Suzuki Intruder / Boulevard (shaft) — Example photo: Txemari (Navarra), CC0, Flickr

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Suzuki · Shim-adjusted overhead-cam four-stroke, wet sump, gearbox shares engine oil, shaft drive

Intruder / Boulevard (shaft)

Library entry covers 1985-2026

27 factory 31 guideline

Published source

Suzuki VL1500 Service Manual (VL1500W '98 model, with VL1500X/Y '99-2000 supplement)

Factory workshop manual. Covers 1998-2000 (VL1500 Intruder LC).

Open the source

58 items for a 2002 model, grouped by interval the way a factory chart is laid out.

How this bike is built (what the schedule is based on)

Engine cycle: Four-stroke
Engine lubrication: Wet sump (oil in crankcase)
Oil filtration: Replaceable cartridge or spin-on filter
Valve gear: Overhead cam, shim adjusted (incl. desmo)
Ignition: Electronic (CDI / transistor / ECU)
Charging: Alternator / stator with rectifier
Battery: Wet cell (flooded lead-acid, needs topping up)
Fuel system: Fuel injection
Cooling: Liquid cooled
Primary drive: Gear or chain inside engine, shares engine oil
Gearbox oil: Shares engine oil
Clutch control: Hand lever, cable
Final drive: Shaft
Front suspension: Telescopic fork
Rear suspension: Swingarm, single shock / cantilever
Front brake: Disc, hydraulic
Rear brake: Disc, hydraulic
Wheels: Cast / alloy, tubeless
Sidecar: No sidecar

Maintenance schedule

2002 Suzuki Intruder / Boulevard (shaft)

On the road: every 200 mi

1 item

Check engine oil level

Pre-ride / on the road

Guideline

Each fuel stop on old machines. Dry sump: check the tank hot, engine idling or just stopped, per your manual.

On the road: every 300 mi

2 items

Check lights, horn, brake light switches

Pre-ride / on the road

Guideline
Check tire pressures

Pre-ride / on the road

Guideline

On the road: every 500 mi

1 item

Check coolant level

Pre-ride / on the road

Guideline

Every 3,000 mi or 12 months

3 items

Check footrests, pegs, rear brake and gear lever pivots

Rear suspension and frame

Guideline
Grease and check center / side stand and springs

Rear suspension and frame

Guideline
Check wheel bearings for play

Wheels and tires

Guideline

Every 4,000 mi or 6 months

10 items

Walk-around: check nuts and bolts for vibration loosening

Pre-ride / on the road

Factory

Manual: Chassis bolts and nuts: tighten. Factory: Periodic maintenance chart p.2-1: initial 1,000 km, then every 6,000 km
Change engine oil

Engine

Factory

Manual: Engine oil: replace. Factory: Periodic maintenance chart p.2-1: initial 1,000 km, then every 6,000 km
Engine idle speed: inspect

Engine

Factory

Factory: Periodic maintenance chart p.2-1: initial 1,000 km, then every 6,000 km
Inspect, clean and gap spark plugs

Engine

Factory

Manual: Spark plugs: inspect. Factory: Periodic maintenance chart p.2-1: every 6,000 km (4,000 mi, 6 months)
Check throttle cable(s) free play and return

Fuel and air

Factory

Manual: Throttle cable play: inspect. Factory: Periodic maintenance chart p.2-1: initial 1,000 km, then every 6,000 km
Clean / inspect air filter

Fuel and air

Factory

Manual: Air cleaner: inspect. Factory: Periodic maintenance chart p.2-1: every 6,000 km (4,000 mi, 6 months)
Fuel hose: inspect

Fuel and air

Factory

Factory: Periodic maintenance chart p.2-1: every 6,000 km (4,000 mi, 6 months)
Check brake pads and discs

Brakes

Factory

Manual: Brakes: inspect. Factory: Periodic maintenance chart p.2-1: initial 1,000 km, then every 6,000 km
Inspect tire tread, sidewalls and date codes

Wheels and tires

Factory

Manual: Tires: inspect. Factory: Periodic maintenance chart p.2-1: every 6,000 km (4,000 mi, 6 months)
Automatic de-compression cable: inspect

Controls and cables

Factory

Factory: Periodic maintenance chart p.2-1: initial 1,000 km, then every 6,000 km

Every 4,000 mi or 12 months

1 item

Adjust clutch free play, lubricate cable and lever pivot

Primary and gearbox

Guideline

Every 6,000 mi or 12 months

5 items

Inspect coolant hoses and clamps

Engine

Guideline
Check charging voltage and regulator / cut-out

Ignition and electrics

Guideline
Check swingarm bushes for play

Rear suspension and frame

Guideline
Lubricate control cables and lever pivots

Controls and cables

Guideline
Lubricate speedometer / tachometer cables, check drive

Controls and cables

Guideline

A dry speedo cable whips the needle and eventually kills the instrument.

Every 7,500 mi or 12 months

10 items

Exhaust pipe bolts and muffler bolts: tighten

Engine

Factory

Factory: Periodic maintenance chart p.2-1: initial 1,000 km, then every 12,000 km
PAIR (air supply) system (E-33 only): inspect

Engine

Factory

Factory: Periodic maintenance chart p.2-1: every 12,000 km (7,500 mi, 12 months)
Replace spark plugs

Engine

Factory

Manual: Spark plugs: replace. Factory: Periodic maintenance chart p.2-1: every 12,000 km (7,500 mi, 12 months)
Replace fuel filter

Fuel and air

Factory

Manual: Fuel strainer: inspect. Factory: Periodic maintenance chart p.2-1: every 12,000 km (7,500 mi, 12 months)
Synchronize carburetors

Fuel and air

Factory

Manual: Carburetor synchronization: inspect. Factory: Periodic maintenance chart p.2-1: every 12,000 km; initial 1,000 km E-33 only
Check final drive for leaks and bearing play

Final drive

Factory

Manual: Final gear oil: inspect. Factory: Chart p.2-1: replace at initial 1,000 km, then inspect every 12,000 km
Check steering head bearing adjustment

Front end

Factory

Manual: Steering: inspect. Factory: Periodic maintenance chart p.2-1: initial 1,000 km, then every 12,000 km
Inspect fork seals, stanchions and fork boots

Front end

Factory

Manual: Front forks: inspect. Factory: Periodic maintenance chart p.2-1: every 12,000 km (7,500 mi, 12 months)
Inspect rear shocks for leaks and damping

Rear suspension and frame

Factory

Manual: Rear suspension: inspect. Factory: Periodic maintenance chart p.2-1: every 12,000 km (7,500 mi, 12 months)
Evaporative emission control system (E-33 only): inspect

Controls and cables

Factory

Factory: Chart p.2-1: every 12,000 km; replace vapor hose every 4 years

Every 10,000 mi or 2 years

1 item

Compression test (or leak-down)

Engine

Guideline

Every 11,000 mi or 18 months

2 items

Replace oil filter

Engine

Factory

Manual: Engine oil filter: replace. Factory: Periodic maintenance chart p.2-1: initial 1,000 km, then at 18,000 km
Replace air filter element

Fuel and air

Factory

Manual: Air cleaner: replace. Factory: Periodic maintenance chart p.2-1: replace at 18,000 km (11,000 mi, 18 months)

Every 12,000 mi or 2 years

4 items

Synchronize throttle bodies

Fuel and air

Guideline
Change final drive (rear drive) oil

Final drive

Guideline
Clean and grease rear suspension linkage

Rear suspension and frame

Guideline
Grease swingarm pivot

Rear suspension and frame

Guideline

Every 15,000 mi or 3 years

1 item

Change fork oil

Front end

Guideline

Some early telescopic forks are grease filled or use very small oil quantities. Check your manual.

Every 15,000 mi or 4 years

1 item

Check valve clearances (shim adjusted)

Engine

Guideline

Every 20,000 mi or 4 years

3 items

Lubricate drive shaft splines / check U-joint

Final drive

Guideline
Repack / replace steering head bearings

Front end

Guideline

Many old machines use loose balls in cups and cones. Taper roller conversions are common.
Repack / replace wheel bearings

Wheels and tires

Guideline

Cup-and-cone and taper roller hubs need periodic repacking and adjustment.

Every 25,000 mi or 6 years

1 item

Replace swingarm bushes / bearings

Rear suspension and frame

Guideline

Every 30,000 mi or 6 years

1 item

Rebuild forks: seals, bushes, springs

Front end

Guideline

Every 6 months

1 item

Clean battery terminals, check charge and strap

Ignition and electrics

Guideline

Every 2 years

5 items

Replace coolant

Engine

Guideline
Inspect wiring, bullet connectors and ground points

Ignition and electrics

Guideline
Replace hydraulic clutch fluid

Primary and gearbox

Factory

Manual: Clutch fluid: replace. Factory: Periodic maintenance chart p.2-1: inspect every 6,000 km; replace every 2 years
Inspect frame, welds and lugs for cracks

Rear suspension and frame

Guideline
Replace brake fluid

Brakes

Factory

Manual: Brake fluid: replace. Factory: Periodic maintenance chart p.2-1: inspect every 6,000 km; replace every 2 years

Every 4 years

4 items

Replace fuel lines

Fuel and air

Factory

Manual: Fuel hose: replace. Factory: Periodic maintenance chart p.2-1: replace every 4 years
Clutch hose: replace

Primary and gearbox

Factory

Factory: Periodic maintenance chart p.2-1: inspect every 6,000 km; replace every 4 years
Inspect brake hoses; replace old rubber

Brakes

Factory

Manual: Brake hose: replace. Factory: Periodic maintenance chart p.2-1: inspect every 6,000 km; replace every 4 years
Rebuild calipers and master cylinders (seals)

Brakes

Guideline

Every 6 years

1 item

Replace tires on age (regardless of tread)

Wheels and tires

Guideline

Guideline lines: Intervals here are general guidelines for the machine's era and layout, compiled for this app. They are not factory manual figures. Check your workshop manual, and edit any interval in the bike's Schedule tab.