2003 Chevrolet Astro Service and Repair Manual

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Factory-Grade Data

2003 Chevrolet Astro service and repair manual — a detailed, factory-style reference for maintenance, diagnostics, and repair. Use it to confirm correct procedures, specifications, and system coverage before you start work.

Designed for technicians and DIY owners, this manual helps you troubleshoot accurately, follow step-by-step repair procedures, and reference wiring diagrams and system sections quickly while you work.

What’s included

  • Step-by-step repair procedures and service information
  • Specifications and reference data (where provided)
  • Wiring diagrams and electrical sections
  • Powertrain, brakes, steering, suspension, HVAC and more

Trims covered

  • Base Extended Cargo Van 3-Door
  • Base Standard Cargo Van 3-Door
  • Base Extended Passenger Van 3-Door
  • LS Extended Passenger Van 3-Door
  • LS Standard Passenger Van 3-Door
  • Base Standard Passenger Van 3-Door
  • LT Extended Passenger Van 3-Door
  • LT Standard Passenger Van 3-Door

Engines covered

  • 4.3L 262Cu. In. V6 GAS OHV Naturally Aspirated

Index / Table of contents

  • Body
  • Brakes
  • Chassis Electrical
  • Driveline
  • Engine Cooling
  • Engine Electrical
  • Engine Mechanical
  • Engine Performance & Emission Controls
  • Fuel System
  • General Information & Identification
  • Heating, Ventilation, & Air Conditioning
  • Hybrid & Electric Vehicle Systems
  • Steering
  • Suspension
  • Transmission, Clutch, & Transfer Case
  • Wiring Diagrams

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Vehicle Safety Data

2003 Chevrolet Astro Recalls & Complaints

NHTSA #03V32800012/09/2003Component: SUSPENSION:FRONT:CONTROL ARM:LOWER BALL JOINT

CERTAIN MINIVANS HAVE AN INTERFERENCE CONDITION BETWEEN THE LOWER BALL JOINT RUBBER BOOT AND THE STEERING KNUCKLE (BOTH LEFT/RIGHT SIDES), WHICH COULD RESULT IN CUTTING OF THE BOOT

Consequence

THE STEERING KNUCKLE COULD SEPARATE FROM THE LOWER CONTROL ARM, DROPPING DOWN THE AFFECTED

Remedy

DEALERS WILL REPLACE THE STEERING KNUCKLES. OWNER NOTIFICATION IS EXPECTED TO BEGIN ON AP

TSB #11020816

This PI communicates the requirement to provide a pico file to receive diagnostic assistance from TAC.

TSB #11014455

This Preliminary Information communication provides information to the technician about vehicles that have an unusual noise and is difficult to identify, isolate or pinpoint. Technician should get record a sound clip or take a video of the

TSB #11009156

This Preliminary Information communicates to the dealer the process for downloading or updating operating software for the Tire Pressure Monitor, Active Fuel Injector tester, multi media tester, PICO Scope, GR8 starting/charging tester and

TSB #11007744

This Preliminary Information communication provides information to the technician about vehicles that the Heater-Vent-Air Conditioning blows warm air. Before calling General Motors Technical Assistance Center technician will need to have hi

TSB #11007743

This Preliminary Information communication provides information to the technician about vehicles that the Heater-Vent-Air Conditioning blows warm air. Before calling General Motors Technical Assistance Center technician will need to have hi

TSB #11007208

This Preliminary Information communication provides information to the technician about changing the tire and wheel size on vehicles. General Motors will only support a tire calibration for tires that have been sized, tested and designed fo

TSB #11006621

Vehicle Wide Programming (VWP) is a new process to update software on GM Vehicles. It provides the ability via a single selection within Techline Connect to first identify which modules need updating and then proceed to updating affected mo

TSB #11006421

GM is receiving damaged (cracked or broken) transmission cores returned to the reman facilities. The damage is being caused either in the removal process by the technician, or inadequate packaging or shipping. This bulletin advises the deal

Showing the 8 most recent of 192 technical service bulletins on file with NHTSA.

20150730Component: AIR BAGSCrash reported1 injured

2003 CHEVROLET ASTRO CARGO VAN AIR BAG DID NOT DEPLOY AT TIME OF COLLISION. ASTRO VAN WAS HIT ON PASSENGER SIDE, FRONT WHEEL WELL & BUMPER. DRIVER WHO HIT VAN WAS EXCEEDING SPEED L

20060823Component: STEERINGCrash reported1 injured

DT: THE CONTACT STATED WHILE TRAVELING BETWEEN 50 - 55 MPH DURING NORMAL DRIVING CONDITION THE FRONT TWO WHEELS BEGAN TURNING AND THE VEHICLE WOULD NOT RESPOND TO STEERING INPUT. T

20100210Component: SERVICE BRAKES, HYDRAULICCrash reported

I WAS DRIVING APPROXIMATELY 30 MILES PER HOUR ALONG SLIGHTLY SNOW-COVERED ROAD TOWARDS STOPPED TRAFFIC AT RED LIGHT ON A SLIGHT DOWNGRADE. I STEPPED ON THE BRAKES GENTLE, AS REQUIR

20070103Component: SERVICE BRAKES, HYDRAULIC:POWER ASSISTFire reported

TL* - THE CONTACT HAS A 2003 CHEVROLET ASTRO VAN WHICH HAS BEEN IN THE DEALER SERVICE SHOP SINCE DECEMBER 19, 2006. WHEN DRIVING AND TURNING THE VEHICLE LOST POWER IN BOTH THE STEE

Showing the 4 most serious of 82 complaints filed with NHTSA.

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