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2003 Chevrolet Suburban 1500 CAR/TRUCK REPAIR PROCEDURES AND DIAGRAMS - WHAT Chevrolet REPAIR SHOPS DON'T WANT YOU TO KNOW

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    Get Full Access Automotix DIY provides automotive consumers and do it yourselfers; the most comprehensive repair information about 2003 Chevrolet Suburban 1500 car and truck repair procedures including Chevrolet 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 Chevrolet Suburban 1500 automobile. Try the Automotix DIY solution today!
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    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 Chevrolet mechanics you can trust. The Automotix DIY solution is particularly affordable. A full access to the entire DIY repair procedures and diagrams for your 2003 Chevrolet Suburban 1500 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 2003 Chevrolet Suburban 1500 AUTOMOBILES

    Computer Relearn Procedures -> General Motors Corp. -> 1997-98 -> 1998-2000 -> 1998-99 -> 1999-2001 -> 1999-2002 -> 2.2L & 2.4L Engines -> 2000-02 -> 2000-04 -> 2001-02 -> 2001-04 -> 3.1L, 3.4L, 3800/3.8L, 4.0L & 4.6L Engines -> 3.5L Engine -> 5.7L Engine -> Achieva, Alero, Grand Am & Skylark -> Achieva, Cavalier, Skylark & Sunfire -> Alero & Grand Am -> Alero & Malibu -> Aurora -> Aurora, Bonneville, DeVille, LeSabre & Seville -> Aurora, Bonneville, Grand Prix, LeSabre & Park Avenue -> Auto Learn Passlock Procedure -> Body Control Module (BCM) -> Bonneville -> Bonneville, Eighty Eight, LeSabre, LSS & Park Avenue -> C & K Series w/Diesel Engine -> C & K Trucks w/Diesel Engine -> Camaro & Firebird -> Catera -> Cavalier & Sunfire -> Century -> Century, Grand Prix, Impala, Intrigue, Lumina, Monte Carlo & Regal -> Century, Impala, Intrigue, Monte Carlo & Regal -> Corvette -> Crankshaft Position System Variation Learn -> Cutlass & Malibu -> Dash Integration Module (DIM) -> DeVille -> DeVille, Eldorado & Seville -> EEPROM -> Eldorado -> Engine Control Module (ECM) -> Engine Performance -> Except Park Avenue -> Grand Am -> Grand Prix & Regal -> Impala & Monte Carlo -> Instrument Panel Integration Module (IPM) -> Intrigue -> LeSabre -> Less Tech 2 Or Techline Terminal -> Light Truck & Vans -> Park Avenue -> Passenger Cars -> Passkey Module -> Passlock Learn Procedure -> PCM -> Powertrain Control Module (PCM) -> Powertrain Control Module (PCM) & Vehicle Control Module (VCM) -> Rear Integration Module -> Riviera -> Seville -> T50/T60/T20+ -> TDC Offset Adjustment -> Theft Deterrent System Programming -> VCM -> With Tech 2 -> With Techline Terminal & Scan Tool
    Vehicle: 2003 Chevrolet Suburban 1500 5.3 V8 FLEX

    Passenger Cars

    Body Control Module (BCM)
    Alero & Grand Am

    This procedure must be performed if the BCM, Passlock sensor or PCM is replaced. If BCM is not properly programmed, it will not control all the features properly.

    • Ensure battery is fully charged and ignition switch is in the ON position.
    • Connect a suitably programmed Tech II, or equivalent, scan tool to Data Link Connector (DLC).
    • Access scan tool "Special Functions" menu and follow scan tool instructions to program BCM.
    • If BCM fails to accept the pr...

    CLICK HERE TO GET FULL ACCESS TO 2003 Chevrolet Suburban 1500 A/C & HEATER SERVICE PROCEDURES

    BRAKE SERVICE PROCEDURES FOR 2003 Chevrolet Suburban 1500 AUTOMOBILES

    Power Brake Units -> Bendix Brake Booster -> Power Brake Unit Service -> Accumulator Service -> Assemble -> Booster Bleed -> Cleaning & Inspection -> Disassemble
    Vehicle: 2003 Chevrolet Suburban 1500 5.3 V8 GAS

    Disassemble

    • Place accumulator compressor tool No. J-26889, or equivalent, around end of accumulator.
    • Install nut onto stud as in. Fig. , then depress accumulator with a C-clamp.
    • Remove retainer by using a punch.
    • Release C-clamp and remove accumulator compressor tool.
    • Remove accumulator, O-ring, retainer, plug and spring,. Fig. .
    • Remove retainer, output pushrod, baffle, piston return spring and retainer.
    • Cut off eyelet of pedal rod, then remove boot.
    • Remove nut, bracket and bolts, then separate cover from housing.
    • Remove piston assembly and seals.
    • Remove spool valve, then the accu...

    CLICK HERE TO GET FULL ACCESS TO 2003 Chevrolet Suburban 1500 BRAKE SERVICE PROCEDURES

    FUEL FILTER REPLACEMENT PROCEDURES FOR 2003 Chevrolet Suburban 1500 AUTOMOBILES

    General Motors Corp./Saturn Light Trucks, SUVs & Vans -> Fuel Filter Replacement -> Gasoline Engines Except Equinox, Montana SV6, Relay, Rendezvous w/3.6L Engine, Terraza, Uplander & Vue (2004-06) & 2004-06 Envoy, Rainier & TrailBlazer -> Returnless Fuel System
    Vehicle: 2003 Chevrolet Suburban 1500 5.3 V8 GAS

    Returnless Fuel System

    On models equipped with fuel injected engines, relieve fuel system pressure as outlined under "Fuel System Pressure Relief."

    On models equipped with metal collar quick disconnect connectors, GM tool No. J37088-A, or equivalent, will be required to disconnect the connector. Pri...

    CLICK HERE TO GET FULL ACCESS TO 2003 Chevrolet Suburban 1500 FUEL FILTER REPLACEMENT PROCEDURES

    DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR 2003 Chevrolet Suburban 1500 AUTOMOBILES

    DRIVESHAFT, Replace -> Front -> Rear
    Vehicle: 2003 Chevrolet Suburban 1500 5.3 V8 GAS

    Front

    Before disassembly, observe and accurately reference mark all driveline components relative to the propeller shaft and axles. These items include the propeller shafts, wheel drive shafts, pinion flanges and output shafts

    Assemble all components in the exact relationship to each other as they were prior to removal. Observe all published specifications and torque values, and any measurements obtained prior to disassembly.

    • Raise and support vehicle.
    • Remove transfer case shield, if equipped.
    • If equipped with double clamp style boot, remove clamp at transfer case by prying up ex...

    CLICK HERE TO GET FULL ACCESS TO 2003 Chevrolet Suburban 1500 DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES

    STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR 2003 Chevrolet Suburban 1500 AUTOMOBILES

    Starter, Replace
    Vehicle: 2003 Chevrolet Suburban 1500 5.3 V8 FLEX

    • Disconnect battery ground cable.
    • Remove mounting bolts and engine shield, if required.
    • Remove mounting bolts and oil pan skid plate, if required.
    • Remove righthand transmission cover bolt.
    • Remove front axle mounting bracket nut, then position front axle mounting bracket bolt until tip is flush with support bushing. Do not remove bolt.
    • Remove starter motor mounting bolts and slide starter forward until it clears transmission.
    • Disconnect oil level sensor electrical connector.
    • Remove starter...

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    CABIN AIR FILTER LOCATIONS & REPLACEMENT PROCEDURES FOR 2003 Chevrolet Suburban 1500 AUTOMOBILES

    Cabin Air Filter Service -> General Motors Corp./Saturn -> 1999-2007 Silverado, Sierra, 2000-07 Denali, Suburban, Tahoe, Yukon, Yukon XL, 2001-07 Escalade & 2002-07 Avalanche
    Vehicle: 2003 Chevrolet Suburban 1500 5.3 V8 GAS

    Under normal operating conditions the cabin air filter should be replaced every 15,000 miles. In dusty areas change the cabin air filter more often.

    • Remove the righthand instrument panel hush panel.
    • Remove the A/C and heater modul...

    CLICK HERE TO GET FULL ACCESS TO 2003 Chevrolet Suburban 1500 CABIN AIR FILTER LOCATIONS & REPLACEMENT PROCEDURES

    MAINTENANCE LAMP RESET PROCEDURES FOR 2003 Chevrolet Suburban 1500 AUTOMOBILES

    General Motors Corp./Saturn Trucks -> Change Trans Fluid Indicator ->
    Vehicle: 2003 Chevrolet Suburban 1500 5.3 V8 FLEX

    This message will appear on the DIC (Driver Information Center) when it is time to change the transmission fluid....

    CLICK HERE TO GET FULL ACCESS TO 2003 Chevrolet Suburban 1500 MAINTENANCE LAMP RESET PROCEDURES

    RADIATOR & HOSE REPLACEMENT PROCEDURES FOR 2003 Chevrolet Suburban 1500 AUTOMOBILES

    Coolant Hose, Replace -> Lower -> Upper
    Vehicle: 2003 Chevrolet Suburban 1500 5.3 V8 GAS

    Lower

    • Drain cooling system into a suitable container.
    • Remove air cleaner outlet duct clamps at throttle body and mass air flow (MAF)/intake air temperature (IAT) sensor.
    • Remove radiator inlet hose clip from outlet hose.
    • Remove air cleaner outlet duct.
    • Reposition hose clamp from water pump housing.
    • Remove radiator outlet hose from water pump housing.
    • Reposition hose clamp from radiator.
    • Remove radiator outlet hose from radiator and from vehicle.
    • Reverse procedure to install.

    Upper

    • Drain cooling system into a suitable ...

    CLICK HERE TO GET FULL ACCESS TO 2003 Chevrolet Suburban 1500 RADIATOR & HOSE REPLACEMENT PROCEDURES

    SERPENTINE BELT SERVICE PROCEDURES FOR 2003 Chevrolet Suburban 1500 AUTOMOBILES

    Serpentine Drive Belt, Replace
    Vehicle: 2003 Chevrolet Suburban 1500 5.3 V8 FLEX

    • Rotate tensioner clockwise to release belt tension using suitable wrench, then remove belt.
    • Route belt over pulleys excep...

    CLICK HERE TO GET FULL ACCESS TO 2003 Chevrolet Suburban 1500 SERPENTINE BELT SERVICE PROCEDURES

    COMPONENT LOCATION DIAGRAMS FOR 2003 Chevrolet Suburban 1500 AUTOMOBILES

    Component location diagrams for most 2003 Chevrolet Suburban 1500 cars and light trucks sold in the U.S. from 1990+.

    RR Side of Passenger Compartment Components Diagram for 2003 Chevrolet Suburban 1500  5.3 V8 GASRR Side of Passenger Compartment Components Diagram for 2003 Chevrolet Suburban 1500 5.3 V8 GAS

    Components on diagram:
  • Air Temperature Sensor Connector
  • Upper Air Duct Assembly
  • LLS of the I/P Components Diagram for 2003 Chevrolet Suburban 1500  5.3 V8 GASLLS of the I/P Components Diagram for 2003 Chevrolet Suburban 1500 5.3 V8 GAS

    Components on diagram:
  • Data Link Connector
  • Fuse Block
  • Courtesy Lamp
  • Body Control Module Connector
  • Courtesy Lamp Socket
  • CLICK HERE TO GET FULL ACCESS TO 2003 Chevrolet Suburban 1500 PARTS/COMPONENTS LOCATION DIAGRAMS!

    WIRING DIAGRAMS FOR 2003 Chevrolet Suburban 1500 AUTOMOBILES

    OEM drawn wiring diagrams for most 2003 Chevrolet Suburban 1500 cars and light trucks sold in the U.S.

    2003 Chevrolet Suburban 1500  5.3 V8 GAS Wiring Diagram2003 Chevrolet Suburban 1500 5.3 V8 GAS Wiring Diagram

    Components on diagram:
  • HVAC Control Module
  • 2003 Chevrolet Suburban 1500  5.3 V8 GAS Wiring Diagram2003 Chevrolet Suburban 1500 5.3 V8 GAS Wiring Diagram

    Components on diagram:
  • Stoplamp Switch
  • RH Tail/Stop Lamp
  • LH Tail/Stop Lamp
  • CLICK HERE TO GET FULL ACCESS TO 2003 Chevrolet Suburban 1500 WIRING DIAGRAMS!

    TECHNICAL SERVICE BULLETINS FOR 2003 Chevrolet Suburban 1500 AUTOMOBILES

    OEM TSB listings for most 2003 Chevrolet Suburban 1500 cars and light trucks sold in the U.S. from 1985+.

    Document: Revised General Motors New Vehicle Tire Warranty Program
    Vehicle: 2003 Chevrolet Suburban 1500 5.3 V8 GAS

    Auto Systems:
  • Labor Times, Manuals, Warranty, Aids
  • Wheels, Tires, Wheel Bearings, Seals, Hubs
  • Document: Power Folding Mirrors Will Not Fold Inward
    Vehicle: 2003 Chevrolet Suburban 1500 5.3 V8 GAS

    Auto Systems:
  • Instruments, Dash Cluster, Warning Lights, Mirrors
  • CLICK HERE TO GET FULL ACCESS TO 2003 Chevrolet Suburban 1500 TECHNICAL SERVICE BULLETINS!

    COMPONENT/PARTS SPECIFICATIONS FOR 2003 Chevrolet Suburban 1500 AUTOMOBILES

    BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most 2003 Chevrolet Suburban 1500 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 Chevrolet Suburban 1500 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 Chevrolet Suburban 1500 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 Chevrolet Suburban 1500 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 2003 Chevrolet Suburban 1500 SPECIFICATIONS DATA!

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