1997 GMC SIERRA gas mileage

Long Tripmighway Maintenance Schedule -- Gasoline Engines I
0 Conduct Exhaust Gas Recirculation (EGR)
system inspection as described
in the
service manual.
An Emission Corztrol Service.
(See footnote?.)
inspection. Check all
fuel and vapor lines
and hoses for proper hook-up, routing and
condition. Check that the purge valve works
properly,
if equipped. Replace as needed.
An Emission Control Service. (See footnote ?.)
0 Conduct evaporative control system
DATE
SERVICED BY ACTUAL MILEAGE
67,500 Miles (112 500 km)
0 Change engine oil and filter (or every
12 months, whichever occurs first).
0 Lubricate chassis components (or every
12 months, whichever occurs first).
(See footnote
#.)
0 Check readfront axle fluid level and add fluid
as needed. Check constant velocity joints and
axle seals for leaking. (See footnote
**.)
0 Rotate tires. See “Tire Inspection and
Rotation”
in the Index for proper rotation
pattern and additional information. (See footnote
+.)
An Emission Control Service.
I DATE I ACTUALMILEAGE I SERVICED BY I
7-39
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Long Trip/Highway Maintenance Schedule -- Gasoline Engines
75,000 Miles (125 000 km)
0 Change engine oil and filter (or every
12 months, whichever occurs first).
Cl Lubricate chassis components (or every
12 months, whichever occurs first).
(See footnote
#.)
0 Check readfront axle fluid level and add
fluid
as needed. Check constant velocity
joints and axle seals for leaking.
(See footnote
* * .)
An Emission Control Service.
0 Vehicles With GVWR Above 8,500 lbs.
Only: 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.
0 Rotate tires. See “Tire Inspection and
Rotation” in the Index for proper rotation
pattern and additional information.
(See footnote
+.)
DATE ACTUAL MILEAGE SERVICED BY
7-40
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I Long Tripmighway Maintenance Schedule -- Gasoline Engines
90,000 Miles (150 000 km) (Continued)
0 Replace fuel filter. An Emission Control Service.
(See footnote?.)
0 Vehicles With GVWR Above 8,500 lbs.
Only: 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.
0 Rotate tires. See “Tire Inspection and
Rotation”
in the Index for proper rotation
pattern and additional information.
(See footnote
+.)
97,500 Miles (162 500 km)
0 Change engine oil and filter (or every
12 months, whichever occurs first).
An Emission Control Service.
0 Lubricate chassis components (or every
12 months, whichever occurs first).
(See footnote
#.)
0 Check readfront axle fluid level and add
fluid
as needed. Check constant velocity
joints and axle seals for leaking.
(See footnote
**.)
-.
DATE ACTUAL MILEAGE SERVICED BY
7-42
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Long Tripmighway Maintenance Schedule -- Gasoline Engines I
0 Rotate tires. See “Tire Inspection and
Rotation” in the Index for proper rotation
pattern and additional information.
(See footnote
+.)
I DATE I ACTUAL MILEAGE ISERVICED BY:(
100,000 Miles (144 000 km)
0 Inspect spark plug wires.
An Emission Control Service.
0 Replace spark plugs.
Change automatic transmission fluid
An Emission Control Service.
and filter if the vehicle’s GVWR is over
8600 lbs. or 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.
(Continued)
n A- I -43
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Long Tripmighway Maintenance Schedule -- Gasoline Engines
100,000 Miles (166 000 km) (Continued)
- When doing frequent trailer towing.
- Uses such as found in taxi, police or
delivery service.
If you do not use your vehicle under any of
these conditions, the fluid and.filter do not
require changing.
Manual transmission fluid doesn’t
require change.
0 Inspect Positive Crankcase Ventilation
(Pcv) valve. An Emission Control Service.
DATE ACTUAL MILEAGE
~~
SERVICED BY
150,000 Miles (240 000 km)
0 Drain, flush and refill cooling system
(or every
60 months since last service,
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.
1
DATE ACTUAL MILEAGE SERVICED BY
-
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