Auto Parts Search


      Over 40 million used auto parts online. Shop online for auto and truck parts and save up to 75%

1991 Chevrolet G30 VAN 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!

Help me findSearch

Select Section

Get Full Access Automotix DIY provides automotive consumers and do it yourselfers; the most comprehensive repair information about 1991 Chevrolet G30 VAN 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 G30 VAN 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 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 1991 Chevrolet G30 VAN 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 1991 Chevrolet G30 VAN AUTOMOBILES

A/C & Cooling System Maintenance -> General Motors Corp. -> 1990-95 Chevrolet & GMC C & K, G, P & R & V Series
Vehicle: 1991 Chevrolet G30 VAN 7.4 V8 GAS

[[table data]]

CLICK HERE TO GET FULL ACCESS TO 1991 Chevrolet G30 VAN A/C & HEATER SERVICE PROCEDURES

BRAKE SERVICE PROCEDURES FOR 1991 Chevrolet G30 VAN AUTOMOBILES

POWER BRAKE UNITS, GENERAL MOTORS -> Bendix Brake Boosters -> HYDRO-BOOST II -> BLEEDING BOOSTER -> CLEANING & INSPECTION -> DESCRIPTION -> DISASSEMBLE & ASSEMBLE
Vehicle: 1991 Chevrolet G30 VAN 7.4 V8 GAS

DESCRIPTION

Hydro-Boost II is an hydraulically operated power brake booster. The hydraulic brake booster consists of an open center spool valve and an hydraulic cylinder combined into a single housing. The power steering pump provides the hydraulic fluid pressure to operate both the power brake booster and the power steering gear.

A dual master cylinder is bolted to the brake booster and is operated by a pushrod projecting from the booster cylinder bore.

The Hydro-Boost II also has an accumulator system which stores sufficient fluid under pressure to provide one power assisted brake...

CLICK HERE TO GET FULL ACCESS TO 1991 Chevrolet G30 VAN BRAKE SERVICE PROCEDURES

FUEL FILTER REPLACEMENT PROCEDURES FOR 1991 Chevrolet G30 VAN AUTOMOBILES

General Motors Corp./Saturn Light Trucks, SUVs & Vans -> Fuel Filter Scheduled Maintenance -> 1988-95 C/K, G & R/V Series w/Gasoline Engine -> Heavy Duty Emissions -> Light Duty Emissions -> Normal Service -> Severe Service
Vehicle: 1991 Chevrolet G30 VAN Sportvan 7.4 V8 GAS

Light Duty Emissions

Normal Service

Replace every 60,000 miles

Severe Service

Rep...

CLICK HERE TO GET FULL ACCESS TO 1991 Chevrolet G30 VAN FUEL FILTER REPLACEMENT PROCEDURES

DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR 1991 Chevrolet G30 VAN AUTOMOBILES

DRIVESHAFT, Replace -> One Piece Driveshaft -> Two Piece Driveshaft
Vehicle: 1991 Chevrolet G30 VAN 4.3 V6 GAS

One Piece Driveshaft
  • Raise and support vehicle.
  • Mark rear universal joint to drive shaft flange.
  • Remove retaining bolts and clamps.
  • Remove propeller shaft from pinion drive flange.
  • Remove propeller shaft from transmission/transfer case.
  • Using tape or a rubber band, wrap the U-Joint bearing caps to ensure bearing caps do not separate from U-Joint.
  • Reverse procedure to install, noting the following:
    • Align reference marks made during removal.
    • Torque yoke retainer bolts to 18 ft. lbs.
Two Piece Driveshaft
  • Raise and support vehicle.
  • Suppor...

CLICK HERE TO GET FULL ACCESS TO 1991 Chevrolet G30 VAN DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES

STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR 1991 Chevrolet G30 VAN AUTOMOBILES

Alternator, Replace
Vehicle: 1991 Chevrolet G30 VAN 7.4 V8 GAS

  • Disconnect battery ground cable.
  • Disconnect terminal plug and battery lead from rear of alternator.
  • Remove accessory drive belt.
  • Remove alternator mounting bolts.
  • Separate alternator from mounting bracket.
  • Rem...

CLICK HERE TO GET FULL ACCESS TO 1991 Chevrolet G30 VAN STARTER & ALTERNATOR REPLACEMENT PROCEDURES

MAINTENANCE LAMP RESET PROCEDURES FOR 1991 Chevrolet G30 VAN AUTOMOBILES

General Motors Corp./Saturn Trucks -> Low Coolant Lamp ->
Vehicle: 1991 Chevrolet G30 VAN 7.4 V8 GAS

This lamp should light when engine coolant level in the radiator drops below a predetermined le...

CLICK HERE TO GET FULL ACCESS TO 1991 Chevrolet G30 VAN MAINTENANCE LAMP RESET PROCEDURES

RADIATOR & HOSE REPLACEMENT PROCEDURES FOR 1991 Chevrolet G30 VAN AUTOMOBILES

Heater Hose, Replace -> Inlet -> Outlet
Vehicle: 1991 Chevrolet G30 VAN 7.4 V8 GAS

Inlet

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

CLICK HERE TO GET FULL ACCESS TO 1991 Chevrolet G30 VAN RADIATOR & HOSE REPLACEMENT PROCEDURES

SERPENTINE BELT SERVICE PROCEDURES FOR 1991 Chevrolet G30 VAN AUTOMOBILES

Serpentine Drive Belt, Replace
Vehicle: 1991 Chevrolet G30 VAN Sportvan 5.7 V8 GAS

  • Rotate tensioner counterclockwise, using a 1/2 inch breaker bar with a socket placed on tensioner ...

CLICK HERE TO GET FULL ACCESS TO 1991 Chevrolet G30 VAN SERPENTINE BELT SERVICE PROCEDURES

COMPONENT LOCATION DIAGRAMS FOR 1991 Chevrolet G30 VAN AUTOMOBILES

Component location diagrams for most 1991 Chevrolet G30 VAN cars and light trucks sold in the U.S. from 1990+.

Heater & A/C Control Diagram for 1991 Chevrolet G30 VAN Sportvan 5.7 V8 GASHeater & A/C Control Diagram for 1991 Chevrolet G30 VAN Sportvan 5.7 V8 GAS

Components on diagram:
  • Blower Motor
  • Blower Resistor
  • Auxiliary Heater System Components Diagram for 1991 Chevrolet G30 VAN  7.4 V8 GASAuxiliary Heater System Components Diagram for 1991 Chevrolet G30 VAN 7.4 V8 GAS

    Components on diagram:
  • Auxiliary Heater Control Switch
  • CLICK HERE TO GET FULL ACCESS TO 1991 Chevrolet G30 VAN PARTS/COMPONENTS LOCATION DIAGRAMS!

    WIRING DIAGRAMS FOR 1991 Chevrolet G30 VAN AUTOMOBILES

    OEM drawn wiring diagrams for most 1991 Chevrolet G30 VAN cars and light trucks sold in the U.S.

    1991 Chevrolet G30 VAN  5.7 V8 GAS Wiring Diagram1991 Chevrolet G30 VAN 5.7 V8 GAS Wiring Diagram

    Components on diagram:
  • Fuel Pump
  • Battery
  • Fuel Pump Relay
  • ALDL Connector
  • EVRV Solenoid
  • 1991 Chevrolet G30 VAN  7.4 V8 GAS Wiring Diagram1991 Chevrolet G30 VAN 7.4 V8 GAS Wiring Diagram

    Components on diagram:
  • Turn Signal Switch
  • Horn Relay
  • Horn
  • Cigarette Lighter
  • CLICK HERE TO GET FULL ACCESS TO 1991 Chevrolet G30 VAN WIRING DIAGRAMS!

    TECHNICAL SERVICE BULLETINS FOR 1991 Chevrolet G30 VAN AUTOMOBILES

    OEM TSB listings for most 1991 Chevrolet G30 VAN cars and light trucks sold in the U.S. from 1985+.

    Document: Car and Truck Fix It Right the First Time Issues
    Vehicle: 1991 Chevrolet G30 VAN 4.3 V6 GAS

    Auto Systems:
  • Labor Times, Manuals, Warranty, Aids
  • Document: GM TIRE WARRANTY PROGRAM CLAIMS GOODWILL GUIDELINES - REVISED
    Vehicle: 1991 Chevrolet G30 VAN 4.3 V6 GAS

    Auto Systems:
  • Labor Times, Manuals, Warranty, Aids
  • Wheels, Tires, Wheel Bearings, Seals, Hubs
  • CLICK HERE TO GET FULL ACCESS TO 1991 Chevrolet G30 VAN TECHNICAL SERVICE BULLETINS!

    COMPONENT/PARTS SPECIFICATIONS FOR 1991 Chevrolet G30 VAN AUTOMOBILES

    BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most 1991 Chevrolet G30 VAN 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 1991 Chevrolet G30 VAN 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 1991 Chevrolet G30 VAN 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 1991 Chevrolet G30 VAN 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 1991 Chevrolet G30 VAN SPECIFICATIONS DATA!

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

    Click here to view more details1974 Chevrolet G30 Van Ignition Switch, Blade type; 8-prong male terminal; Without lock cylinder and keys; A high quality, OE replacement ignition switch; With 2 years limited Trustbuilt warranty..

    Source: Auto Body Parts Store

    $24.09

    Click here to view more details1974 Chevrolet G30 Van Headlight, Driver Or Passenger Side, Bulbs included; Sealed beam and halogen type; Round; DOT and SAE approved; A high quality, OE replacement headlight assembly; With 1-year limited Matheny warranty..

    Source: Auto Body Parts Store

    $22.43

    Click here to view more details2013 Chevrolet Pickup Silverado 25-3500 18" x 8" Steel Wheel, Steel Wheel; 18 X 8; 44MM Offset; 8 Slots; 8 Lug; 180MM BP; Ident 9597730; Single Wheel; All Silver, , .

    Source: Wheels / Rims, Mirrors & Lights Store

    $69.50

    Click here to view more details1971 International 1310 V8, 5 L, 304 CID Rebuilt Engine, Scout appl. Comes with oil pump kit only., Warranty: 3-Year/100,000 Mile, .

    Source: Rebuilt Engines Store

    $2,252.00

    Click here to view more details1990 Chevrolet G30 VAN Used Air Cleaner Assembly, 5.0L\, PO# 139488.

    Source: Used Auto Parts Store

    $134.00

    Click here to view more details1996 Chevrolet G30 VAN Used Radiator Assembly, 4.3, AUTO, RWD 6-262 (4.3L), Without eng oil cooler; w/AC, Very Good.

    Source: Used Auto Parts Store

    $112.00
    More parts
    Help me findSearch
    Auto Repair Quick Search
    Help me find
    Search DIY repair manuals by VIN...
    Vehicle Identification Number is a unique serial number used by the automotive industry to identify individual motor vehicles

    Find out what info we have for your vehicle

    Get the Complete Technical Service Bulletins!
    Get the Complete Technical Service Bulletins!Access diagrams and repair information such as wiring diagrams, diagnosis and repair charts, manufacturer service bulletins, and OEM Part numbers of your 1991 Chevrolet G30 VAN vehicle.
    Access the Complete guide!
    Need To Fix Your Car or Truck?
    Save Money With Free Car Insurance Quote
    FREE car insurance quote
    Enter Zip Code:
    Auto Repair Quick Search
    Help me find