1994 Pontiac Bonneville Service and Repair Manual

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Factory-Grade Data

1994 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

  • SSE Sedan 4-Door
  • SE Sedan 4-Door
  • SSEi Sedan 4-Door

Engines covered

  • 3.8L 3800CC 231Cu. In. V6 GAS OHV Naturally Aspirated
  • 3.8L 3800CC 231Cu. In. V6 GAS OHV Supercharged

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

1994 Pontiac Bonneville Recalls & Complaints

No active recalls The 1994 Pontiac Bonneville has no recalls on file with NHTSA.
TSB #10170494

This informational bulletin provides information for dealers/technicians on Procedures to Unlock Delco Radio with Theftlock.

TSB #10168979

This Preliminary Information communication provides information to the technician on how to unlock radios that are Delco TheftLock. Technician will use the radio to get the scrambled code. Technician will need to contact the radio unlock ce

TSB #10165876

This Preliminary Information communication provides information to the technician on how to unlock radios that are Delco TheftLock. Technician will use the radio to get the scrambled code. Technician will need to contact the radio unlock ce

TSB #10141381

This Preliminary Information communication provides information to the technician on how to unlock radios that are Delco Theft Lock. Technician will use the radio to get the scrambled code. Technician will need to contact the radio unlock c

TSB #10246631

Expanded Availability for Remanufacture and Return (R&R) Electronic Control Modules

TSB #619370

OWNERS OF SOME VEHICLES EQUIPPED WITH HYDRA-MATIC 3T40, 4T60, 4T60-E OR 4T65-E TRANSAXLES MAY COMMENT ON A GRINDING AND / OR GROWLING NOISE THAT IS NOTICEABLE WHEN STANDING IN PARK ON A HILL OR SLOPE WITH THE ENGINE RUNNING AND THE PARKING

TSB #6089996

SOME VEHICLES EQUIPPED WITH HYDRA-MATIC 3T40, 4T60 OR 4T60-E TRANSXALES MAY COMMENT ON A GRINDING AND / OR GROWLING NOISE THAT IS NOTICEABLE WHEN IN PARK ON INCLINE. *TT

TSB #603085

SOME CUSTOMERS MAY COMMENT THAT THERE IS CORROSION ( RUST ) APPEARING ON THE LEFT AND /OR RIGHT ROCKER PANEL(S). *YC

Showing the 8 most recent of 30 technical service bulletins on file with NHTSA.

20020702Component: SEAT BELTS:FRONT:BUCKLE ASSEMBLYCrash reported2 injured

RIGHT REAR SEAT BELT BUCKLE RIPPED OUT OF BELT DURING HEAD ON IMPACT RESULTING IN INTERNAL INJURIES TO THE REAR PASSENGER. *AK

19981223Component: AIR BAGSCrash reported1 injured

NO DEPLOYMENT OF PASSENGER AND DRIVER SIDE AIR BAGS DDURING VEHICLE COLLISION CAUSED INJURY TO DRIVER(NECK, LOWER BACK, RIGHT SHOULDER, RIGHT ELBOW).

19961216Component: AIR BAGS:FRONTALCrash reported1 injured

OWNER STATES THAT SHE WAS IN ACCIDENT, SHE HIT A DEER AND BOTH DRIVER'S AND PASSENGER'S SIDE AIRBAGS WENT OFF, CAUSING SEVERE BURNS TO DRIVER. *AK

19961101Component: AIR BAGS:FRONTALCrash reported1 injured

WAS IN AN ACCIDENT AND BOTH AIR BAGS DEPLOYED, DRIVER BROKE ARM IN FOUR PLACES. *AK CONSUMER STATES SHE WAS HIT IN THE FOWARD PART OF THE REAR DOOR ON DRIVER'S SIDE WHILE IN THE PROCESS OF TURNING

19961101Component: AIR BAGSCrash reported1 injured

WAS IN AN ACCIDENT AND BOTH AIR BAGS DEPLOYED, DRIVER BROKE ARM IN FOUR PLACES. *AK CONSUMER STATES SHE WAS HIT IN THE FOWARD PART OF THE REAR DOOR ON DRIVER'S SIDE WHILE IN THE PROCESS OF TURNING

Showing the 5 most serious of 123 complaints filed with NHTSA.

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