1989 Chevrolet Blazer Service and Repair Manual

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Covers all 1989 Blazer trims — Scottsdale Sport Utility 2-Door, Silverado Sport Utility 2-Door ·
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1989 Chevrolet Blazer 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

  • Scottsdale Sport Utility 2-Door
  • Silverado Sport Utility 2-Door

Engines covered

  • 6.2L 379Cu. In. V8 DIESEL OHV Naturally Aspirated
  • 5.7L 350Cu. In. V8 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
NHTSA #93V11900002/08/1993Component: SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC:ROTOR

SEVERE CORROSION DUE TO ROAD SALT AT THE JOINT OF THE STAMPED STEEL CENTER SECTION AND THE CAST OUTER SECTION CAN CAUSE THE SECTIONS TO SEPARATE.

Consequence

SEPARATION OF THE ROTOR SECTIONS CAN CAUSE LOSS OFBRAKING ABILITY IN THE AFFECTED WHEEL. T

Remedy

REPLACE THE FRONT BRAKE ROTORS WITH NEW ROTORS WITH A CORROSION PROTECTION COATING. HOWEVE

TSB #10007838

DIAGNOSTIC INFORMATION FOR INTERMITTENT TRANSMISSION DOWNSHIFT, SLIP, BUSY/CYCLING TCC OR NOISY COOLING FAN. *TT

TSB #10006961

POP SNAP NOISE IN THE FRONT SUSPENSION WHEN BRAKING. *MR

TSB #41072

END GATE LATCH RATTLE (INSTALL REVISED STRIKER). *TW

TSB #41076

WATER LEAK AT THE A/C RECIRCULATION DOOR (INSTALL NEW HOOD HINGE SEAL). *TW

TSB #39431

FRONT DOOR SIDE GLASS BINDING/TRACK DISENGAGEMENT. *TW

20010305Component: SEATSCrash reported1 injured

CONSUMER'S VEHICLE WAS REAR ENDED WHERE THE SEAT BROKE CAUSING CONSUMER TO JAM KNEES AGAINST THE DASHBOARD. *SLC

20001209Component: VEHICLE SPEED CONTROLCrash reported1 injured

ON THE 6TH OF DECEMBER 2000, MY S10 BLAZERS THROTLE PLATE STUCK, WIDE OPEN WHILE I WAS REARANGING THE TRUCK IN MY DRIVEWAY. IT THEN SENT ME FLYING INTO MY NEIGHBORS BACK YARD, WHER

20001122Component: SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITEDCrash reported1 injured

WIFE AND SON REPORTED BRAKES NOT WORKING. HAD CHECKED AT MAXI MUFFLER SAID NEEDED PADS AND SHOES, REPLACED THEM MYSELF AND CHECKED WHEEL CYLINDERS AND MASTER CYLINDER ALL OK. SON S

20001122Component: SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISCCrash reported1 injured

WIFE AND SON REPORTED BRAKES NOT WORKING. HAD CHECKED AT MAXI MUFFLER SAID NEEDED PADS AND SHOES, REPLACED THEM MYSELF AND CHECKED WHEEL CYLINDERS AND MASTER CYLINDER ALL OK. SON S

Showing the 4 most serious of 47 complaints filed with NHTSA.

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