Auto Parts Search


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

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
Get Full Access Automotix DIY provides automotive consumers and do it yourselfers; the most comprehensive repair information about 1991 GMC Syclone 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 1991 GMC Syclone automobile. Try the Automotix DIY solution today!
DIY REPAIR SAMPLES > CONTINUE EXPLORING >

WIRING DIAGRAMS FOR 1991 GMC Syclone AUTOMOBILES

OEM drawn wiring diagrams for most 1991 GMC Syclone cars and light trucks sold in the U.S.

1991 GMC Syclone  4.3 V6 GAS Wiring Diagram1991 GMC Syclone 4.3 V6 GAS Wiring Diagram

Components on diagram:
  • Left Front Speaker
  • Right Front Speaker
  • Antenna
  • Radio Receiver
  • Right Rear Treble Speaker
  • 1991 GMC Syclone  4.3 V6 GAS Wiring Diagram1991 GMC Syclone 4.3 V6 GAS Wiring Diagram

    Components on diagram:
  • Generator
  • Oil Pressure Switch
  • Coolant Temperature Switch
  • 1991 GMC Syclone  4.3 V6 GAS Wiring Diagram1991 GMC Syclone 4.3 V6 GAS Wiring Diagram

    Components on diagram:
  • A/C Heater Vacuum Selector Valve
  • Heater/Defrost Door Actuator
  • 1991 GMC Syclone  4.3 V6 GAS Wiring Diagram1991 GMC Syclone 4.3 V6 GAS Wiring Diagram

    Components on diagram:
  • Left Instrument Panel Courtesy Lamp
  • Dome Lamp
  • Right Instrument Panel Courtesy Lamp
  • Right Hand Door Jamb Switch
  • 1991 GMC Syclone  4.3 V6 GAS Wiring Diagram1991 GMC Syclone 4.3 V6 GAS Wiring Diagram

    Components on diagram:
  • Speed Sensor
  • Digital Ratio Adapter Controller
  • Assembly Line Diagnostic Link Connector
  • Electronic Control Module Connector
  • Rear Wheel Antilock Brake Module
  • 1991 GMC Syclone  4.3 V6 GAS Wiring Diagram1991 GMC Syclone 4.3 V6 GAS Wiring Diagram

    Components on diagram:
  • Convenience Center
  • Cigarette Lighter
  • Light Switch
  • Ashtray Lamp
  • Heater Lamp
  • 1991 GMC Syclone  4.3 V6 GAS Wiring Diagram1991 GMC Syclone 4.3 V6 GAS Wiring Diagram

    Components on diagram:
  • Right Side Marker Lamp
  • Light Switch
  • Left Side Marker Lamp
  • Left Park And Directional Lamp
  • 1991 GMC Syclone  4.3 V6 GAS Wiring Diagram1991 GMC Syclone 4.3 V6 GAS Wiring Diagram

    Components on diagram:
  • Convenience Center
  • Stoplamp Switch
  • 1991 GMC Syclone  4.3 V6 GAS Wiring Diagram1991 GMC Syclone 4.3 V6 GAS Wiring Diagram

    Components on diagram:
  • Cruise Control Servo
  • Check Valve
  • Brake Cruise Release Valve
  • 1991 GMC Syclone  4.3 V6 GAS Wiring Diagram1991 GMC Syclone 4.3 V6 GAS Wiring Diagram

    Components on diagram:
  • Wiper Motor
  • Windshield Washer Pump
  • Conventional Wiper Washer Dimmer Switch
  • CLICK HERE TO GET FULL ACCESS TO 1991 GMC Syclone WIRING DIAGRAMS!

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

    Click here to view more details1991 GMC Syclone Cigarette Lighter, With wire terminal; A high quality cigarette lighter; With 1-year limited TruckEFX warranty..

    Source: Auto Body Parts Store

    $7.03

    Click here to view more details about 1991 GMC Syclone Tailgate Protector1991 GMC Syclone Tailgate Protector, A universal cut-to-length tailgate guard that protects your truck bed tailgate from nicks and scratches; Offers a clean look to your vehicle; Easy installation with a pre-applied 3M tape..

    Source: Auto Body Parts Store

    $25.61

    Click here to view more details2009 GMC Envoy 20" X 8" Alloy Wheel, ALLOY WHEEL, 20 X 8, 6 STUDS/LUGS, 5" BOLT DIA, 6 SPOKES, 46MM OFFSET, DARK PVD CHROME AFTERMARKET, DARK PVD CHROME AFTERMARKET, , .

    Source: Wheels / Rims, Mirrors & Lights Store

    $429.40

    Click here to view more details2002 GMC S15 Envoy L6, 4.2 L, 256 CID Rebuilt Engine, Inline 6 cylinder DOHC 24 Valve, Warranty: 7-Year/70,000 Mile, .

    Source: Rebuilt Engines Store

    $2,790.00

    Click here to view more details1991 GMC Syclone Used AM-FM-Cassette, ETR, AM-mono-FM-stereo, w/cass, w/seek scan, Without equalizer, Good.

    Source: Used Auto Parts Store

    $70.00

    Click here to view more details1991 GMC Syclone Used Wiper Motor Front, w/pulse wiper, Very Good.

    Source: Used Auto Parts Store

    $62.00
    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 GMC Syclone 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:
    GOT A WEBSITE?Make money with Automotix

    Make money with Automotix Partner Program.

    Learn more

    Auto Repair Quick Search
    Help me find