2005 CHEVROLET CORVETTE coolant

Scheduled Maintenance
Service MaintenanceIMaintenanceII
Change engine oil and lter. SeeEngine Oil on page 5-13. Reset oil life
system. SeeEngine Oil Life System on page 5-16.An Emission Control
Service.••
Visually check for any leaks or damage.See footnote (g).••
Inspect engine air cleaner lter. If necessary, replace lter. SeeEngine Air
Cleaner/Filter on page 5-18.See footnote (k).•
Check tire ination pressures and tire wear. SeeTires on page 5-51.••
Inspect brake system.See footnote (a).••
Check engine coolant and windshield washer uid levels and add uid
as needed.••
Perform any needed additional services. See “Additional Required Services” in
this section.••
Inspect suspension and steering components.See footnote (b).•
Inspect engine cooling system.See footnote (c).•
Inspect wiper blades.See footnote (d).•
Inspect restraint system components.See footnote (e).•
Lubricate body components.See footnote (f).•
Replace passenger compartment air lter.See footnote (j).•
6-5

(h)Change automatic transmission uid and lter 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.
Uses such as high performance operation.
(i)Drain, ush, and rell cooling system. This service
can be complex; you should have your dealer perform
this service. See Engine Coolant on page 5-21 for
what to use. Inspect hoses. Clean radiator, condenser,
pressure cap, and ller neck. Pressure test the
cooling system and pressure cap.
(j)If you drive regularly under dusty conditions, the lter
may require replacement more often.
(k)If you drive regularly under dusty conditions, inspect
the lter at each engine oil change.
(l)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 GM Goodwrench
®dealer 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.
6-8

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.
Engine Coolant Level Check
Check the engine coolant level and add DEX-COOL®
coolant mixture if necessary. SeeEngine Coolant
on page 5-21for further details.
Windshield Washer Fluid Level Check
Check the windshield washer uid level in the windshield
washer tank and add the proper uid if necessary.
At Least Once a Month
Tire Inspection and Ination Check
Visually inspect your tires for wear and make sure tires
are inated to the correct pressures. SeeTires on
page 5-51for further details.
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. SeeParking Brake on page 2-30.
Do not use the accelerator pedal, and be ready to
turn off the engine immediately if it starts.
6-9

Recommended Fluids and
Lubricants
Fluids and lubricants identied below by name, part
number or specication may be obtained from your
dealer.
Usage Fluid/Lubricant
Engine OilThe engine requires a special
engine oil meeting GM
Standard GM4718M. Oils meeting
this standard may be identied as
synthetic, and should also be
identied with the American
Petroleum Institute Certied for
Gasoline Engines starburst symbol.
However, not all synthetic API oils
with the starburst symbol will meet
this GM standard. You should look
for and use only an oil that meets
GM Standard GM4718M. GM
Goodwrench
®oil meets all the
requirements for your vehicle. For
the proper viscosity, seeEngine Oil
on page 5-13.
Usage Fluid/Lubricant
Engine Coolant50/50 mixture of clean, drinkable
water and use only DEX-COOL
®
Coolant. SeeEngine Coolant on
page 5-21.
Hydraulic
Brake SystemDelco Supreme 11 Brake Fluid or
equivalent DOT-3 brake uid.
Windshield
Washer SolventGM Optikleen
®Washer Solvent.
Hydraulic
Clutch SystemHydraulic Clutch Fluid. Use only
GM Part No. U.S. 88958860, in
Canada 88901244, Super DOT-4
brake uid.
Power Steering
SystemGM Power Steering Fluid
(GM Part No. U.S. 89021184, in
Canada 89021186).
Chassis
Lubrication
(Rear Toe-Link
Outer Ends with
Z51 Option)Chassis Lubricant
(GM Part No. U.S. 12377985, in
Canada 88901242) or lubricant
meeting requirements of NLGI #2,
Category LB or GC-LB.
Manual
TransmissionDEXRON
®-III Automatic
Transmission Fluid. Look for
“Approved for the H-Specication”
on the label.
6-12

Convertible Top......................................2-57, 2-64
Coolant
Engine Temperature Gage............................3-41
Heater, Engine............................................2-24
Surge Tank Pressure Cap.............................5-24
Cooling System..............................................5-26
Courtesy Lamps.............................................3-19
Cruise Control................................................3-11
Cupholder(s)..................................................2-46
Customer Assistance Information
Courtesy Transportation.................................. 7-7
Customer Assistance for Text
Telephone (TTY) Users............................... 7-4
Customer Assistance Offices........................... 7-4
Customer Satisfaction Procedure..................... 7-2
GM Mobility Reimbursement Program............... 7-5
Reporting Safety Defects to General Motors....7-11
Reporting Safety Defects to the
Canadian Government..............................7-10
Reporting Safety Defects to the
United States Government.........................7-10
Roadside Assistance Program......................... 7-5
Service Publications Ordering Information........7-11DDaytime Running Lamps..................................3-16
Defensive Driving............................................. 4-2
Diversity Antenna System.................................3-99
Doing Your Own Service Work........................... 5-4
Door
Automatic Door Locks..................................2-13
Locks........................................................2-10
Power Door Locks.......................................2-12
Programmable Automatic Door Unlock............2-13
Driver
Position, Safety Belt.....................................1-13
Driver Information Center (DIC).........................3-49
DIC Controls and Displays............................3-49
DIC Vehicle Personalization..........................3-69
DIC Warnings and Messages........................3-54
Other Messages..........................................3-68
Driving
At Night.....................................................4-17
City...........................................................4-21
Defensive..................................................... 4-2
Drunken....................................................... 4-2
Freeway.....................................................4-22
Hill and Mountain Roads..............................4-24
In Rain and on Wet Roads...........................4-19
Racing or Other Competitive Driving...............2-23
Rocking Your Vehicle to Get it Out.................4-31
Winter........................................................4-26
Dual Automatic Climate Control System.............3-25
4

E
Electrical System
Add-On Equipment......................................5-85
Engine Compartment Fuse Block...................5-89
Fuses and Circuit Breakers...........................5-85
Headlamp Wiring.........................................5-85
Instrument Panel Fuse Block.........................5-86
Power Windows and Other Power Options......5-85
Windshield Wiper Fuses...............................5-85
Engine
Air Cleaner/Filter.........................................5-18
Battery.......................................................5-37
Check and Service Engine Soon Light............3-42
Coolant......................................................5-21
Coolant Heater............................................2-24
Coolant Temperature Gage...........................3-41
Drive Belt Routing.......................................6-15
Engine Compartment Overview......................5-12
Exhaust.....................................................2-33
Oil .............................................................5-13
Oil Life System...........................................5-16
Oil Pressure Gage.......................................3-46
Overheated Protection Operating Mode...........5-26
Overheating................................................5-24
Racing or Other Competitive Driving...............2-23
Starting......................................................2-22
Entry/Exit Lighting...........................................3-19Event Data Recorders (EDR)............................. 7-8
Extended Mobility Tires....................................5-56
Extender, Safety Belt.......................................1-20
Exterior Lamps...............................................3-15
Exterior Lighting Battery Saver..........................3-19
F
Filter
Engine Air Cleaner......................................5-18
Finish Damage...............................................5-82
Flash-to-Pass................................................... 3-9
Flat Tire........................................................5-73
Floor Mats.....................................................2-47
Fluid
Automatic Transmission................................5-20
Manual Transmission....................................5-20
Power Steering...........................................5-31
Windshield Washer......................................5-33
Fog Lamp Light..............................................3-47
Fog Lamps....................................................3-17
Front Air Dam................................................2-20
Fuel............................................................... 5-5
Additives...................................................... 5-6
California Fuel.............................................. 5-5
Filling a Portable Fuel Container..................... 5-9
Filling Your Tank........................................... 5-7
5

Fuel (cont.)
Fuels in Foreign Countries.............................. 5-6
Gage.........................................................3-48
Gasoline Octane........................................... 5-5
Gasoline Specications.................................. 5-5
Fuses
Engine Compartment Fuse Block...................5-89
Fuses and Circuit Breakers...........................5-85
Instrument Panel Fuse Block.........................5-86
Windshield Wiper.........................................5-85
G
Gage
Engine Coolant Temperature.........................3-41
Engine Oil Pressure.....................................3-46
Fuel..........................................................3-48
Speedometer..............................................3-34
Tachometer.................................................3-34
Voltmeter Gage...........................................3-37
Garage Door Opener.......................................2-42
Gasoline
Octane........................................................ 5-5
Specications............................................... 5-5
Glove Box.....................................................2-46
GM Mobility Reimbursement Program.................. 7-5
H
Hatch/Trunk...................................................2-14
Hazard Warning Flashers................................... 3-6
Headlamp Wiring............................................5-85
Headlamps
Bulb Replacement.......................................5-44
Daytime Running Lamps...............................3-16
Flash-to-Pass............................................... 3-9
Halogen Bulbs............................................5-45
Headlamps, Front Turn Signal, and
Parking Lamps.........................................5-45
High Intensity Discharge (HID) Lighting...........5-44
High/Low Beam Changer................................ 3-9
On Reminder..............................................3-16
Sidemarker Lamps.......................................5-47
Wiper Activated...........................................3-16
Head-Up Display (HUD)...................................3-20
Heated Seats................................................... 1-4
Heater...........................................................3-25
Highbeam On Light.........................................3-47
Highway Hypnosis...........................................4-24
Hill and Mountain Roads..................................4-24
HomeLink
®Wireless Control System.................2-42
HomeLink®Wireless Control System Operation.....2-43
6