2003 Chevrolet Trailblazer Wiring Diagrams (ONLINE REPAIR MANUALS)

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Get Full Access Automotix DIY provides automotive consumers and do it yourselfers; the most comprehensive repair information about 2003 Chevrolet Trailblazer 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 2003 Chevrolet Trailblazer automobile. Try the Automotix DIY solution today!
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We have info for following modifications of 2003 Chevrolet Trailblazer

  • 2003 Chevrolet Trailblazer 4.2 L6 GAS, CID:256, Fuel Injection, Aspiration:256, Engine VIN:, Desg:S
  • 2003 Chevrolet Trailblazer EXT 4.2 L6 GAS, CID:256, Fuel Injection, Aspiration:256, Engine VIN:, Desg:S
  • 2003 Chevrolet Trailblazer EXT 5.3 V8 GAS, CID:325, Fuel Injection, Aspiration:325, Engine VIN:, Desg:P

WIRING DIAGRAMS FOR 2003 Chevrolet Trailblazer AUTOMOBILES

OEM drawn wiring diagrams for most 2003 Chevrolet Trailblazer cars and light trucks sold in the U.S.

2003 Chevrolet Trailblazer  4.2 L6 GAS Wiring Diagram2003 Chevrolet Trailblazer 4.2 L6 GAS Wiring Diagram

Components on diagram:
  • Turn Signal/Hazard Flasher Module
  • Left Turn Indicator
  • Driver Door Module
  • Park/Turn Signal Lamp -Left Front
  • Outside Rearview Mirror -Driver
  • 2003 Chevrolet Trailblazer  4.2 L6 GAS Wiring Diagram2003 Chevrolet Trailblazer 4.2 L6 GAS Wiring Diagram

    Components on diagram:
  • Body Control Module
  • Powertrain Control Module
  • Taillamp Assembly -Left
  • Taillamp Assembly -Right
  • 2003 Chevrolet Trailblazer  4.2 L6 GAS Wiring Diagram2003 Chevrolet Trailblazer 4.2 L6 GAS Wiring Diagram

    Components on diagram:
  • Horn Relay
  • Body Control Module
  • Horn
  • Horn Assembly
  • Turn Signal/Multifunction Switch
  • 2003 Chevrolet Trailblazer EXT 4.2 L6 GAS Wiring Diagram2003 Chevrolet Trailblazer EXT 4.2 L6 GAS Wiring Diagram

    Components on diagram:
  • Seat Recline Motor -Driver
  • Seat Rear Vertical Motor -Driver
  • Seat Adjuster Switch -Driver
  • Seat Horizontal Motor -Driver
  • Memory Seat Module -Driver
  • 2003 Chevrolet Trailblazer EXT 4.2 L6 GAS Wiring Diagram2003 Chevrolet Trailblazer EXT 4.2 L6 GAS Wiring Diagram

    Components on diagram:
  • Seat Lumbar Position Sensor -Passenger
  • Seat Lumbar Vertical Motor -Passenger
  • Seat Lumbar Horizontal Motor -Passenger
  • Memory Seat Module -Passenger
  • Lumbar Adjuster Switch -Passenger
  • 2003 Chevrolet Trailblazer EXT 5.3 V8 GAS Wiring Diagram2003 Chevrolet Trailblazer EXT 5.3 V8 GAS Wiring Diagram

    Components on diagram:
  • Driver Door Module
  • Front Passenger Door Module
  • Heated Seat Element - Front Passenger Back
  • Heated Seat Thermistor -Driver
  • Heated Seat Thermistor -Front Passenger
  • 2003 Chevrolet Trailblazer EXT 5.3 V8 GAS Wiring Diagram2003 Chevrolet Trailblazer EXT 5.3 V8 GAS Wiring Diagram

    Components on diagram:
  • Driver Door Module
  • Memory Seat Module -Driver
  • Memory Seat Switch -Driver
  • 2003 Chevrolet Trailblazer EXT 5.3 V8 GAS Wiring Diagram2003 Chevrolet Trailblazer EXT 5.3 V8 GAS Wiring Diagram

    Components on diagram:
  • Inflatable Restraint Sensing And Diagnostic Module
  • Inflatable Restraint Side Impact Sensor -Right
  • Inflatable Restraint Side Impact Sensor -Left
  • 2003 Chevrolet Trailblazer EXT 4.2 L6 GAS Wiring Diagram2003 Chevrolet Trailblazer EXT 4.2 L6 GAS Wiring Diagram

    Components on diagram:
  • Rear Blower Resistor
  • Heater/Vent/Air Conditioning Module -Auxiliary
  • Mode Actuator -Auxiliary
  • Blower Motor -Auxiliary
  • CLICK HERE TO GET FULL ACCESS TO 2003 Chevrolet Trailblazer WIRING DIAGRAMS!

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

    Click here to view more details about 2002 Chevrolet Trailblazer Bumper Reinforcement, Front2002 Chevrolet Trailblazer Bumper Reinforcement, Front, A high quality, direct fit OE replacement bumper reinforcement; Backed by 1-year, unlimited-mileage warranty..

    Source: Auto Body Parts Store

    $109.36

    Click here to view more details2003 Chevrolet Trailblazer Turn Signal Switch, Two 2-prong and two 13-prong female terminals; Without cruise control; Also controls high and low beam dimmer, wipers, hazard warning, and windshield washer fluid; A high quality, OE replacement turn signal switch; With 2 years limited TrustBuilt warranty..

    Source: Auto Body Parts Store

    $114.87

    Click here to view more details about 2006 Chevrolet Trailblazer 16" x 7" Alloy Wheel2006 Chevrolet Trailblazer 16" x 7" Alloy Wheel, Alloy Wheel; 16 X 7; 50MM Offset; 5 Spokes; 6 Lug; 5 Inch BP; Machined And Dark Charcoal, , .

    Source: Wheels / Rims, Mirrors & Lights Store

    $117.50

    Click here to view more details1995 Toyota Pickup L4, 2.4 L, 2366 CC Rebuilt Engine, OHC, RWD, Fuel injected or Carb. Fits 8/84-10/95, Warranty: 3-Year/100,000 Mile, .

    Source: Rebuilt Engines Store

    $1,469.00

    Click here to view more details2002 Chevrolet Trailblazer Used A/C Compressor, 4.2, AUTO, RWD, Very Good.

    Source: Used Auto Parts Store

    $152.00

    Click here to view more details2002 Chevrolet Trailblazer Used Hub Bearing , Driver Side, L, Front, Very Good.

    Source: Used Auto Parts Store

    $107.00
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