1995 GMC SIERRA air suspension

Maintenance Schedule I - Gasoline Engines Heavy
Duty Emissions
24,000 Miles (40 000 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
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, whichever occurs first).
first).
An Emission Control Service.
0 Check rear/front
axle fluid level and add fluid as needed. Check
constant velocity joints and axle seals for leaking.'!''"
3 Replace air cleaner filter. Replace filter more often under dusty
conditions.
An Em'ssiolz Control Sen?ice.
3 For 2-Wheel Drive vehicles only: Clean and repack the front wheel
Z Replace fuel filter. Replace filter sooner if it is clogged.+
3 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 E~~zission Control Senice.
This is a Noise Emission Control Service.
bearings (or at each brake relining, whichever occurs first).
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 Co11trol Service. This is a Noise Emission Control
Service.
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.
0 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.
(Continued)
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Maintenance Schedule I - Gasoline Engines Heavy
Duty Emissions
(Continued)
0
0
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 the
United States.
I DATE I ACTUALMILEAGE I SERVICED BY: I
27,000 Miles (45 000 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).
(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.**
0 For 2-Wheel Drive vehicles only: Clean and repack the front wheel
bearings (or at each brake relining, whichever occurs first).
0 Inspect air cleaner filter if you are driving in dusty conditions. Replace
Replace fuel filter. Replace filter sooner if it is clogged.?
filter
if necessary.
An Emission Control Service.
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.
0 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.
DATE SERVICED BY: ACTUAL MILEAGE
39,000 Miles (65 000 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).
(Continued)
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Maintenance Schedule I - Gasoline Engines Heavy
Duty Emissions
60,000 Miles (100 000 km)
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 c1utc.h pedal springs. Ball joints and king pin
bushings should not be 1ubricate.d unless their temperature is 10"
F
(-1 2" C j, 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.*'+
For vehicles equipped
with a 5-speed manual transmission with deep
low: Lubricate the clutch fork ball stud through the fitting on the clutch
housing. Lubricant must be added
sparirzgl~ to the fitting, as very little
is required to lubricate the ball stud surface.
Do not add lubricant more
often than specified.
Too much lubricant will damage the clutch
assembly.
Inspect air cleaner filter if you are driving in dusty conditions. Replace
filter if necessary.
An Emission Cor-ltrol Serrice.
Replace fuel filter. Replace filter sooner if it is clogged.?
Inspect spark plug wires.
A77 E~~zission Control Service. i-
Inspect fuel tank, lines. rails, injection assembly, cap and cap gasket.
An Emissiopz Control Service. ?-Fuel jilter 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.
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Maintenance Schedule II - Gasoline Engines With
Heavy Duty Emissions
24,000 Miles (40 000 km)
0
Change engine oil and filter (or every 12 months, whichever occurs
first).
AI? Emission Control Senice.
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.'k'*
Inspect engine accessory drive belts
(or every 24 months. whichever
occurs first).
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 Enzission Control
Service.
Replace air cleaner filter. An Ettzissiorz Control Service.
Replace fuel filter. An Emission Control Service.
DATE SERVICED BY: ACTUAL MILEAGE L
i
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Maintenance Schedule I - Diesel Engines
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
* When the vehicle is operated in extreme dust and dirt conditions
(off-road), the air cleaner filter may need to be checked as often
as every
300 miles (483 km) and replaced as necessary.
** Drive axle service:
0
0
0
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).
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).
More frequent lubrication may be required for heavy-duty or off-road
use.
3500 HD Models with applications requiring extreme overload/trailer
towing conditions and high speed (above
45 mph or 72 km/h)
conditions for extended periods of time must have the drive axle fluid
changed every
3,000 miles (5 000 km) or 3 months, whichever occurs
first, or must use 75W-140 synthetic fluid meeting
GM specifications.
See “Recommended Fluids and Lubricants’’
in this section.
2,500 Miles (4 000 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).
DATE SERVICED BY: ACTUAL MILEAGE I
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Maintenance Schedule I - Diesel Engines
10,000 Miles (16 000 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).
Adjust or replace as required.
This is a Noise Emission Control
Service. Applicable only to vehicles sold in the United States.\

0 Inspect shields and underhood insulation for damage or looseness.
0 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.
0 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.
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
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Maintenance Schedule I - Diesel Engines -
12,500 Miles (20 000 km)
Change engine oil and filter (or every 3 months, whichever occurs
first).
An Emission Control Service.
Il 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 tnileage
interval (or
every 12 months, whichever OCCUTS first).
15,000 Miles (24 000 km)
ci Change engine oil and filter (or every 3 months, whichever occurs
first).
An Emissio~1 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
(-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).
17 Replace air cleaner filter. Replace filter more often under dusty
0 For 2-Wheel Drive vehicles only: Clean and repack the front wheel
conditions.
An Emission Control Service. <'
bearings (or
at each brake relining, whichever occurs first).
(Continued)
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