Downloaded from www.Manualslib.com manuals search engine Maintenance Schedule II - Gasoline Engines With
Heavy Duty Emissions
1 Lvntinued)
0 Rotate tires. See “Tire Inspection and Rotation” in the Index for proper
rotation pattern and additional information.
I DATE I ACTUALMILEAGE I SERVICED BY: I
24,000 Miles (40 000 km)
Change engine oil and filter (or every 12 months, whichever occurs
first).
An Emission Control Service.
0 Lubricate the front suspension, king pin bushings, steering linkage,
transmission shift linkage, transfer case shift linkage, parking brake
cable guides, rear driveline center splines, front axle propshaft splines,
brake pedal springs and clutch pedal springs.
Ball joints and king pin
bushings should not be lubricated unless their temperature
is 10” F
(-12” C), or higher. When weather is cold, let the ball joints and king
pin bushings warm up before lubrication or
they could be damaged.
Perform each of the listed lubrication service items
at this mileage
interval (or every
12 months, whichever occurs first).
0 Check readfront axle fluid level and add fluid as needed. Check
constant velocity joints and axle seals for leaking.**
0 Inspect engine accessory drive belts (or every 24 months, whichever
occurs first).
An Emission Control Service.
0 Drain, flush and refill cooling system (or every 24 months, whichever
occurs first). See “Engine Coolant”
in the Index for what to use.
Inspect hoses. Clean radiator, condenser, pressure cap and neck.
Pressure test the cooling system and pressure cap.
An Emission Control
Service.
Replace air cleaner filter. An Emission Control Service.
0 Replace fuel filter. An Emission Control Service.
DATE I ACTUALMILEAGE I SERVICED BY:
7-55
Downloaded from www.Manualslib.com manuals search engine Maintenance Schedule II .- Gasoline Engines With
Heavy Duty Emissions I
(Continued)
Rotate tires. See “Tire Inspection and Rotation” in the Index for proper
rotation pattern and additional information.
I DATE I ACTUALMILEAGE I SERVICED BY I
48,000 Miles (80 000 km)
0
0
0
0
0
0
Change engine oil and filter (or every 12 months, whichever occurs
first).
An Emission Control Service.
Lubricate the front suspension, king pin bushings, steering linkage,
transmission shift linkage, transfer case shift linkage, parking brake
cable guides, rear driveline center splines, front axle propshaft splines,
brake pedal springs and clutch pedal springs. Ball joints and king pin
bushings should not be lubricated unless their temperature is
IO” F
(-12” C), or higher. When weather is cold, let the ball joints and king
pin bushings warm up before lubrication
or they could be damaged.
Perform each of
the listed lubrication service items at this mileage
interval (or every 12 months, whi2hever occurs first).
Check readfront axle fluid level and add fluid
as needed. Check
constant velocity joints and axle seals for leaking.**
Inspect engine accessory drive belts (or every 24 months, whichever
occurs first).
An Emission Control Service.
Inspect camshaft timing belt. An Emission Control Service.
Drain, flush and refill cooling system (or every 24 months, whichever
occurs first). See “Engine Coolant”
in the Index for what to use.
Inspect hoses. Clean radiator, condenser, pressure cap and neck.
Pressure test the cooling system and pressure cap.
An Emission Control
Service.
Replace spark plugs. An Emission Control Service.
(Continued)
7-5 8
Downloaded from www.Manualslib.com manuals search engine (Continued)
0 Rotate tires. See “Tire Inspection and Rotation’’ in the Index for proper
rotation pattern and additional information.
See “Tires” in the Index.
0 Check readfront axle fluid level and add fluid as needed. Check
constant velocity joints and axle seals for leaking.
**
DATE SERVICED BY: ACTUAL MILEAGE I I
30,000 Miles (48 000 km)
17 Change engine oil and filter (or every 3 months, whichever occurs
17 Lubricate the front suspension, king pin bushings, steering linkage,
transmission shift linkage, transfer case shift linkage, parking brake
cable guides, rear driveline center splines, front axle propshaft splines,
brake pedal springs and clutch pedal springs. Ball joints and king pin
bushings should not be lubricated unless their temperature is
10” F
(-12” C), or higher. When weather is cold, let the ball joints and king
pin bushings warm up before lubrication or they could be damaged.
Perform each
of the listed lubrication service items at this mileage
interval (or every
12 months, whichever occurs first).
first).
An Emission Control Service.
0 Drain, flush
and refill the cooling system with new coolant (or every 24
months, whichever occurs first). See “Engine Coolant” in the Index for
what to
use. An Emission Control Service.
Also inspect the hoses and replace them if they are cracked, swollen or
deteriorated. Tighten all
hose clamps (except constant tension clamps).
Remove debris and clean the outside
of the radiator and air
conditioning condenser. Wash the radiator neck.
To ensure proper
operation, pressure test the radiator and cap.
(Continued)
7-84
Downloaded from www.Manualslib.com manuals search engine (Continued)
0 Rotate tires. See “Tire Inspection and Rotation” in the Index for proper
rotation pattern and additional information. See “Tires” in the Index.
0 Check readfront axle fluid level and add fluid as needed. Check
constant velocity joints and axle seals for leaking.
**
60,000 Miles (100 000 km)
0 Change engine oil and filter (or every 3 months, whichever occurs
0 Lubricate the front suspension, king pin bushings, steering linkage,
transmission shift linkage, transfer case shift linkage, parking brake
cable guides, rear driveline center splines, front axle propshaft splines,
brake pedal springs and clutch pedal springs. Ball joints and king pin
bushings should
not be lubricated unless their temperature is 10” F
(-12” C), or higher. When weather is cold, let the ball joints and king
pin bushings warm up before lubrication or they could be damaged.
Perform each
of the listed lubrication service items at this mileage
interval (or every
12 months, whichever occurs first).
0 Drain, flush and refill the cooling system with new coolant (or every 24
months, whichever occurs first). See “Engine Coolant” in the Index for
what to use.
An Emission Control Service.
Also inspect the hoses and replace them if they are cracked, swollen or
deteriorated. Tighten all hose clamps (except constant tension clamps).
Remove debris and clean the outside of
the radiator and air
conditioning condenser. Wash
the radiator neck. To ensure proper
operation, pressure test
the radiator and cap.
first).
An Emission Control
Service.
(Continued)
7-90
Downloaded from www.Manualslib.com manuals search engine Part B: Owner Checks and Services
Listed below are owner checks and services which should be performed at
the intervals specified to help ensure the safety, dependability and emission
control performance
of your vehicle.
Be sure any necessary repairs are completed at once. Whenever any fluids
or lubricants are added
to your vehicle, make sure they are the proper ones,
as shown in Part
D.
At Each Fuel Fill
It is important for you or u service station attendant to perjorm these
underhood checks at each fuel
fill.
Engine Oil Level
Check the engine oil level and add the proper oil if necessary. See “Engine
Oil” in the Index for further details.
Engine Coolant Level
Check the engine coolant level and add the proper coolant mix if necessary.
See “Coolant”
in the Index for further details.
Windshield Washer Fluid Level
Check the windshield washer fluid level in the windshield washer tank and
add the proper fluid
if necessary. See “Windshield Washer Fluid” in the
Index for further details.
At Least Once a Month
lire Inflation
Check tire inflation. Make sure tires are inflated to the pressures specified
on the Certificationire label which is located on the rear edge
of the
driver’s door or
on the incomplete vehicle document in the cab. See “Tires”
in the Index for further details.
Cassette Deck
Clean cassette deck. Cleaning should be done every 50 hours of tape play.
See “Audio Systems” in the Index for further details.
Downloaded from www.Manualslib.com manuals search engine Part D: Recommended Fluids and Lubricants
NOTE: Fluids and lubricants identified below by name, part number or
specification may be obtained from your GM dealer.
USAGE
Engine Oil (Gasoline Engine)
Engine Oil (Diesel Engine)
Engine Coolant
Coolant Supplement Hydraulic Brake System
Hydraulic Clutch System
Parking Brake Cables
FLUIDLUBRICANT
Engine oil with the American
Petroleum Institute Certified For
Gasoline Engines “Starburst”
symbol of the proper viscosity. To
determine the preferred viscosity
for your vehicle’s engine, see
“Engine Oil”
in the Index.
Engine oil
with the letters CF4SH
is best for your vehicle. However,
if
CF-4/SH is not available, you may
use CF-4/SG or CE/SH or CE/SG
oil. These letters show American
Petroleum Institute (API) levels
of
quality. They may be listed in
reverse order, SHKF-4 or other
letters such as, SH/CD, CE, CF-4.
To determine the preferred viscosity
for your vehicle’s diesel engine, see
“Engine Oil”
in the Index.
50/50 mixture of water and a good
quality ethylene glycol base
antifreeze or an approved recycled
coolant conforming to GM
Specification 6038-M.
GM Part
No. 3634621 or equivalent
with a complete flush and refill.
Delco Supreme 11 Brake Fluid
(GM Part No. 1052535 or
equivalent DOT-3 brake fluid).
Hydraulic Clutch Fluid (GM Part
No. 12345347 or equivalent).
Chassis Lubricant (GM Part
No. 1052497 or equivalent) or
lubricant meeting requirements of
NLGI Grade
2, Category LB or
GC-LB.