check engine PONTIAC GTO 2006 Service Manual

(g)Change automatic transmission ¯uid and ®lter if the
vehicle is mainly driven under one or more of these
conditions:
þIn heavy city traffic where the outside temperature
regularly reaches 90ÉF (32ÉC) or higher.
þIn hilly or mountainous terrain.
þWhen doing frequent trailer towing.
þUses such as found in taxi, police, or delivery
service.
þUses such as high performance operation.
(h)Drain, ¯ush, and re®ll cooling system. This service
can be complex; you should have your dealer perform
this service. See Engine Coolant on page 5-23 for
what to use. Inspect hoses. Clean radiator, condenser,
pressure cap, and ®ller neck. Pressure test the
cooling system and pressure cap.
(i)A ¯uid loss in any vehicle system could indicate a
problem. Have the system inspected and repaired and
the ¯uid level checked. Add ¯uid if needed.
(j)Visually inspect belt for fraying, excessive cracks, or
obvious damage. Replace belt if necessary.
(k)Drain, ¯ush, and re®ll brake hydraulic system (or
every two years, whichever occurs ®rst). This service
can be complex; you should have your dealer perform
this service. See Brakes on page 5-35
andRecommended Fluids and Lubricants on page 6-12.
Owner Checks and Services
These owner checks and services should be performed
at the intervals speci®ed to help ensure the safety,
dependability, and emission control performance of your
vehicle. Your GM Goodwrench
ždealer 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
in
Recommended Fluids and Lubricants on page 6-12.
At Each Fuel Fill
It is important to perform these underhood checks at
each fuel ®ll.
Engine Oil Level Check
Check the engine oil level and add the proper oil if
necessary. SeeEngine Oil on page 5-13for further
details.
Notice:It is important to check your oil regularly
and keep it at the proper level. Failure to keep your
engine oil at the proper level can cause damage
to your engine not covered by your warranty.
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2006 - Pontiac GTO Owner Manual

Engine Coolant Level Check
Check the engine coolant level and add DEX-COOLž
coolant mixture if necessary. SeeEngine Coolant
on page 5-23for further details.
Windshield Washer Fluid Level Check
Check the windshield washer ¯uid level in the windshield
washer ¯uid reservoir and add the proper ¯uid if
necessary.
At Least Once a Month
Tire In¯ation Check
Visually inspect your vehicle's tires and make sure they
are in¯ated to the correct pressures. Do not forget to
check the spare tire. See
Tires on page 5-51for further
details. Check to make sure the spare tire is stored
securely. See
Changing a Flat Tire on page 5-69.
Tire Wear Inspection
Tire rotation may be required for high mileage highway
drivers prior to the Engine Oil Life System service
noti®cation. Check the tires for wear and, if necessary,
rotate the tires. See
Tire Inspection and Rotation on
page 5-61.
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 you start, be sure you have enough room
around the vehicle.
2. Firmly apply both the parking brake and the regular
brake. See
Parking Brake on page 2-24.
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 PARK (P) or NEUTRAL (N). If
the vehicle starts in any other position, contact your
GM Goodwrench
ždealer for service.
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2006 - Pontiac GTO Owner Manual

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. See
Parking Brake
on page 2-24.
Be ready to apply the regular brake immediately if
the vehicle begins to move.
3. With the engine off, turn the ignition to ON, 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 GM Goodwrench
ždealer
for service.
Ignition Transmission Lock Check
While parked, and with the parking brake set, try to turn
the ignition to LOCK in each shift lever position.
·With an automatic transmission, the ignition should
turn to LOCK only when the shift lever is in
PARK (P). The key should come out only in LOCK.
·With a manual transmission, the key should
come out only in LOCK.
Contact your GM Goodwrench
ždealer if service is
required.
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2006 - Pontiac GTO Owner Manual

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 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.
Contact your GM Goodwrench
ždealer 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.
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2006 - Pontiac GTO Owner Manual

B
Backglass Antenna..........................................3-58
Battery..........................................................5-37
Run-Down Protection...................................3-16
Before Leaving on a Long Trip.........................4-21
Brake
Anti-Lock Brake System (ABS)........................ 4-7
Emergencies................................................ 4-9
Parking......................................................2-24
System Warning Light..................................3-27
Brakes..........................................................5-35
Braking........................................................... 4-6
Braking in Emergencies..................................... 4-9
Break-In, New Vehicle.....................................2-16
Bulb Replacement...........................................5-45
Front Turn Signal and Parking Lamps.............5-47
Halogen Bulbs............................................5-45
Headlamp Aiming........................................5-43
Headlamps.................................................5-45
Replacement Bulbs......................................5-49
Taillamps, Turn Signal, Stoplamps and
Back-up Lamps........................................5-48
Buying New Tires...........................................5-63
C
California Fuel.................................................. 5-6
California Proposition 65 Warning....................... 5-3
Capacities and Speci®cations............................5-90
Carbon Monoxide.....................2-9, 2-27, 4-24, 4-34
Care of
Safety Belts................................................5-79
Your CD Player...........................................3-57
Your CDs ...................................................3-57
Center Console Storage Area...........................2-30
Chains, Tire...................................................5-67
Charging System Light....................................3-26
Check
Engine Light...............................................3-28
Checking Things Under the Hood......................5-10
Chemical Paint Spotting...................................5-83
Child Restraints
Child Restraint Systems...............................1-31
Infants and Young Children...........................1-28
Lower Anchors and Tethers for Children..........1-37
Older Children.............................................1-25
Securing a Child Restraint in a Rear Seat
Position..................................................1-41
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2006 - Pontiac GTO Owner Manual

D
Daytime Running Lamps..................................3-14
Daytime Running Lamps Indicator Light.............3-32
Defensive Driving............................................. 4-2
Doing Your Own Service Work........................... 5-4
Dome Lamp...................................................3-16
Door
Locks.......................................................... 2-7
Power Door Locks......................................... 2-8
Programmable Automatic Door Locks............... 2-9
Driver
Position, Safety Belt.....................................1-12
Driving
At Night.....................................................4-16
City...........................................................4-19
Defensive..................................................... 4-2
Drunken....................................................... 4-3
Freeway.....................................................4-20
Hill and Mountain Roads..............................4-22
In Rain and on Wet Roads...........................4-17
Rocking Your Vehicle to Get it Out.................4-28
Winter........................................................4-24
E
Electrical System
Add-On Equipment......................................5-85
Engine Compartment Fuse Block...................5-88
Fuses and Circuit Breakers...........................5-86
Instrument Panel Fuse Block.........................5-86
Engine
Air Cleaner/Filter.........................................5-18
Battery.......................................................5-37
Check and Service Engine Soon Light............3-28
Coolant......................................................5-23
Coolant Temperature Gage...........................3-28
Engine Compartment Overview......................5-12
Exhaust.....................................................2-27
Oil .............................................................5-13
Oil Life System...........................................5-16
Overheating................................................5-26
Starting......................................................2-18
Entry Lighting.................................................3-16
Event Data Recorders (EDR)............................. 7-9
Exterior Lamps...............................................3-13
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2006 - Pontiac GTO Owner Manual

Manual Transmission
Fluid..........................................................5-21
Operation...................................................2-21
Mirrors
Manual Rearview Mirror................................2-29
Outside Convex Mirror.................................2-29
Outside Power Mirrors..................................2-29
MyGMLink.com................................................ 7-3
N
New Vehicle Break-In......................................2-16
Normal Maintenance Replacement Parts............6-14
O
Off-Road Recovery..........................................4-12
Oil
Engine.......................................................5-13
Oil, Engine Oil Life System..............................5-16
Older Children, Restraints................................1-25
One-to-Four Shift Light....................................3-26
Online Owner Center........................................ 7-3
Other Warning Devices...................................... 3-6
Outlet Adjustment............................................3-21
Outlet(s), Accessory Power...............................3-17Outside
Convex Mirror.............................................2-29
Power Mirrors.............................................2-29
Owner Checks and Services.............................. 6-8
P
Paint, Damage...............................................5-82
Park (P)
Shifting Into................................................2-24
Shifting Out of............................................2-26
Parking
Brake........................................................2-24
Over Things That Burn.................................2-27
Passing.........................................................4-13
Power
Accessory Outlet(s)......................................3-17
Door Locks.................................................. 2-8
Retained Accessory (RAP)............................2-17
Seat............................................................ 1-2
Steering Fluid.............................................5-33
Windows....................................................2-13
Pretensioners, Safety Belt................................1-24
Programmable Automatic Door Locks.................. 2-9
Q
Questions and Answers About Safety Belts.........1-11
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2006 - Pontiac GTO Owner Manual

R
Radiator Pressure Cap....................................5-26
Radios..........................................................3-44
Care of Your CD Player...............................3-57
Care of Your CDs........................................3-57
Radio with Six-Disc CD................................3-46
Setting the Time..........................................3-45
Theft-Deterrent............................................3-55
Understanding Reception..............................3-57
Rear Safety Belt Comfort Guides......................1-22
Rear Seat Passengers, Safety Belts..................1-19
Rearview Mirrors.............................................2-29
Reclining Seatbacks.......................................... 1-3
Recommended Fluids and Lubricants.................6-12
Recreational Vehicle Towing.............................4-34
Remote Keyless Entry System............................ 2-4
Remote Keyless Entry System, Operation............ 2-5
Removing the Flat Tire and Installing the
Spare Tire..................................................5-71
Removing the Spare Tire and Tools...................5-70
Replacement Bulbs.........................................5-49
Reporting Safety Defects
General Motors...........................................7-14
United States Government............................7-13
Restraint System Check
Checking the Restraint Systems....................1-53
Replacing Restraint System Parts
After a Crash..........................................1-53Retained Accessory Power (RAP)......................2-17
Right Front Passenger Position, Safety Belts......1-19
Roadside
Assistance Program....................................... 7-6
Rocking Your Vehicle to Get it Out....................4-28
Running the Engine While Parked.....................2-28
S
Safety Belt
Pretensioners..............................................1-24
Reminder Light............................................3-24
Safety Belts
Care of......................................................5-79
Driver Position............................................1-12
How to Wear Safety Belts Properly................1-11
Questions and Answers About Safety Belts.....1-11
Rear Safety Belt Comfort Guides...................1-22
Rear Seat Passengers.................................1-19
Right Front Passenger Position......................1-19
Safety Belt Use During Pregnancy.................1-19
Safety Belts Are for Everyone......................... 1-6
Shoulder Belt Height Adjuster........................1-18
Safety Warnings and Symbols.............................. iii
Scheduled Maintenance..................................... 6-4
Seatback Latches............................................. 1-5
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2006 - Pontiac GTO Owner Manual