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2003 Saturn LW Series CAR/TRUCK REPAIR PROCEDURES AND DIAGRAMS - WHAT Saturn REPAIR SHOPS DON'T WANT YOU TO KNOW
Learn how to repair a car or truck, install or remove parts, wire an engine, reset warning lights, replace fuel filter, fix auto body and more. Get Automotix DIY!Select Section
- Component Locations
- Wiring Diagrams
- Technical Service Bulletins
- Specifications
- A/C & Heater Service
- Brake Service
- Fuel Filter Replacement
- Driveline, U-Joint & CV Axles Replacement
- Starter & Alternator Replacement
- Cabin Air Filter Locations & Replacement
- Maintenance Lamp Reset
- Radiator & Hose Replacement
- Serpentine Belt Service
A/C & HEATER SERVICE PROCEDURES FOR 2003 Saturn LW Series AUTOMOBILES
Component Replacement & Adjustment -> L-Series -> Evaporator Core, Replace
Vehicle: 2003 Saturn LW Series 2.2 L4 GAS
- Turn ignition switch to ON position and move Recirc to OFF position. Turn ignition switch to OFF position.
- Remove Thermal Expansion Valve as outlined in "Thermal Expansion Valve (TXV), Replace."
- Remove glove compartment door.
- Remove glove compartment lamp by pulling on plunge and disconnect connector.
- Remove mounting bolts and glove compartment.
- Remove retainer and righthand side...
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BRAKE SERVICE PROCEDURES FOR 2003 Saturn LW Series AUTOMOBILES
Disc Brakes -> Saturn -> Tightening Specifications
Vehicle: 2003 Saturn LW Series 3.0 V6 GAS
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FUEL FILTER REPLACEMENT PROCEDURES FOR 2003 Saturn LW Series AUTOMOBILES
General Motors Corp./Saturn Passenger Cars -> Component Locations -> Saturn L-Series & 1988-93 LeMans
Vehicle: 2003 Saturn LW Series 3.0 V6 GAS
Ref...
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DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR 2003 Saturn LW Series AUTOMOBILES
CV AXLE SHAFT, Replace
Vehicle: 2003 Saturn LW Series 3.0 V6 GAS
- With vehicle on ground, depress brake pedal and remove cotter and drive axle nut. Discard nut and cotter.
- Raise vehicle and support vehicle.
- Remove wheel and tire assembly corresponding to drive axle being removed.
- Remove tie rod end torque prevailing nut, discard nut. Do not attempt to separate joint using a wedge-type tool because seal may be damaged.
- Using a suitable puller, separate tie rod end from steering knuckle.
- Remove lower control arm to steering knuckle nut and bolt. Be careful not to allow steering knuckle to contact ball stud seal. Contact may cause seal to rip, ...
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STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR 2003 Saturn LW Series AUTOMOBILES
Alternator, Replace
Vehicle: 2003 Saturn LW Series 3.0 V6 GAS
- Disconnect battery ground cable.
- Remove accessory drive belt and belt tensioner.
- Remove upper alternator to engine block bolts.
- Raise and support vehicle.
- Turn steering wheel towards right to access lower alte...
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CABIN AIR FILTER LOCATIONS & REPLACEMENT PROCEDURES FOR 2003 Saturn LW Series AUTOMOBILES
Cabin Air Filter Service -> General Motors Corp./Saturn -> 2000-05 Saturn L, LS & LW Series
Vehicle: 2003 Saturn LW Series 3.0 V6 GAS
Under normal operating conditions the cabin air filter should be replaced every 12 months or 12,000 miles. In dusty areas change the cabin air filter more often.
- Open the hood.
- Carefully open the cowl cabin air filter access door using a flat blade screwdriver, Fig. .
- Remove any leaves and debris form the filter housing area.
- Rotate the locking tabs outward to rel...
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MAINTENANCE LAMP RESET PROCEDURES FOR 2003 Saturn LW Series AUTOMOBILES
General Motors Corp./Saturn Cars -> Traction Control System (TCS) Warning Lamp ->
Vehicle: 2003 Saturn LW Series 3.0 V6 GAS
This lamp should light for a approximately 6-8 seconds when the ignition is turned on as a bulb check. If the warni...
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RADIATOR & HOSE REPLACEMENT PROCEDURES FOR 2003 Saturn LW Series AUTOMOBILES
Heater Hose, Replace -> Inlet -> Outlet
Vehicle: 2003 Saturn LW Series 2.2 L4 GAS
Inlet
- Drain cooling system into a suitable container.
- Reposition inlet heater hose clamp from heater core pipe.
- Remove hose from heater core.
- Reposition heater hose clamp from engine.
- Remove inlet heater hose from engine.
- Remove hose from vehicle.
- Reverse procedure to...
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SERPENTINE BELT SERVICE PROCEDURES FOR 2003 Saturn LW Series AUTOMOBILES
Serpentine Drive Belt, Replace
Vehicle: 2003 Saturn LW Series 3.0 V6 GAS
- Remove the Air Cleaner Assembly.
- Install a suitable engine support fixture.
- Remove the engine mount to mount bracket bolts.
- Remove the mount to frame rail nuts.
- Remove the righthand front mount and engine mount bracket from ...
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COMPONENT LOCATION DIAGRAMS FOR 2003 Saturn LW Series AUTOMOBILES
Component location diagrams for most 2003 Saturn LW Series cars and light trucks sold in the U.S. from 1990+.
Decklid/Tailgate Release Components Diagram for 2003 Saturn LW Series 3.0 V6 GAS Components on diagram: |
Left Instrument Panel Fuse Block Diagram for 2003 Saturn LW Series 3.0 V6 GAS Components on diagram: |
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WIRING DIAGRAMS FOR 2003 Saturn LW Series AUTOMOBILES
OEM drawn wiring diagrams for most 2003 Saturn LW Series cars and light trucks sold in the U.S.
2003 Saturn LW Series 3.0 V6 GAS Wiring Diagram Components on diagram: |
2003 Saturn LW Series 3.0 V6 GAS Wiring Diagram Components on diagram: |
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TECHNICAL SERVICE BULLETINS FOR 2003 Saturn LW Series AUTOMOBILES
OEM TSB listings for most 2003 Saturn LW Series cars and light trucks sold in the U.S. from 1985+.
Document: New Website for AFIT, TPM, and VDR Updates Vehicle: 2003 Saturn LW Series 3.0 V6 GAS Auto Systems: |
Document: EVAP Emissions Small Leak Diagnosis (DTC P0442) Vehicle: 2003 Saturn LW Series 3.0 V6 GAS Symptoms: |
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COMPONENT/PARTS SPECIFICATIONS FOR 2003 Saturn LW Series AUTOMOBILES
BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most 2003 Saturn LW Series cars and light trucks sold in the U.S. and Canada from 1970+.
- Brake caliper mounting bolt torque
- Brake drum runout, machining, & discard specs
- Minimum brake lining thickness.
- Brake rotor runout, parallelism, machining, discard, & finish specs
A/C SYSTEM SPECIFICATIONS: Air conditioning refrigerant capacity and type as well as lubricant capacity for most 2003 Saturn LW Series cars and light trucks sold in the U.S. and Canada from 1980+.
- Refrigerant capacity & type, compressor oil viscosity, total system oil capacity & compressor clutch gap
COOLING SYSTEM BLEED: Cooling system bleeder valve identification, bleeder type and bleed procedures for most domestic and imported cars and light trucks sold in the U.S. and Canada from 1986+.
PREVENTIVE MAINTENANCE: Preventive maintenance recommendations and required services for most domestic and imported cars and light trucks sold in the U.S. and Canada from 1980+. Includes severe and routine service schedules
QUICK-LUBE and ILLUSTRATIONS: Fluid recommendations, capacities, drain plug torques, tire data, and severe service recommended preventive maintenance schedules. Information covers most 2003 Saturn LW Series cars and light trucks sold in the U.S. and Canada from 1980+. Engine and chassis service images.
- Automatic transmission/transaxles capacities, lubricant recommendations
- Differential/final drive capacities, lube recommendations, grades, & viscosities
- Final drive fill & drain plug torques
- Number of lubrication fittings & plugs
- Power steering, brake, & clutch fluid recommendations
- Manual transmission/transaxle capacities, lube recommendations, grades, & viscosities
- Number of lubrication fittings & plugs
- Power steering, brake, & clutch fluid recommendations
- Engine oil capacities, API grade recommendations, SAE viscosity recommendations, drain plug torque
- Severe service maintenance & interval recommendations
- Tire sizes, wheel nut/bolt torque, pressures & rim sizes
- Transfer case capacities, lube recommendations, grades, & viscosities
TUNE-UP & DRIVEABILITY SPECIFICATIONS: Most tune-up specifications for most 2003 Saturn LW Series cars and light trucks sold in the U.S. and Canada from 1980+
- Airflow sensor electrical specifications
- Tensioning specifications for systems with automatic tensioners
- Barometric pressure sensor specs
- Battery group number and cranking performance
- Crankshaft & camshaft position sensor resistance
- Engine compression pressures
- Coolant temperature sensor specs
- Computer advance.
- Diesel fuel temperature sensor resistance.
- Distributor advance specifications
- Ignition pickup coil resistance
- Exhaust gas recirculation temperature sensor resistance
- Engine fastener torque values
- Firing order diagrams
- Fuel system pressures
- Generator (alternator) specs
- Intake air temperature sensor specs
- Ignition coil specifications
- Fuel injector resistance
- Engine idle speeds
- Knock sensor resistance
- Manifold absolute pressure sensor specs
- Mixture control solenoid resistance
- Voltage regulator specs
- Spark plug applications & gaps
- Starter motor electrical specs.
- Tensioning specifications for systems without automatic tensioners
- Throttle body temperature sensor resistance
- Ignition timing in degrees at rpm
- Transmission oil temperature sensor resistance
- Throttle position sensor specs
- Vacuum sensor valve specs
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