2002 Pontiac Bonneville Service and Repair Manual

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Factory-Grade Data

2002 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

  • SE Sedan 4-Door
  • SLE 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

2002 Pontiac Bonneville Recalls & Complaints

NHTSA #03V23800001/07/2003Component: FUEL SYSTEM, GASOLINE:STORAGE:TANK ASSEMBLY

ON CERTAIN CADILLAC DEVILLE AND SEVILLE PASSENGER VEHICLES, FUNERAL COACHES, AND LIMOUSINES EQUIPPED WITH A V8 (4.6L) ENGINE, OLDSMOBILE AURORA PASSENGER VEHICLES EQUIPPED WITH A V8 (4.0L ) ENGINE, AN

Consequence

FUEL SYSTEM COMPONENTS CAN BE DAMAGED AND FUEL CAN LEAK FROM THE VEHICLE WHEN IT IS REFUELED. FUEL

Remedy

DEALERS WILL REPLACE THE FUEL TANK PRESSURE SENSOR. OWNER NOTIFICATION BEGAN ON OCTOBER 17, 2003.

TSB #11020816

This PI communicates the requirement to provide a pico file to receive diagnostic assistance from TAC.

TSB #11017252

This service bulletin provides information for dealers/technicians on OnStar Module 2G Sunset Information.

TSB #11014455

This Preliminary Information communication provides information to the technician about vehicles that have an unusual noise and is difficult to identify, isolate or pinpoint. Technician should get record a sound clip or take a video of the

TSB #11009156

This Preliminary Information communicates to the dealer the process for downloading or updating operating software for the Tire Pressure Monitor, Active Fuel Injector tester, multi media tester, PICO Scope, GR8 starting/charging tester and

TSB #11007744

This Preliminary Information communication provides information to the technician about vehicles that the Heater-Vent-Air Conditioning blows warm air. Before calling General Motors Technical Assistance Center technician will need to have hi

TSB #11007743

This Preliminary Information communication provides information to the technician about vehicles that the Heater-Vent-Air Conditioning blows warm air. Before calling General Motors Technical Assistance Center technician will need to have hi

TSB #11006621

Vehicle Wide Programming (VWP) is a new process to update software on GM Vehicles. It provides the ability via a single selection within Techline Connect to first identify which modules need updating and then proceed to updating affected mo

TSB #11004557

This bulletin provides information for use on a Product Assistance Claim (PAC), which is formerly known as a Product Allegation Resolution (PAR) claim.

Showing the 8 most recent of 409 technical service bulletins on file with NHTSA.

20040217Component: TIRESCrash reported2 injured

PURCHASED PONTIAC BONNEVILLE JULY 2002, EQUIPPED WITH FIRESTONE AFFINITY TOURING T2 TIRES. JULY 17, 2003 AT 12,351 MILES HAD R/R TIRE- REPAIRED AT DEALER (M&S CHEVROLET IN PAWLING NY)(WAS TOLD THERE W

20050819Component: SEATS:FRONT ASSEMBLY:HEAD RESTRAINTCrash reported1 injured

DT THE HEAD REST DID NOT PROVIDE ANY TYPE OF SUPPORT. VEHICLE WAS INVOLED IN A REAR END CRASH IN FEBRUARY. IT DOES NOT PROVIDE ANY SUPPORT. HAD A CASE OF WHIP LASH. THE CONSUMER CAN RAISE THE HEAD

20050811Component: SEATS:FRONT ASSEMBLY:HEAD RESTRAINTCrash reported1 injured

DEAR SIR OR MADAM, I WAS INVOLVED IN A REAR-END COLLISION IN A 2002 PONTIAC BONNEVILLE AND RECEIVED A CASE OF WHIPLASH, WHICH I BELIEVE WAS DUE TO A POORLY DESIGNED HEAD REST. WHEN I PURCHASED THE CA

20040825Component: FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMPCrash reported

WHEN INVOLVED IN AN ACCIDENT, THE FUEL SAFETY SHUT OFF IN MY WIFE'S BONNEVILLE DIDN'T WORK. SHE WAS STRUCK JUST BEHIND THE PASSENGER SIDE REAR DOOR AND THEN PUSHED INTO A TRAFFIC LIGHT HARD ENOUGH TO

20160414Component: ENGINEFire reported

TL* THE CONTACT OWNS A 2002 PONTIAC BONNEVILLE. WHILE DRIVING AT VARIOUS SPEEDS, THE VEHICLE BEGAN TO SMOKE UNDER THE HOOD. THE VEHICLE WAS TAKEN TO AN INDEPENDENT MECHANIC WHERE IT WAS DIAGNOSED THAT

Showing the 5 most serious of 112 complaints filed with NHTSA.

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