1998 GMC Sonoma REPAIR MANUAL -- HOW TO FIX YOUR CAR OR TRUCK

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1998 GMC Sonoma CAR/TRUCK REPAIR PROCEDURES AND DIAGRAMS - WHAT GMC 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 1998 GMC Sonoma car and truck repair procedures including GMC 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 GMC Sonoma 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 GMC 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 GMC Sonoma 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 GMC Sonoma AUTOMOBILES

Compressor Service -> Application Chart -> Light Trucks & Vans
Vehicle: 1998 GMC Sonoma 2.2 L4 GAS

[[table data]]

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BRAKE SERVICE PROCEDURES FOR 1998 GMC Sonoma AUTOMOBILES

Drum Brakes -> Brake Service -> Astro, Bravada, S & T Series & Safari -> Aztek -> C & K Series -> Duo-Servo -> G Series -> Installation -> Montana, Silhouette, Trans Sport & Venture -> P Series -> Removal -> Single-Servo -> Tracker
Vehicle: 1998 GMC Sonoma 2.2 L4 GAS

C & K Series

Duo-Servo
Removal
  • Raise and support vehicle.
  • Mark relationship of wheel to hub, then remove tire and wheel assembly.
  • On models equipped with full-floating axles, remove hub and drum assembly as described in "Drive Axles."
  • On models equipped with semi-floating axles, proceed as follows:
    • Install pin into park brake lever.
    • Mark relationship of drum to axle.
    • Remove rear brake drum retainers, as required.
    • Remove rear brake drum.
  • On all models, remove return springs and shoe guide, Fig. .
  • Remove brake hold down springs and pins.
  • Disconnect actuator lever and pivot.
  • Remove lever return spri...

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FUEL FILTER REPLACEMENT PROCEDURES FOR 1998 GMC Sonoma AUTOMOBILES

General Motors Corp./Saturn Light Trucks, SUVs & Vans -> Fuel Filter Scheduled Maintenance -> 1992-05 S/T Series Blazer, Bravada, Jimmy & Pickup -> Normal Service -> Severe Service
Vehicle: 1998 GMC Sonoma 4.3 V6 GAS

Normal Service

R...

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DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR 1998 GMC Sonoma AUTOMOBILES

DRIVESHAFT U-JOINT, Replace -> Assemble -> Disassemble
Vehicle: 1998 GMC Sonoma 4.3 V6 GAS

Never clamp propeller shaft tubing in a vise. Clamping could dent or deform the tube causing an imbalance or unsafe condition. Always clamp on one of the yokes and support the shaft horizontally. Avoid damaging the slip yoke sealing surface. Nicks may damage the bushing or cut the lip seal.

Disassemble

  • Support propeller shaft in a line horizontal with table of a press.
  • Mark propeller shaft in order to show which end connects to transmission and which end goes to rear axle.
  • On models equipped with external snap ring retainers, proceed as follows:
    • Disassemble snap rings by ...

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STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR 1998 GMC Sonoma AUTOMOBILES

Alternator, Replace
Vehicle: 1998 GMC Sonoma 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 mounting bol...

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MAINTENANCE LAMP RESET PROCEDURES FOR 1998 GMC Sonoma AUTOMOBILES

General Motors Corp./Saturn Trucks -> Check Engine Oil Level ->
Vehicle: 1998 GMC Sonoma 4.3 V6 GAS

This system is used to indicate a low engine oil level condition. The lamp should light during engine starting. If oil level is sufficient, the lamp should go off when engine is operating. If oil level is low the...

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RADIATOR & HOSE REPLACEMENT PROCEDURES FOR 1998 GMC Sonoma AUTOMOBILES

Radiator, Replace
Vehicle: 1998 GMC Sonoma 4.3 V6 GAS

  • Drain coolant from radiator, then disconnect upper coolant reservoir hose.
  • Remove upper fan shroud bolts, then the shroud.
  • Disconnect and plug transmission fluid cooler lines.
  • Disconnect a...

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SERPENTINE BELT SERVICE PROCEDURES FOR 1998 GMC Sonoma AUTOMOBILES

Serpentine Drive Belt, Replace
Vehicle: 1998 GMC Sonoma 4.3 V6 GAS

  • Remove belt tensioner pulley retaining bolt...

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COMPONENT LOCATION DIAGRAMS FOR 1998 GMC Sonoma AUTOMOBILES

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

Rear Of Engine Diagram for 1998 GMC Sonoma  4.3 V6 GASRear Of Engine Diagram for 1998 GMC Sonoma 4.3 V6 GAS

Components on diagram:
  • Throttle Position Sensor
  • Ignition Coil
  • Fuel Pump Switch
  • Distributor
  • A/C Compressor Clutch
  • RH Rear Corner Of Engine Compartment Diagram for 1998 GMC Sonoma  4.3 V6 GASRH Rear Corner Of Engine Compartment Diagram for 1998 GMC Sonoma 4.3 V6 GAS

    Components on diagram:
  • Vehicle Control Module
  • A/C Compressor Pressure Cycling Switch
  • Connector C-101
  • Splice S-106
  • Connector C-1
  • CLICK HERE TO GET FULL ACCESS TO 1998 GMC Sonoma PARTS/COMPONENTS LOCATION DIAGRAMS!

    WIRING DIAGRAMS FOR 1998 GMC Sonoma AUTOMOBILES

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

    1998 GMC Sonoma  4.3 V6 GAS Wiring Diagram1998 GMC Sonoma 4.3 V6 GAS Wiring Diagram

    Components on diagram:
  • Transmission Range Switch
  • Backup Lamp Switch
  • Park/Neutral Position
  • Backup Lamp, LH
  • Backup Lamp, RH
  • 1998 GMC Sonoma  4.3 V6 GAS Wiring Diagram1998 GMC Sonoma 4.3 V6 GAS Wiring Diagram

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

    TECHNICAL SERVICE BULLETINS FOR 1998 GMC Sonoma AUTOMOBILES

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

    Document: Revised General Motors New Vehicle Tire Warranty Program
    Vehicle: 1998 GMC Sonoma 2.2 L4 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 GMC Sonoma 2.2 L4 GAS

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

    COMPONENT/PARTS SPECIFICATIONS FOR 1998 GMC Sonoma AUTOMOBILES

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

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