1988 Volvo 780 Service and Repair Manual

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Fits the 1988 780 — Base Coupe 2-Door ·
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1988 Volvo 780 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 Coupe 2-Door

Engines covered

  • 2.8L 2849CC V6 GAS SOHC 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 #97V16600022/09/1997Component: ELECTRICAL SYSTEM:WIRING

VEHICLE DESCRIPTION: PASSENGER VEHICLES. DUE TO LIMITED SPACE AND VARIATIONS IN THE ASSEMBLY OF THE CABLES, CHAFING OF THE INSULATION OF THE CABLES FEEDING THE SEAT HEATER, POWER SEAT MOTORS AND SE

Consequence

THIS CHAFING CAN LEAD TO A LOW OHM SHORT CIRCUIT.

Remedy

DEALERS WILL INSPECT THE CABLE HARNESSES AND, IF NECESSARY, CORRECT OR REPLACE THESE CABLES.

TSB #10212891

VIDA QR Scanner Mobile App

TSB #10212892

Shipping and Handling of Volvo Lithium-ion 48V Mild Hybrid Battery to Global Battery Solutions (GBS)

TSB #10181041

Mandatory Tool List bulletin: Volvo mandatory Special Tools are necessary for technicians to properly diagnose and repair Volvo cars. They are used in development of Volvo labor operations and repair methods, and promote safety and quality

TSB #10178503

Mandatory Tool List bulletin: Volvo mandatory Special Tools are necessary for technicians to properly diagnose and repair Volvo cars. They are used in development of Volvo labor operations and repair methods, and promote safety and quality

TSB #10110161

*No Description

TSB #10110146

Seat Belt Extender

TSB #10110159

The Volvo Technical Helpdesk (THD) is a central contact point available to authorized Volvo dealer technicians to assist with difficult to repair situations. If for some reason our technical experts cannot solve an issue directly, it will b

TSB #601711

MODIFYING THE AIRBAG SENSOR. *YC

19951121Component: VEHICLE SPEED CONTROLCrash reported

VEHICLE SUDDENLY ACCELERATED, RESULTING IN CRASHING INTO THE VEHICLE IN FRONT. TT *JB

20060117Component: VISIBILITY:GLASS, SIDE/REAR

DT*: THE CONSUMER STATED AFTER PURCHASING THE VEHICLE SHE BEGAN HAVING NUMEROUS PROBLEMS. THE FIRST TIME THE VEHICLE WAS TAKEN TO THE DEALERSHIP THE DRIVER'S SIDE WINDOW MODULE AND THE TAIL LIGHT BULB

20060117Component: ELECTRICAL SYSTEM

DT*: THE CONSUMER STATED AFTER PURCHASING THE VEHICLE SHE BEGAN HAVING NUMEROUS PROBLEMS. THE FIRST TIME THE VEHICLE WAS TAKEN TO THE DEALERSHIP THE DRIVER'S SIDE WINDOW MODULE AND THE TAIL LIGHT BULB

20060117Component: SERVICE BRAKES, HYDRAULIC

DT*: THE CONSUMER STATED AFTER PURCHASING THE VEHICLE SHE BEGAN HAVING NUMEROUS PROBLEMS. THE FIRST TIME THE VEHICLE WAS TAKEN TO THE DEALERSHIP THE DRIVER'S SIDE WINDOW MODULE AND THE TAIL LIGHT BULB

20060105Component: TIRES:SIDEWALL

UPON ENTERING MY VEHICLE I NOTICED A LARGE BUBBLE IN THE SIDE WALL OF THE RIGHT REAR TIRE. THE DECISION TO ATTEMPT TO DRIVE HOME WAS MADE AND WHILE TRAVELING AT APPROXIMATELY 55 MPH ON A PAVED ROAD T

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