1988 Subaru GL Service and Repair Manual

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Covers all 1988 GL trims — Base Coupe 3-Door, Turbo Wagon 4-Door, Base Sedan 4-Door +2 more ·
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1988 Subaru GL 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 diagnose issues correctly, follow proven repair steps, and use wiring diagrams and system sections to track faults faster.

What’s included

  • Step-by-step repair procedures and service information
  • Specifications and reference data (where provided)
  • Electrical diagnostics with wiring diagrams
  • Coverage across major systems: engine, transmission/driveline, brakes, steering, suspension, HVAC, and more

Trims covered

  • Base Coupe 3-Door
  • Turbo Wagon 4-Door
  • Base Sedan 4-Door
  • Base Wagon 4-Door
  • Base Hatchback 2-Door

Engines covered

  • 1.8L 1781CC H4 GAS SOHC Naturally Aspirated
  • 1.8L 1781CC H4 GAS SOHC Turbocharged

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 #05E06500005/10/2005Component: FUEL SYSTEM, GASOLINE

CERTAIN SPX FILTRAN FUEL FILTERS WITH A 45-DEGREE ANGLE INLET TUBE, MODEL 800F350-S1, SOLD AS REPLACEMENT FILTERS FOR 1993-1997 FORD PROBE,1993-2001 MAZDA 626 AND MX-6, AND 1983-1994 LOYAL, 3-DOOR COU

Consequence

IN THE PRESENCE OF AN IGNITION SOURCE, A VEHICLE FIRE CAN OCCUR.

Remedy

SPX WILL NOTIFY ITS CUSTOMERS AND PROVIDE A FULL REFUND. THE RECALL BEGAN SEPTEMBER 27, 2005. OWNE

NHTSA #88V05200005/04/1988Component: SEAT BELTS

OMISSION OF INFORMATION SPECIFIED BY FMVSS 210 FROM OWNER MANUAL.

Consequence

FAILS TO MEET REQUIREMENTS OF FMVSS 210 REGARDING CHILDRESTRAINT SYSTEMS.

Remedy

ADHESIVE BACKED INSERTS WILL BE FURNISHED WITH THE CORRECT INFORMATION.

TSB #10219491

This bulletin contains illustrations of exchange components and their manufacturer as well as a description of the proper exchange procedure.

TSB #10219492

This bulletin contains additional information for recommended materials listed in the Service Manuals for individual models.

TSB #10209915

This bulletin has been developed to outline the steps for gathering basic essential information during diagnosis and repair of the Infotainment concerns. (Applicable to all models with Harman or Denso CP1 Infotainment).

TSB #10198758

This bulletin contains additional information for recommended materials listed in the Service Manuals for individual models

TSB #10198749

This bulletin is to advise of SOAs revised catalytic converter recycling program shipping procedure.

TSB #10187315

To help reduce confusion and increase technician efficiency, Subaru of America, Inc. (SOA) has developed the following cross reference list to help locate the appropriate Special Service Tool.

TSB #10179378

Special Service Tools Cross Reference List.

TSB #10174543

All Models (Vehicle Cleaning- COVID-19Best Practices)

19960325Component: SEAT BELTS:FRONT:ANCHORAGECrash reported1 injured

SEAT BELT FAILED TO HOLD DRIVER IN POSITION DURING VEHICLE ROLLOVER, CONTRIBUTING TO INJURY.

19960216Component: SEAT BELTS:FRONT:BUCKLE ASSEMBLYCrash reported

DRIVER SEATBELT BUCKLE LOCKED UP IN LATCH POSITION, AFTER AN ACCIDENT SEATBELT HAD TO BE CUT OFF. TT

19950715Component: VEHICLE SPEED CONTROLCrash reported

SUDDEN ACCELERATION, CAUSING LOSS OF CONTROL/ONE ACCIDENT. *SKD

19990128Component: ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:TURBO/SUPERCHARGER

THIS AIR SUSPENSION SYSTEM HAS FAILED AFTER BEING REPAIRED TWICE. THE TURBO -CHARGER UNIT ALSO HAS FAILED AFTER BEING REPAIRED TWICE. *AK

Showing the 4 most serious of 22 complaints filed with NHTSA.

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