1996 CHEVROLET SUBURBAN Owners Manual

Maintenance Schedule I - Gasoline Engines Heavy
Duty Emissions
(Continued)
0 Check readfront axle fluid level and add fluid as needed. Check
constant velocity joints and axle seals for leaking.**
0 Rotate tires. See “Tire Inspection and Rotation” in the Index for proper
rotation pattern and additional information.
DATE SERVICED BY ACTUAL MILEAGE
45,000 Miles (75 000 km)
0 Change engine oil and filter (or every 3 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).
Check readfront axle fluid level and add fluid as needed. Check
constant velocity joints and axle seals for leaking.**
DATE SERVICED BY: ACTUAL MILEAGE
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Maintenance Schedule I - Gasoline Engines Heavy
Duty Emissions
48,000 Miles (80 000 km)
0
0
0
0
0
0
Change engine oil and filter (or every 3 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 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).
Check readfront axle fluid level and add fluid
as needed. Check
constant velocity joints and axle seals for leaking.‘””
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.
Replace air cleaner filter. Replace filter more often under dusty
conditions.
An Emission Control Service.
For 2-Wheel Drive vehicles only: Clean and repack the front wheel
bearings (or at each brake relining, whichever occurs first).
Replace
fuel filter. Replace filter sooner if it is clogged.?
Adjust timing
to underhood label specifications. Inspect the inside and
outside
of the distributor cap and rotor for cracks, carbon tracking and
corrosion. Clean or replace
as needed. An Emission Control Service.
This is a Noise Emission Control Service.
If your vehicle has a thermostatically controlled air cleaner, inspect all
hoses and ducts for proper hook-up. Be sure the valve works properly.
An Emission Control Service. This is a Noise Emission Control
Service.
(Continued)
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Maintenance Schedule I - Gasoline Engines Heavy
Duty Emissions
(Continued)
0
0
0
Inspect accessory drive (serpentine) belt for cracks, fraying and wear
and check belt for proper tension. Adjust or replace belt as needed.
An
Emission Control Service.
Inspect shields and underhood insulation for damage or looseness.
Adjust or replace as required.
This is a Noise Emission Control
Service. Applicable only to vehicles sold in the United States.\

Check the air intake system installation to assure that gaskets are
properly sealed and that all hose connections, fasteners and other
components are tight. Also check to be sure that the air cleaner housing
is properly seated, the cover fits tightly and the wing nuts are tight.
Tighten connections and fasteners or replace damaged parts as
necessary.
This is a Noise Emission Control Service. Applicable only
to vehicles sold in the United States.
If your engine has a thermostatically controlled cooling fan, inspect all
hoses and ducts for proper hook-up (or every
12 months, whichever
occurs first). Be sure the valve works properly.
This is a Noise
Emission Control Service. Applicable only to vehicles sold in t\
he
United States.
I DATE' I ACTUALMILEAGE I SERVICED BY: I
50,000 Miles (83 000 km)
0 Change transmission fluid and filter if the vehicle is mainly driven
under one or more
of these conditions:
a In heavy city traffic where the outside temperature regularly
reaches
90°F (32°C) or higher.
a In hilly or mountainous terrain.
a When doing frequent trailer towing.
(Continued)
7-48
1
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Maintenance Schedule I - Gasoline Engines Heavy
Duty Emissions
(Continued)
Uses such as found in taxi, police or delivery service.
If you do not use your vehicle under any of these conditions, the.fZuid
andfilter do
not require changing.
0 Manual transmission fluid doesn't require change.
Lubricate transmission shift linkage, parking brake cable guides and
underbody contact points (or every
6 months, whichever occurs first).
DATE I ACTUALMILEAGE I SERVICED BY:
51,000 Miles (85 000 km)
0 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
(-1 2" 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 Check readfront axle fluid level and add fluid as needed. Check
constant velocity joints and axle seals for leaking.*'k
DATE SERVICED BY: ACTUAL MILEAGE
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Maintenance Schedule I - Gasoline Engines Heavy
Duty Emissions
54,000 Miles (90 000 km)
0 Change engine oil and filter (or every 3 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 Replace spark plugs. An Emission Control Service.
0 Rotate tires. See "Tire Inspection and Rotation" in the Index for proper
rotation pattern and additional information
57,000 Miles (95 000 km)
Change engine oil and filter (or every 3 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).
(Continued)
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Maintenance Schedule I - Gasoline Engines Heavy
Duty Emissions
(Continued)
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
60,000 Miles (100 000 km)
0
0
0
0
0
Change engine oil and filter (or every 3 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 10" F
(-1 2" 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).
Check readfront axle fluid level and add fluid as needed. Check
constant velocity joints and axle seals for leaking.**
Inspect air cleaner filter if you are driving
in dusty conditions. Replace
filter
if necessary. An Emission Control Service.
Replace fuel filter. Replace filter sooner if it is clogged.?
Inspect spark plug wires.
An Emission Control Service. 7
7-5 1
(Continued)
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Maintenance Schedule I - Gasoline Engines Heavy
Duty Emissions
(Continued)
0
0
Inspect fuel tank, lines, rails, injection assembly, cap and cap gasket.
An Emission Control Service. ?Fuel filter replacement is not required.
Inspect accessory drive (serpentine) belt for cracks, fraying and wear
and check belt for proper tension. Adjust or replace belt as needed.
An
Emission Control Service.
Inspect shields and underhood insulation for damage or looseness.
Adjust or replace as required.
This is a Noise Emission Control
Service. Applicable only to vehicles sold in the United States.
If your engine has a thermostatically controlled cooling fan, inspect all
hoses and ducts for proper hook-up (or every
12 months, whichever
occurs first). Be sure the valve works properly.
This is a Noise
Emission Control Service. Applicable only to vehicles sold in t\
he
United States.
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I
Maintenance Schedule II - Gasoline Engines With
Heavy Duty Emissions I
The services shown in this schedule up to 60,000 miles (100 000 km) should
be performed after
60,000 miles ( 100 000 km) at the same intervals.
Footnotes
** Drive axle service:
0 Locking Differential - Drain fluid and refill at first engine oil change.
At subsequent oil changes, check fluid and add fluid
as needed. If
driving
in dusty areas or towing a trailer, drain fluid and refill every
15,000 miles
(25 000 km).
0 Standard Differential - Check fluid level and add fluid as needed at
every engine oil change. If driving
in dusty areas or towing a trailer,
drain fluid and refill every 15,000 miles
(25 000 km).
0 More frequent lubrication may be required for heavy-duty or off-road
use.
6,000 Miles (10 000 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 Rotate tires. See “Tire Inspection and Rotation’’ in the Index for proper
rotation pattern and additional information.
DATE SERVICED BY: ACTUAL MILEAGE
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