1998 Chevrolet Blazer REPAIR MANUAL -- HOW TO FIX YOUR CAR OR TRUCK

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1998 Chevrolet Blazer CAR/TRUCK REPAIR PROCEDURES AND DIAGRAMS - WHAT Chevrolet 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 1998 Chevrolet Blazer 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 Blazer 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 1998 Chevrolet Blazer 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 1998 Chevrolet Blazer AUTOMOBILES

Manual Air Conditioning & Heater System Diagnosis & Testing -> Light Duty Trucks & Vans -> System Diagnosis & Testing -> 1998 Tracker -> 1999-2000 Sierra & Silverado -> 1999-2000 Tracker -> A/C System Performance Test -> Astro & Safari -> C & K Series Except 1999-2000 Sierra & Silverado -> Diagnostic Tests -> Functional Test -> G Series -> Montana, Silhouette & Venture -> P Series -> S & T Series
Vehicle: 1998 Chevrolet Blazer 4.3 V6 GAS

On models equipped with a Powertrain Control Module (PCM) or Vehicle Control Module (VCM) controlled A/C system, connect a suitable Scan Tool to the Diagnostic Link Connector (DLC), normally located behind the lefthand side of the instrument panel, near the steering column.

Functional Test

Refer to Figs. through for A/C system functional test.

A/C System Performance Test

  • Test must be performed with vehicle in a shaded area.
  • Open windows to ventilate interior, then connect suitable A/C service gauge set.
  • Determine relative hu...

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CLICK HERE TO GET FULL ACCESS TO 1998 Chevrolet Blazer A/C & HEATER SERVICE PROCEDURES

BRAKE SERVICE PROCEDURES FOR 1998 Chevrolet Blazer AUTOMOBILES

Hydraulic Brake Systems -> Component Service -> Assemble -> Bendix Master Cylinder -> Delco Master Cylinder -> Disassemble -> Tracker Master Cylinder -> Wheel Cylinder
Vehicle: 1998 Chevrolet Blazer 4.3 V6 GAS

Delco Master Cylinder

When performing the following procedures, refer to Figs. and noting that the composite reservoir may vary in design.

Disassemble
  • Remove master cylinder from vehicle.
  • Remove reservoir cover and diaphragm. Discard old brake fluid in reservoir.
  • Inspect cover and diaphragm. Replace if cut, cracked or deformed.
  • Remove fluid level switch and proportioning valve assembly, if equipped.
  • Depress primary piston and remove lock ring.
  • Plug primary fluid outlet (outlet nearest to cowl when master cylinder is installed), then apply compressed air into secondary fluid outlet t...

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FUEL FILTER REPLACEMENT PROCEDURES FOR 1998 Chevrolet Blazer 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: 1998 Chevrolet Blazer 4.3 V6 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...

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DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR 1998 Chevrolet Blazer AUTOMOBILES

DRIVESHAFT, Replace -> Front -> Front, All Except NP8 Axle -> Front, NP8 Axle -> One Piece Driveshaft -> Rear -> Three Piece Driveshaft -> Two Piece Driveshaft
Vehicle: 1998 Chevrolet Blazer 4.3 V6 GAS

Front

Front, All Except NP8 Axle
  • Raise and support vehicle.
  • Remove front differential carrier shield, if used.
  • Reference mark relationship of propeller shaft to front axle and transfer case flange.
  • Remove bolts and retainers from front axle.
  • Remove bolts and retainers from transfer case.
  • Remove propeller shaft. When removing propeller shaft, do not attempt to remove shaft by pounding on yoke ears or using a tool between yoke and universal joint. If propeller shaft is removed by using such means, injection joints may fracture and lead to premature failure of joint.
  • Compress propeller...

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STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR 1998 Chevrolet Blazer AUTOMOBILES

Alternator, Replace
Vehicle: 1998 Chevrolet Blazer 4.3 V6 GAS

  • Disconnect battery ground cable.
  • Remove air inlet duct.
  • Remove heater hose brace bolt from rear of alternator.
  • Disconnect alternator electrical connectors.
  • Remove accessory drive belt.
  • Remove alternator mou...

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MAINTENANCE LAMP RESET PROCEDURES FOR 1998 Chevrolet Blazer AUTOMOBILES

General Motors Corp./Saturn Trucks -> Check Engine/Service Engine Soon Indicator Lamp -> Electronic Engine Controls Or Electronic Fuel Injection Except Tracker
Vehicle: 1998 Chevrolet Blazer 4.3 V6 GAS

The Check Engine/Service Engine Soon Lamp should light when the ignition is turned On. When the engine is started, the lamp should go off. If the lamp remains on for 10 seconds or constantly after the engine is started, the self diagnosis system has detected a problem and has stored a code in the system Electronic Control Module (ECM) or Powertrain Control Module (PCM). After diagnosis and repair, the ECM/PCM memory can be cleared of codes either by using a scan tool (OBD II systems) or by disconnecting the battery ground ca...

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RADIATOR & HOSE REPLACEMENT PROCEDURES FOR 1998 Chevrolet Blazer AUTOMOBILES

Heater Hose, Replace -> Inlet -> Outlet
Vehicle: 1998 Chevrolet Blazer 4.3 V6 GAS

Inlet

  • Drain cooling system into a suitable container.
  • Reposition heater core inlet hose clamp at intake manifold fitting.
  • Remove hose from intake manifold fitting.
  • Reposition heater hose inlet clamp at heater core.
  • Remove heater inlet hose from heater core.
  • Remove hose from vehicle.
  • Reverse proc...

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SERPENTINE BELT SERVICE PROCEDURES FOR 1998 Chevrolet Blazer AUTOMOBILES

Serpentine Drive Belt, Replace
Vehicle: 1998 Chevrolet Blazer 4.3 V6 GAS

  • Rotate or lift the belt tensioner arm, using a suitable tool to relieve tension from dr...

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COMPONENT LOCATION DIAGRAMS FOR 1998 Chevrolet Blazer AUTOMOBILES

Component location diagrams for most 1998 Chevrolet Blazer cars and light trucks sold in the U.S. from 1990+.

LH Side Of I/P Diagram for 1998 Chevrolet Blazer  4.3 V6 GASLH Side Of I/P Diagram for 1998 Chevrolet Blazer 4.3 V6 GAS

Components on diagram:
  • Headlamp Switch
  • I/P Fuse Block
  • Left Hand Front Door Jamb Switch
  • Connector C-217
  • Splice S-204
  • RH End Of I/P Diagram for 1998 Chevrolet Blazer  4.3 V6 GASRH End Of I/P Diagram for 1998 Chevrolet Blazer 4.3 V6 GAS

    Components on diagram:
  • Instrument Panel
  • Turn Signal Lamp
  • Recirculation Door Motor
  • Connector C-102
  • Connector C-203
  • CLICK HERE TO GET FULL ACCESS TO 1998 Chevrolet Blazer PARTS/COMPONENTS LOCATION DIAGRAMS!

    WIRING DIAGRAMS FOR 1998 Chevrolet Blazer AUTOMOBILES

    OEM drawn wiring diagrams for most 1998 Chevrolet Blazer cars and light trucks sold in the U.S.

    1998 Chevrolet Blazer  4.3 V6 GAS Wiring Diagram1998 Chevrolet Blazer 4.3 V6 GAS Wiring Diagram

    Components on diagram:
  • Transfer Case Control Module (TCCM)
  • Vehicle Control Module (VCM)
  • Data Link Connector (DLC)
  • 1998 Chevrolet Blazer  4.3 V6 GAS Wiring Diagram1998 Chevrolet Blazer 4.3 V6 GAS Wiring Diagram

    Components on diagram:
  • Express Down Module
  • CLICK HERE TO GET FULL ACCESS TO 1998 Chevrolet Blazer WIRING DIAGRAMS!

    TECHNICAL SERVICE BULLETINS FOR 1998 Chevrolet Blazer AUTOMOBILES

    OEM TSB listings for most 1998 Chevrolet Blazer cars and light trucks sold in the U.S. from 1985+.

    Document: Revised General Motors New Vehicle Tire Warranty Program
    Vehicle: 1998 Chevrolet Blazer 4.3 V6 GAS

    Auto Systems:
  • Labor Times, Manuals, Warranty, Aids
  • Wheels, Tires, Wheel Bearings, Seals, Hubs
  • Document: New Website for AFIT, TPM, and VDR Updates
    Vehicle: 1998 Chevrolet Blazer 4.3 V6 GAS

    Auto Systems:
  • Labor Times, Manuals, Warranty, Aids
  • CLICK HERE TO GET FULL ACCESS TO 1998 Chevrolet Blazer TECHNICAL SERVICE BULLETINS!

    COMPONENT/PARTS SPECIFICATIONS FOR 1998 Chevrolet Blazer AUTOMOBILES

    BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most 1998 Chevrolet Blazer 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 1998 Chevrolet Blazer 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 1998 Chevrolet Blazer 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 1998 Chevrolet Blazer 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 1998 Chevrolet Blazer SPECIFICATIONS DATA!

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