1989 Pontiac Bonneville Service and Repair Manual

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Factory-Grade Data

1989 Pontiac Bonneville 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

  • LE Sedan 4-Door
  • SSE Sedan 4-Door
  • SE Sedan 4-Door

Engines covered

  • 3.8L 3800CC 231Cu. 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

1989 Pontiac Bonneville Recalls & Complaints

NHTSA #88V14300029/08/1988Component: FUEL SYSTEM, GASOLINE:STORAGE

FUEL ROLLOVER VALVE ASSEMBLY MAY NOT HAVE BEEN INSTALLED.

Consequence

IN EVENT OF AN ACCIDENT IN WHICH VEHICLE BECOMES INVERTEDMISSING VALVE COULD ALLOW FUEL SPILLAGE IN

Remedy

REPLACE FUEL SENDER AND PUMP ASSEMBLY.

No service bulletins No technical service bulletins on file with NHTSA for the 1989 Pontiac Bonneville.
20000819Component: STEERING:LINKAGES:TIE ROD ASSEMBLYCrash reported1 injured

LEFT FRONT TIE ROD BROKE CAUSING LOSS OF CONTROL AT ABOUT 70 MPH. DURING RESULTANT CRASH, SHOULDER HARNESS FAILED TO RESTRAIN DRIVER. INJURY SUSTAINED WAS A BURST FRACTURE OF THE L-1 VERTEBRAE RESULTI

20000819Component: SEAT BELTS:FRONT:ANCHORAGECrash reported1 injured

LEFT FRONT TIE ROD BROKE CAUSING LOSS OF CONTROL AT ABOUT 70 MPH. DURING RESULTANT CRASH, SHOULDER HARNESS FAILED TO RESTRAIN DRIVER. INJURY SUSTAINED WAS A BURST FRACTURE OF THE L-1 VERTEBRAE RESULTI

20010706Component: SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISCCrash reported

I HAVE HAD TWO BONNEVILLES' AN 1988' AND A 1989' AND HAVE HAD MAJOR BRAKE TROUBLES WITH BOTH VEHICLES. *AK

19980121Component: VEHICLE SPEED CONTROL2 injured

CRUISE CONTROL SELF ACTIVATED INTO SUDDEN ACCELERATION, CAUSING A COLLISION .

20140312Component: ENGINE

READING ABOUT THE RECENT GM RECALL FOR AUTOMOBILES STALLING OUT WHEN DRIVING, TRIGGERED MY MEMORY OF MY FORMER PONTIAC. ON AT LEAST 3 OCCASIONS, THIS PONTIAC HAD STALLED OUT IN A SIMILAR FASHION. TH

Showing the 5 most serious of 35 complaints filed with NHTSA.

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