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Oldsmobile Alero CAR/TRUCK REPAIR PROCEDURES AND DIAGRAMS - WHAT Oldsmobile 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!

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    Get Full Access Automotix DIY provides automotive consumers and do it yourselfers; the most comprehensive repair information about Oldsmobile Alero car and truck repair procedures including Oldsmobile engine diagrams, wiring diagrams, repair work estimating measures, technical service bulletins, auto body work guidance, starter & alternator replacement procedures, serpentine belt replacement procedures, radiator & hose replacement procedures, tune-up & drivability specifications, quick lube illustrations, preventive maintenance guide, engine light reset instructions, parts removal and install procedures, fuel filter replacement directions, component location diagrams, air filter locations & replacement instructions, a/c system specifications, and general auto service procedures. You don't have to be a car mechanic or technician to know how to fix your Oldsmobile Alero automobile. Try the Automotix DIY solution today!
    DIY REPAIR SAMPLES > CONTINUE EXPLORING >
    Using the Automotix DIY repair procedures will save you hundreds and even thousands of dollars! In addition, it will save you hours of touring the city searching for Oldsmobile mechanics you can trust. The Automotix DIY solution is particularly affordable. A full access to the entire DIY repair procedures and diagrams for your Oldsmobile Alero vehicle will cost less than a single gallon of gas. Here are some of the DIY repair tips and procedures you will find here:

    A/C & HEATER SERVICE PROCEDURES FOR Oldsmobile Alero AUTOMOBILES

    Air Conditioner and Heater Service Includes module configuration procedures, general service, maintenance, automatic temperature control, compressor services, electric cooling fans, vacuum diagrams, specifications, and manual air conditioning and heater diagnostics and replacement procedures for domestic and imported Oldsmobile Alero cars and light trucks from 1990+

    Electric Cooling Fans -> Passenger Cars Except Saturn -> Component Replacement -> 2002 Century & Regal -> 3.5L Engine -> 4.0L Engine -> Alero, Grand Am & Malibu -> Aurora -> Bonneville & LeSabre -> Camaro & Firebird -> Catera -> Cavalier & Sunfire -> Corvette -> DeVille -> Eldorado -> Grand Prix & 2001 Century & Regal -> Impala -> Intrigue -> Lumina & Monte Carlo -> Metro -> Park Avenue -> Prizm -> Seville
    Vehicle: 2002 Oldsmobile Alero 3.4 V6 GAS

    Alero, Grand Am & Malibu

    • Remove bolt retaining A/C line.
    • Remove air deflector shield.
    • Remove electrical harness from retainers.
    • Disconnect electrical connector.
    • Remove upper fan bolts.
    • Raise and support vehicle, then remove lower closeout panel.
    • Remove lower fan bolts.
    • Remove fan from shroud.
    • Remove shroud from radiator.
    • Reverse procedure to install.

    Aurora

    3.5L Engine
    • Remove upper tie bar.
    • Disconnect wiring harness electrical connector from cooling fan motors.
    • Remove clips at...

    CLICK HERE TO GET FULL ACCESS TO Oldsmobile Alero A/C & HEATER SERVICE PROCEDURES

    BRAKE SERVICE PROCEDURES FOR Oldsmobile Alero AUTOMOBILES

    Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported Oldsmobile Alero cars and light trucks from 1990+.

    Power Brake Units -> Adjustments -> AC-Delco Single Diaphragm Type -> AC-Delco Tandem Diaphragm Type -> Air Method -> Brake Pedal -> Gauge Method -> Pushrod -> Toyota/GM Single Diaphragm Type
    Vehicle: 2003 Oldsmobile Alero 2.2 L4 GAS

    Brake Pedal

    Toyota/GM Single Diaphragm Type
    • With engine running and brake pedal in rest position, measure distance between face of pedal and floor mat.
    • Distance should be 5.850-6.244 inches.
    • If distance is not as specified, adjust pedal height as follows:
      • Remove lefthand lower instrument panel trim section and air duct.
      • Loosen stop lamp switch sufficiently to access pedal adjustment.
      • Loosen locknut and rotate pedal pushrod as required to obtain specified pedal height. Tighten locknut.
      • Adjust brake lamp switch position so plunger lightly contacts pedal stopper and brake lamps are off when pe...

    CLICK HERE TO GET FULL ACCESS TO Oldsmobile Alero BRAKE SERVICE PROCEDURES

    FUEL FILTER REPLACEMENT PROCEDURES FOR Oldsmobile Alero AUTOMOBILES

    Fuel filter replacement procedures with corresponding images for most domestic and imported Oldsmobile Alero cars and light trucks sold in the U.S. for 1980+.

    General Motors Corp./Saturn Passenger Cars -> Fuel Filter Replacement -> Except Aveo, Chevette 1.8L Diesel, Corvette, GTO, LaCrosse, Malibu (2004-06) & Malibu Maxx, Vibe, XLR, 2004-05 Corvette & 1998-2002 Metro & Prizm
    Vehicle: 2002 Oldsmobile Alero 3.4 V6 GAS

    Do not smoke or allow an open flame of any type when working on or near any fuel system related components. The highly flammable vapor mixtures may ignite, resulting in serious personal injury.

    Prior to disconnecting fuel lines, the fuel system pressure must be relieved to prevent accidental spray of fuel.

    After the battery has been disconnected and reconnected, some abnormal driveability symptoms may occur. The vehicle may need to be driven while the v...

    CLICK HERE TO GET FULL ACCESS TO Oldsmobile Alero FUEL FILTER REPLACEMENT PROCEDURES

    DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR Oldsmobile Alero AUTOMOBILES

    Includes CV axle, universal joint, and driveline replacement, for domestic and imported Oldsmobile Alero cars and light trucks from 1990+.

    CV AXLE SHAFT, Replace
    Vehicle: 2003 Oldsmobile Alero 2.2 L4 GAS

    • Raise and suitably support vehicle.
    • Remove wheel and tire.
    • Remove stabilizer shaft link.
    • Remove front wheel drive shaft nut. Insert a drift or a flat-bladed tool into caliper and rotor to prevent rotor from turning.
    • Disconnect outer tie rod assembly from steering knuckle.
    • Separate ball joint from steering knuckle. Caution: Do not attempt to move vehicle with drive axle(s) removed from wheel bearing. Wheel(s) could fall off, dropping vehicle to ground and causing personal injury or damage to vehicle.
    • Separate front wheel drive axle from front wheel drive shaft bearing using a su...

    CLICK HERE TO GET FULL ACCESS TO Oldsmobile Alero DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES

    TIRE PRESSURE MONITORING SYSTEM PROCEDURES FOR Oldsmobile Alero AUTOMOBILES

    Description, component locations, reset procedures, relearn procedures, diagnosis and testing, wiring diagrams, component replacement, and identification of vehicles equipped and not equipped with tire pressure monitoring system for most domestic and imported Oldsmobile Alero cars and light trucks sold in the U.S. from mid 1990's+.

    Wiring Diagrams -> Wire Color Code Identification
    Vehicle: 2000 Oldsmobile Alero 2.4 L4 GAS

    Refer to Fig. for wirin...

    [[table data]]

    CLICK HERE TO GET FULL ACCESS TO Oldsmobile Alero TIRE PRESSURE MONITORING SYSTEM PROCEDURES

    STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR Oldsmobile Alero AUTOMOBILES

    Includes starter and alternator replacement procedures for domestic and imported Oldsmobile Alero cars and light trucks from 1990+.

    Starter, Replace
    Vehicle: 2001 Oldsmobile Alero 2.4 L4 GAS

    • Disconnect battery ground cable.
    • Remove air inlet duct from throttle body.
    • Remove starter upper mounting bolt.
    • Raise and support vehicle.
    • Remove shrouding and closeout panels.
    • Remove starter lower mounting bolt.
    • Position engine wiring harness aside.
    • Move ...

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    MAINTENANCE LAMP RESET PROCEDURES FOR Oldsmobile Alero AUTOMOBILES

    Maintenance lamp reset procedures with corresponding images for most domestic and imported Oldsmobile Alero cars and light trucks sold in the U.S. from 1990+.

    General Motors Corp./Saturn Cars -> Reduce Engine Power Indicator Lamp ->
    Vehicle: 2004 Oldsmobile Alero 3.4 V6 GAS

    The Reduce Engine Power indicator lamp should light for a approximately 3 seconds when the ignition is turned on as a bulb check. If the warning lamp turns on during vehicle operation, a vehicl...

    CLICK HERE TO GET FULL ACCESS TO Oldsmobile Alero MAINTENANCE LAMP RESET PROCEDURES

    RADIATOR & HOSE REPLACEMENT PROCEDURES FOR Oldsmobile Alero AUTOMOBILES

    Includes radiator, cooling and heater hose replacement procedures for domestic and imported Oldsmobile Alero cars and light trucks from 1990+

    Coolant Hose, Replace -> Lower -> Upper
    Vehicle: 2004 Oldsmobile Alero 3.4 V6 GAS

    Lower

    • Raise and support vehicle.
    • Drain cooling system into a suitable container.
    • Reposition hose clamp from radiator using hose clamp pliers J 38185 or equivalent.
    • Remove radiator outlet hose from radiator.
    • Reposition hose clamp from engine using hose clamp pliers J 38185 or equivalent.
    • Remove radiator outlet hose from engine and from vehicle.
    • Reverse procedure to install.

    ...

    CLICK HERE TO GET FULL ACCESS TO Oldsmobile Alero RADIATOR & HOSE REPLACEMENT PROCEDURES

    SERPENTINE BELT SERVICE PROCEDURES FOR Oldsmobile Alero AUTOMOBILES

    Serpentine belt replacement procedures with corresponding images for most domestic and imported Oldsmobile Alero cars and light trucks sold in the U.S. from 1990+.

    Serpentine Drive Belt, Replace
    Vehicle: 2002 Oldsmobile Alero 3.4 V6 GAS

    • Support engine with suitable wooden block and suitable floor jack positioned below oil pan.
    • Remove cruise control module.
    • Remove engine mount to bracket support bolts.
    • Remove engine mount to body bolts.
    • Remove e...

    CLICK HERE TO GET FULL ACCESS TO Oldsmobile Alero SERPENTINE BELT SERVICE PROCEDURES

    COMPONENT LOCATION DIAGRAMS FOR Oldsmobile Alero AUTOMOBILES

    Component location diagrams for most Oldsmobile Alero cars and light trucks sold in the U.S. from 1990+.

    Front Fascia Diagram for 2002 Oldsmobile Alero  3.4 V6 GASFront Fascia Diagram for 2002 Oldsmobile Alero 3.4 V6 GAS

    Components on diagram:
  • Fog Lamp
  • Headlamp Assembly
  • Exterior View Diagram for 2003 Oldsmobile Alero  3.4 V6 GASExterior View Diagram for 2003 Oldsmobile Alero 3.4 V6 GAS

    Components on diagram:
  • License Lamp
  • Center High Mounted Stop Lamp
  • Radio Antenna
  • Backup Lamp
  • Lamp Assembly
  • CLICK HERE TO GET FULL ACCESS TO Oldsmobile Alero PARTS/COMPONENTS LOCATION DIAGRAMS!

    WIRING DIAGRAMS FOR Oldsmobile Alero AUTOMOBILES

    OEM drawn wiring diagrams for most Oldsmobile Alero cars and light trucks sold in the U.S.

    2003 Oldsmobile Alero  2.2 L4 GAS Wiring Diagram2003 Oldsmobile Alero 2.2 L4 GAS Wiring Diagram

    Components on diagram:
  • Radio
  • Speaker -Right Front Tweeter
  • Speaker -Right Front
  • Speaker -Left Front Tweeter
  • Speaker -Left Front
  • 2003 Oldsmobile Alero  3.4 V6 GAS Wiring Diagram2003 Oldsmobile Alero 3.4 V6 GAS Wiring Diagram

    Components on diagram:
  • Window Switch -Front Passenger
  • Window Switch -Driver
  • Window Motor -Front Passenger
  • Window Motor -Driver
  • CLICK HERE TO GET FULL ACCESS TO Oldsmobile Alero WIRING DIAGRAMS!

    TECHNICAL SERVICE BULLETINS FOR Oldsmobile Alero AUTOMOBILES

    OEM TSB listings for most Oldsmobile Alero cars and light trucks sold in the U.S. from 1985+.

    Document: INFORMATION ON ENGINE OIL CONSUMPTION GUIDELINES - REVISED
    Vehicle: 2003 Oldsmobile Alero 3.4 V6 GAS

    Auto Systems:
  • Gasoline Engines
  • Document: WHEEL ALIGNMENT SPECIFICATIONS, REQUIREMENTS AND RECOMMENDATIONS - REVISED
    Vehicle: 2002 Oldsmobile Alero 3.4 V6 GAS

    Auto Systems:
  • Tools, Equipment
  • Wheels, Tires, Wheel Bearings, Seals, Hubs
  • Steering, Suspension
  • CLICK HERE TO GET FULL ACCESS TO Oldsmobile Alero TECHNICAL SERVICE BULLETINS!

    COMPONENT/PARTS SPECIFICATIONS FOR Oldsmobile Alero AUTOMOBILES

    BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most Oldsmobile Alero 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 Oldsmobile Alero 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 Oldsmobile Alero 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 Oldsmobile Alero 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

    CLICK HERE TO GET FULL ACCESS TO Oldsmobile Alero SPECIFICATIONS DATA!

    Shop online for auto body parts, engines, wheels, lights...

    Click here to view more details about 2003 Oldsmobile Alero Mirror, Passenger Side2003 Oldsmobile Alero Mirror, Passenger Side.

    Source: Auto Body Parts Store

    $18.58

    Click here to view more details2004 Oldsmobile Alero Ignition Switch, Blade type; 4-prong and 5-prong male terminals; A high quality, OE replacement ignition switch; With 2 years limited Trustbuilt warranty..

    Source: Auto Body Parts Store

    $81.98

    Click here to view more details about 2004 Oldsmobile Alero Outer Tail Light Assembly , Driver Side2004 Oldsmobile Alero Outer Tail Light Assembly , Driver Side, DRIVER SIDE OUTER TAIL LIGHT ASSEMBLY , , .

    Source: Wheels / Rims, Mirrors & Lights Store

    $83.92

    Click here to view more details1999 Oldsmobile Alero V6, 3.4 L, 207 CID Rebuilt Engine, Warranty: 7-Year/70,000 Mile, .

    Source: Rebuilt Engines Store

    $1,754.00

    Click here to view more details2001 Oldsmobile Alero Used Power Window Motor, Passenger Side, Passenger Side Rear, 4DR, R., Very Good.

    Source: Used Auto Parts Store

    $93.00

    Click here to view more details2000 Oldsmobile Alero Used Exhaust Manifold, 6-191 (3.1L), L. (Fr), Very Good.

    Source: Used Auto Parts Store

    $77.00
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