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2004 Isuzu Ascender CAR/TRUCK REPAIR PROCEDURES AND DIAGRAMS - WHAT Isuzu 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 2004 Isuzu Ascender car and truck repair procedures including Isuzu 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 Isuzu Ascender 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 Isuzu mechanics you can trust. The Automotix DIY solution is particularly affordable. A full access to the entire DIY repair procedures and diagrams for your 2004 Isuzu Ascender 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 2004 Isuzu Ascender AUTOMOBILES

    Isuzu -> Manual A/C Diagnosis & Testing -> Diagnosis & Testing -> Performance Test -> Symptom Related Diagnosis & Testing -> Terminal Identification
    Vehicle: 2004 Isuzu Ascender 4.2 L6 GAS

    Performance Test

    Refer to for performance tests.

    Terminal Identif...

    [[table data]]

    CLICK HERE TO GET FULL ACCESS TO 2004 Isuzu Ascender A/C & HEATER SERVICE PROCEDURES

    BRAKE SERVICE PROCEDURES FOR 2004 Isuzu Ascender AUTOMOBILES

    Isuzu -> Power Brake Units -> Adjustments -> Ascender & Axiom -> Brake Booster Pushrod -> Rodeo
    Vehicle: 2004 Isuzu Ascender 4.2 L6 GAS

    Brake Booster Pushrod

    Ascender & Axiom

    The vacuum booster is not repairable and must be replaced as an assembly.

    Rodeo
    • Remove retainer from vacuum booster front shell using a suitable screwdriver, then draw plate and seal assembly out of shell inside.
    • Set push rod gauge tool No. J-39216, or equivalent, on vacuum booster, Fig. .
    • Apply negative pressure by means of vacuum pump tool No. J-23738-A, or equivalent, until pre...

    CLICK HERE TO GET FULL ACCESS TO 2004 Isuzu Ascender BRAKE SERVICE PROCEDURES

    FUEL FILTER REPLACEMENT PROCEDURES FOR 2004 Isuzu Ascender AUTOMOBILES

    Isuzu -> Component Locations -> Ascender
    Vehicle: 2004 Isuzu Ascender 5.3 V8 GAS

    On models with returnless fuel system,the fuel filter is located on the fuel pump assemb...

    CLICK HERE TO GET FULL ACCESS TO 2004 Isuzu Ascender FUEL FILTER REPLACEMENT PROCEDURES

    DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR 2004 Isuzu Ascender AUTOMOBILES

    DRIVESHAFT U-JOINT, Replace -> Assembly -> Disassemble -> Injected Rings -> Nylon Injected Rings -> Snap Ring Type
    Vehicle: 2004 Isuzu Ascender 4.2 L6 GAS

    Disassemble

    Snap Ring Type

    This procedure describes a driveline equipped with cardan joint in tube yoke. Driveline equipped with companion/slip yoke repeat steps to remove remaining cardan joint.

    • Place driveshaft on suitable workbench. Do not damage driveshaft when servicing on workbench. Ensure driveline and components are reference marked to prevent driveline imbalance.
    • Tap outside of bearing cap with a drift to loosen snap ring.
    • Remove snap rings from both sides of yoke using suitable tool.
    • Position yoke with grease fitting pointing up, if equipped.
    • Position socket with ...

    CLICK HERE TO GET FULL ACCESS TO 2004 Isuzu Ascender DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES

    STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR 2004 Isuzu Ascender AUTOMOBILES

    Alternator, Replace
    Vehicle: 2004 Isuzu Ascender 4.2 L6 GAS

    • Disconnect battery ground cable at battery.
    • Remove drive belt.
    • Disconnect battery positive cable nut on alternator.
    • Remove A/C line mounting bracket bolt at engine lift hook.
    • Remove right engine lift hook bolts and remove lift hook.
    • Remove three alternator moun...

    CLICK HERE TO GET FULL ACCESS TO 2004 Isuzu Ascender STARTER & ALTERNATOR REPLACEMENT PROCEDURES

    MAINTENANCE LAMP RESET PROCEDURES FOR 2004 Isuzu Ascender AUTOMOBILES

    Isuzu -> Engine Oil Life Monitor -> 2003-06 Ascender
    Vehicle: 2004 Isuzu Ascender 4.2 L6 GAS

    The Engine Oil Life monitor indicates when an oil and filter change are needed, usually from 3000 to 10,000 miles since the last change. The Change Oil Soon indicator may light even before 3000 miles if the vehicle has been operated under severe service.

    The monitor will not detect dust in the oil. If operating in dusty conditions be sure to change the oil and filter every 3000 miles or sooner i...

    CLICK HERE TO GET FULL ACCESS TO 2004 Isuzu Ascender MAINTENANCE LAMP RESET PROCEDURES

    RADIATOR & HOSE REPLACEMENT PROCEDURES FOR 2004 Isuzu Ascender AUTOMOBILES

    Coolant Hose, Replace -> Lower -> Upper
    Vehicle: 2004 Isuzu Ascender 4.2 L6 GAS

    Lower

    • Disconnect battery ground cable.
    • Drain cooling system into a suitable container by loosening drain plug of radiator.
    • Reposition hose clamp at radiator outlet.
    • Remove hose from radiator.
    • Reposition hose clamp at thermostat housing.
    • Remove hose from thermostat housing.
    • Remove hose from vehicle.
    • Reverse procedure to...

    CLICK HERE TO GET FULL ACCESS TO 2004 Isuzu Ascender RADIATOR & HOSE REPLACEMENT PROCEDURES

    SERPENTINE BELT SERVICE PROCEDURES FOR 2004 Isuzu Ascender AUTOMOBILES

    Serpentine Drive Belt, Replace
    Vehicle: 2004 Isuzu Ascender 4.2 L6 GAS

    • Pivot tensioner using a suitable tool and ...

    CLICK HERE TO GET FULL ACCESS TO 2004 Isuzu Ascender SERPENTINE BELT SERVICE PROCEDURES

    COMPONENT LOCATION DIAGRAMS FOR 2004 Isuzu Ascender AUTOMOBILES

    Component location diagrams for most 2004 Isuzu Ascender cars and light trucks sold in the U.S. from 1990+.

    Door Components Diagram for 2004 Isuzu Ascender  5.3 V8 GASDoor Components Diagram for 2004 Isuzu Ascender 5.3 V8 GAS

    Components on diagram:
  • Power Door Lock
  • Power Window Regulator
  • Connector C-700
  • Mini-Wedge Connector
  • Inflatable Restraint Steering Wheel Module Diagram for 2004 Isuzu Ascender  5.3 V8 GASInflatable Restraint Steering Wheel Module Diagram for 2004 Isuzu Ascender 5.3 V8 GAS

    Components on diagram:
  • Steering Column
  • Inflatable Restraint Steering Wheel Module
  • CLICK HERE TO GET FULL ACCESS TO 2004 Isuzu Ascender PARTS/COMPONENTS LOCATION DIAGRAMS!

    WIRING DIAGRAMS FOR 2004 Isuzu Ascender AUTOMOBILES

    OEM drawn wiring diagrams for most 2004 Isuzu Ascender cars and light trucks sold in the U.S.

    2004 Isuzu Ascender  5.3 V8 GAS Wiring Diagram2004 Isuzu Ascender 5.3 V8 GAS Wiring Diagram

    Components on diagram:
  • Blower Motor Control Processor
  • 2004 Isuzu Ascender  4.2 L6 GAS Wiring Diagram2004 Isuzu Ascender 4.2 L6 GAS Wiring Diagram

    Components on diagram:
  • Fuel Injector 5
  • Fuel Injector 4
  • Fuel Injector 1
  • Fuel Injector 2
  • Fuel Injector 3
  • CLICK HERE TO GET FULL ACCESS TO 2004 Isuzu Ascender WIRING DIAGRAMS!

    TECHNICAL SERVICE BULLETINS FOR 2004 Isuzu Ascender AUTOMOBILES

    OEM TSB listings for most 2004 Isuzu Ascender cars and light trucks sold in the U.S. from 1985+.

    Document: ANALOG ONSTAR DEACTIVATION SPECIAL COVERAGE ADJUSTMENT
    Vehicle: 2004 Isuzu Ascender 4.2 L6 GAS

    Auto Systems:
  • Aux Equip, Phone, Jacks, Trailer Hitches, Towing
  • Document: Analog OnstarA® Deactivation Special Coverage Adjustment (SPA 08089)
    Vehicle: 2004 Isuzu Ascender 4.2 L6 GAS

    Auto Systems:
  • Labor Times, Manuals, Warranty, Aids
  • CLICK HERE TO GET FULL ACCESS TO 2004 Isuzu Ascender TECHNICAL SERVICE BULLETINS!

    COMPONENT/PARTS SPECIFICATIONS FOR 2004 Isuzu Ascender AUTOMOBILES

    BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most 2004 Isuzu Ascender 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 2004 Isuzu Ascender 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 2004 Isuzu Ascender 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 2004 Isuzu Ascender 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 2004 Isuzu Ascender SPECIFICATIONS DATA!

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

    Click here to view more details2006 Isuzu Ascender Mirror, Passenger Side, Manual folding; Corner mount type; With memory feature; A high quality, OE replacement mirror; With 2 years limited Trustbuilt warranty..

    Source: Auto Body Parts Store

    $107.60

    Click here to view more details2004 Isuzu Ascender Fog Light, Passenger Side, Bulbs included; CAPA certified; DOT and SAE approved; A high quality, direct fit OE replacement fog light assembly; With 2 years limited Trustbuilt warranty..

    Source: Auto Body Parts Store

    $67.55

    Click here to view more details2008 Isuzu Ascender Wheel Center Cap, WHEEL CENTER CAP, MACHINED AND BLACK , , .

    Source: Wheels / Rims, Mirrors & Lights Store

    $14.50

    Click here to view more details2008 Isuzu Ascender L6, 4.2 L, 258 CID Rebuilt Engine, Warranty: 3-Year/100,000 Mile, .

    Source: Rebuilt Engines Store

    Ad Hoc

    Click here to view more details2003 Isuzu Ascender Used A/C Compressor, 4.2, AUTO, RWD, Very Good.

    Source: Used Auto Parts Store

    $145.00

    Click here to view more details2004 Isuzu Ascender Used Air Injection Pump, 4.2, AUTO, 4X4 (4.2L), Very Good.

    Source: Used Auto Parts Store

    $177.00
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