1988 Chevrolet Blazer Service and Repair Manual

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Covers all 1988 Blazer trims — Scottsdale Sport Utility 2-Door, Silverado Sport Utility 2-Door ·
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1988 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

19960904Component: ELECTRICAL SYSTEM:WIRING:FRONT UNDERHOODFire reported1 injured

UPON PULLING INTO A REST AREA ON THE HIGHWAY, VEHICLE CAUGHT ON FIRE UNDER THE HOOD/PUT OUT FIRE WITH FIRE EXTINGUISHER, PASSENGER SUFFERED FROM SMOKE INHALATION. *AK

20090317Component: ELECTRICAL SYSTEMFire reported

TL*THE CONTACT OWNS A 1988 CHEVROLET BLAZER. THE CONTACT FOUND HIS VEHICLE ENGULFED IN FLAMES IN THE PARKING LOT OF A LOCAL SHOPPING CENTER. HE HAD DRIVEN THE VEHICLE JUST MINUTE

20020929Component: ELECTRICAL SYSTEM:WIRING:INTERIOR/UNDER DASHFire reported

WHILE THE CONSUMER WAS DRIVING THE VEHICLE STALLED AND SMOKE BEGAN COMING FROM THE DASH AND CAUGHT ON FIRE. (OHIO TRAFFIC REPORT #10-91-526) *YH

20000107Component: POWER TRAIN:AUTOMATIC TRANSMISSION:COOLING UNIT AND LINESFire reported

ENGINE FIRE DUE TO FLUID LEAK IN THE TRANSMISSION. (OHIO TRAFFIC CRASH REPORT) *MJS

Showing the 4 most serious of 45 complaints filed with NHTSA.

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