parts Identication
Label...........................10-1
Vehicle, Remote Start............. 2-6
Ventilation Adjustment............. 7-9
Visors.................................2-15
Voltmeter Gage....................4-15
W
Warning Lights, Gages and
Indicators........................4-10
Warnings
DIC Warnings and
Messages....................4-26
Hazard Warning Flashers.... 4-4
Wheels
Alignment and Tire
Balance.......................9-64
Different Size...................9-61
Replacement....................9-64
Where to Put the Restraint....1-40Windows.............................2-14
Power.............................2-15
Windshield
Washer............................. 4-8
Washer Fluid....................9-23
Wiper Blade
Replacement................9-24
Wiper Fuses....................9-36
Wipers.............................. 4-8
Winter Driving......................8-27
X
XM Radio Messages............6-24
XM™ Satellite Radio
Antenna System...............6-37
Y
Your Vehicle and the
Environment.....................11-2
i-10 INDEX